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High-Temp Slip Pipe Reducer (DIN \u0026 ANSI SCH80)","description":"\u003ch3\u003e\u003cstrong\u003ePremium Industrial CPVC Reducing Couplings (DIN \u0026amp; ANSI SCH80)\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003eSeamlessly transition between different pipe sizes in your linear runs with our \u003cstrong\u003eHeavy-Duty CPVC Reducing Couplings\u003c\/strong\u003e. Unlike bushings that fit inside other fittings, these one-piece molded reducers feature dual slip sockets designed to directly connect a larger pipe to a smaller one. Engineered to minimize turbulence and maintain optimal fluid pressure, they are the reliable choice for complex commercial hot water distribution and aggressive chemical pipelines.\u003c\/p\u003e\u003ch4\u003e\u003cstrong\u003e🌟 Key Engineering Features:\u003c\/strong\u003e\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmooth Flow Reduction:\u003c\/strong\u003e Precision-engineered internal tapering ensures a gradual reduction in pipe diameter, significantly reducing friction loss and preventing cavitation in high-pressure systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtreme Temperature Resilience:\u003c\/strong\u003e Manufactured from premium Chlorinated Polyvinyl Chloride (CPVC) to safely handle continuous fluid temperatures from \u003cstrong\u003e-10°C to 95°C (14°F to 203°F)\u003c\/strong\u003e, with short-term spike tolerance up to \u003cstrong\u003e110°C (230°F)\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Pressure Safety:\u003c\/strong\u003e Rated for PN16 (approx. 230 PSI). Offers exceptional defense against harsh industrial acids, alkalis, and commercial chlorine treatments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Global Standards:\u003c\/strong\u003e Available in both \u003cstrong\u003eMetric DIN\u003c\/strong\u003e and Heavy-Wall \u003cstrong\u003eANSI SCH80\u003c\/strong\u003e formats. Designed for permanent solvent weld (glue) connections on both ends.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003e\u003cstrong\u003e📐 Sizing Guide:\u003c\/strong\u003e\u003c\/h4\u003e\u003cp\u003eSelect your required standard and size reduction below. Please note that sizes are listed as \u003cstrong\u003eLarge Slip Socket x Small Slip Socket\u003c\/strong\u003e. \u003cstrong\u003eOptimize your piping network today!\u003c\/strong\u003e\u003c\/p\u003e","brand":"Atradesen","offers":[{"title":"DIN Metric - 25mm x 20mm Slip","offer_id":56391211024550,"sku":"CPVC_Connection_289","price":2.52,"currency_code":"USD","in_stock":true},{"title":"DIN Metric - 32mm x 20mm Slip","offer_id":56391211057318,"sku":"CPVC_Connection_290","price":4.11,"currency_code":"USD","in_stock":true},{"title":"DIN Metric - 32mm x 25mm Slip","offer_id":56391211090086,"sku":"CPVC_Connection_291","price":4.36,"currency_code":"USD","in_stock":true},{"title":"DIN Metric - 40mm x 20mm Slip","offer_id":56391211122854,"sku":"CPVC_Connection_292","price":6.12,"currency_code":"USD","in_stock":true},{"title":"DIN Metric - 40mm x 25mm Slip","offer_id":56391211155622,"sku":"CPVC_Connection_293","price":6.12,"currency_code":"USD","in_stock":true},{"title":"DIN Metric - 40mm x 32mm Slip","offer_id":56391211188390,"sku":"CPVC_Connection_294","price":6.12,"currency_code":"USD","in_stock":true},{"title":"DIN Metric - 50mm x 20mm Slip","offer_id":56391211221158,"sku":"CPVC_Connection_295","price":8.84,"currency_code":"USD","in_stock":true},{"title":"DIN Metric - 50mm x 25mm Slip","offer_id":56391211253926,"sku":"CPVC_Connection_296","price":8.96,"currency_code":"USD","in_stock":true},{"title":"DIN Metric - 50mm x 32mm Slip","offer_id":56391211286694,"sku":"CPVC_Connection_297","price":10.01,"currency_code":"USD","in_stock":true},{"title":"DIN Metric - 50mm x 40mm Slip","offer_id":56391211319462,"sku":"CPVC_Connection_298","price":10.89,"currency_code":"USD","in_stock":true},{"title":"DIN Metric - 63mm x 20mm Slip","offer_id":56391211352230,"sku":"CPVC_Connection_299","price":13.24,"currency_code":"USD","in_stock":true},{"title":"DIN Metric - 63mm x 25mm Slip","offer_id":56391211384998,"sku":"CPVC_Connection_300","price":13.24,"currency_code":"USD","in_stock":true},{"title":"DIN Metric - 63mm x 32mm Slip","offer_id":56391211417766,"sku":"CPVC_Connection_301","price":13.24,"currency_code":"USD","in_stock":true},{"title":"DIN Metric - 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2\" x 1-1\/2\" Slip","offer_id":56391212138662,"sku":"CPVC_Connection_323","price":15.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/Gemini_Generated_Image_qd77vgqd77vgqd77.png?v=1776487465"},{"product_id":"chemical-grade-pph-female-threaded-tee-elbow-hot-melt-socket-fusion-s5-1-25mpa-pipeline-fitting-20mm-63mm-atradesen","title":"Chemical-Grade PPH Female Threaded Tee \u0026 Elbow | Hot-Melt Socket Fusion S5 1.25MPa Pipeline Fitting (20mm - 63mm) - Atradesen","description":"\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/Chemical-Grade_PPH_Female_Threaded_Tee_Elbow_Hot-Melt_Socket_Fusion_S5_1.25MPa_Pipeline_Fitting_20mm_-_63mm_-_Atradesen-009.png?v=1784337263\" alt=\"\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/Chemical-Grade_PPH_Female_Threaded_Tee_Elbow_Hot-Melt_Socket_Fusion_S5_1.25MPa_Pipeline_Fitting_20mm_-_63mm_-_Atradesen-008.png?v=1784337262\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch2\u003eChemical-Grade PPH Female Threaded Tees \u0026amp; 90-Degree Elbows (S5 \/ 1.25MPa)\u003c\/h2\u003e\n\u003cp\u003eOptimize and branch your industrial, chemical, and fluid-treatment pipelines with our premium PPH female-threaded tees and elbows, available at \u003ca href=\"https:\/\/atradesen.com\" target=\"_blank\"\u003eAtradesen.com\u003c\/a\u003e. Molded from premium-grade, high-density PPH (Polypropylene Homopolymer), these chemical-grade fittings are engineered to withstand continuous operating pressures up to 1.25 MPa (181 PSI) and temperatures ranging from -20°C to 100°C.\u003c\/p\u003e\n\u003cp\u003eDesigned to bridge solid pipelines directly with threaded instrumentation, water faucets, or liquid valves, this robust series is highly suitable for acid pickling loops, exhaust gas neutralization, and electroplating drainage networks.\u003c\/p\u003e\n\u003ch3\u003eOutstanding Chemical Stability \u0026amp; Material Resilience\u003c\/h3\u003e\n\u003cp\u003ePPH (Polypropylene Homopolymer) is widely preferred in heavy chemical processing and environmental protection fields due to its exceptional resistance to abrasive wear, high structural flexibility, and superior resistance to chemical corrosion from waste acids, alkalis, and organic solvents. It is also completely non-toxic and odorless, making these fittings fully safe for industrial drinking water networks, power plant cooling lines, and food processing lines.\u003c\/p\u003e\n\u003ch3\u003eHot-Melt Socket Fusion \u0026amp; Reinforced Hex Collar Threads\u003c\/h3\u003e\n\u003cp\u003eThese fittings feature a dual-connection mechanism optimized for maximum joint integrity:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmooth Socket Ends (Straight Run):\u003c\/strong\u003e Designed for standard hot-melt socket fusion welding to create a seamless, leak-proof molecular bond with standard PPH pipes. Alternatively, they can be securely welded using PPH plastic welding rods.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFemale-Threaded Port (90-Degree\/Branch):\u003c\/strong\u003e Encased in a heavily thickened hexagonal outer collar. This added reinforcement prevents structural stress fractures and thread stripping when tightening standard G\/BSP\/PT male-threaded pressure gauges, sampling valves, or plumbing adapters.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e⚠️ Sizing \u0026amp; Thread Compatibility Guide\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eThe size specifications of this series represent: Socket Inner Diameter (ID) * Female Thread Size. Please check your nominal standards before selecting:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e20mm x 1\/2\" (DN15):\u003c\/strong\u003e Socket ID fits 20mm outer diameter (OD) pipes; thread matches standard 1\/2\" male fittings. (Available in Tee \u0026amp; Elbow)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e25mm x 3\/4\" (DN20):\u003c\/strong\u003e Socket ID fits 25mm outer diameter (OD) pipes; thread matches standard 3\/4\" male fittings. (Available in Tee \u0026amp; Elbow)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e32mm x 1\" (DN25):\u003c\/strong\u003e Socket ID fits 32mm outer diameter (OD) pipes; thread matches standard 1\" male fittings. (Available in Tee \u0026amp; Elbow)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e40mm x 1-1\/4\" (DN32):\u003c\/strong\u003e Socket ID fits 40mm outer diameter (OD) pipes; thread matches standard 1-1\/4\" male fittings. (Available in Elbow only)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50mm x 1-1\/2\" (DN40):\u003c\/strong\u003e Socket ID fits 50mm outer diameter (OD) pipes; thread matches standard 1-1\/2\" male fittings. (Available in Elbow only)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e63mm x 2\" (DN50):\u003c\/strong\u003e Socket ID fits 63mm outer diameter (OD) pipes; thread matches standard 2\" male fittings. (Available in Elbow only)\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003eNote: Standard G\/BSP\/PT parallel threads. Always wrap additional PTFE thread seal tape (Teflon tape) clockwise around the male threads to secure a watertight, leak-proof mechanical joint.\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f2f2f2; text-align: left;\"\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFeature\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eIndustrial-Grade Potable PPH (Polypropylene Homopolymer)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure Rating Class\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS5 (SDR11) \/ 1.25 MPa (181 PSI \/ 12.5kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eOperating Temperature Range\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e-20°C to 100°C (-4°F to 212°F) - Highly resistant to freezing and boiling loads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eConnection Methods\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHot-Melt Socket Fusion, PPH Welding Rod, or Mechanical Female-Thread G-Thread\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eColor\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBeige\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why is PPH preferred over standard PVC or PPR in acid pickling and exhaust gas recovery systems?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: PPH (均聚聚丙烯) features a highly uniform crystalline structure. This delivers vastly superior chemical resistance and high-temperature stress-crack resistance compared to PVC. It won't degrade under strong exhaust vapors, industrial pickling acids, or waste acid regeneration loops up to 100°C, ensuring high security in chemical lines.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Do these fittings require a specialized welding machine to install?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes. The smooth socket ends of the fittings require a standard socket fusion hot-melt welding machine to heat-weld onto PPH pipes. The threaded portion, however, is mechanical and simply screws onto matching standard G\/BSP parallel male threads using Teflon tape.\u003c\/p\u003e\n\u003c!-- Recommended System Bundles \u0026 Cross-Linking (Strictly 3 Links, Chinese placeholders inside href) --\u003e\n\u003cdiv style=\"background-color: #fcfcfc; border: 1px solid #e5e5e5; padding: 15px; border-radius: 6px; margin-top: 30px;\"\u003e\n\u003cp style=\"margin: 0 0 10px 0; font-size: 15px; font-weight: bold; color: #333;\"\u003eRecommended System Bundles \u0026amp; Companion Products:\u003c\/p\u003e\n\u003cul style=\"margin: 0; padding-left: 20px; font-size: 14px; color: #555;\"\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong\u003eFor Thread Size Reduction:\u003c\/strong\u003e Transition G-threaded outlets down to smaller internal thread sizes using our \u003ca style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\" href=\"https:\/\/atradesen.com\/collections\/misc-adapters-transition-fittings\/products\/pvc-internal-and-external-thread-repair-insert-g-pt-bsp-male-to-female-reducing-bushing-pipe-fitting-1-2-to-2-atradesen\"\u003ePVC Male-to-Female Reducing Bushings\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong\u003eFor Right-Angle Plumbing:\u003c\/strong\u003e Connect these fittings to female-threaded pipe ends using our matching \u003ca style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\" href=\"https:\/\/atradesen.com\/collections\/misc-adapters-transition-fittings\/products\/ppr-female-threaded-90-degree-elbow-double-sided-female-thread-equal-reducing-elbow-joint-1-2-3-4-1-atradesen\"\u003ePPR Female-Threaded 90-Degree Elbows\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0;\"\u003e\n\u003cstrong\u003eFor Rigid Shut-offs:\u003c\/strong\u003e Regulate your high-pressure lines safely using our corrosion-proof \u003ca style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\" href=\"https:\/\/atradesen.com\/collections\/upvc-pvc-valves\/products\/pvc-plastic-g1-2-angle-valve-multi-style-3-way-extended-lever-handle-toilet-shut-off-valve-4-point-thread-atradesen\"\u003ePVC Plastic G1\/2\" Shut-Off Angle Valves\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Atradesen","offers":[{"title":"Three-Way Tee \/ 20mm * 1\/2\" (DN15)","offer_id":56826784448678,"sku":null,"price":2.24,"currency_code":"USD","in_stock":true},{"title":"Three-Way Tee \/ 25mm * 3\/4\" (DN20)","offer_id":56826784481446,"sku":null,"price":2.89,"currency_code":"USD","in_stock":true},{"title":"Three-Way Tee \/ 32mm * 1\" (DN25)","offer_id":56826784514214,"sku":null,"price":3.54,"currency_code":"USD","in_stock":true},{"title":"Three-Way Tee \/ 40mm * 1-1\/4\" (DN32)","offer_id":56826784546982,"sku":null,"price":0.0,"currency_code":"USD","in_stock":false},{"title":"Three-Way Tee \/ 50mm * 1-1\/2\" (DN40)","offer_id":56826784579750,"sku":null,"price":0.0,"currency_code":"USD","in_stock":false},{"title":"Three-Way Tee \/ 63mm * 2\" (DN50)","offer_id":56826784612518,"sku":null,"price":0.0,"currency_code":"USD","in_stock":false},{"title":"90-Degree Elbow \/ 20mm * 1\/2\" (DN15)","offer_id":56826784645286,"sku":null,"price":1.62,"currency_code":"USD","in_stock":true},{"title":"90-Degree Elbow \/ 25mm * 3\/4\" (DN20)","offer_id":56826784678054,"sku":null,"price":1.89,"currency_code":"USD","in_stock":true},{"title":"90-Degree Elbow \/ 32mm * 1\" (DN25)","offer_id":56826784710822,"sku":null,"price":2.24,"currency_code":"USD","in_stock":true},{"title":"90-Degree Elbow \/ 40mm * 1-1\/4\" (DN32)","offer_id":56826784743590,"sku":null,"price":3.54,"currency_code":"USD","in_stock":true},{"title":"90-Degree Elbow \/ 50mm * 1-1\/2\" (DN40)","offer_id":56826784776358,"sku":null,"price":4.36,"currency_code":"USD","in_stock":true},{"title":"90-Degree Elbow \/ 63mm * 2\" (DN50)","offer_id":56826784809126,"sku":null,"price":5.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/Chemical-Grade_PPH_Female_Threaded_Tee_Elbow_Hot-Melt_Socket_Fusion_S5_1.25MPa_Pipeline_Fitting_20mm_-_63mm_-_Atradesen-001.png?v=1784337263"},{"product_id":"chemical-grade-pph-butt-fusion-pipe-fittings-valves-s5-1-25mpa-hot-melt-weld-union-flange-tee-elbow-ball-valve-20mm-110mm-atradesen","title":"Chemical-Grade PPH Butt Fusion Pipe Fittings \u0026 Valves | S5 1.25MPa Hot-Melt Weld Union, Flange, Tee, Elbow \u0026 Ball Valve (20mm - 110mm) - Atradesen","description":"\u003ch2\u003eChemical-Grade PPH Hot-Melt Fusion Pipe Fittings \u0026amp; True Union Ball Valves\u003c\/h2\u003e\n\u003cp\u003e\n  Optimize and construct your high-performance industrial, chemical, and fluid-treatment pipelines with our premium PPH hot-melt fusion pipe fittings and valves, available at \u003ca href=\"https:\/\/atradesen.com\" target=\"_blank\"\u003eAtradesen.com\u003c\/a\u003e. Crafted from heavy-duty, chemical-grade PPH (Polypropylene Homopolymer), these S5-rated fittings are engineered to withstand continuous operating pressures up to 1.25 MPa (181 PSI) and temperature loads ranging from -20°C to 100°C.\n\u003c\/p\u003e\n\u003cp\u003e\n  Designed to be welded together into a single, integrated molecular piping system, this non-toxic and robust series is highly suitable for acid pickling loops, electroplating lines, exhaust gas recovery, wastewater treatment, and chemical processing networks.\n\u003c\/p\u003e\n\n\u003ch3\u003eSix Professional Symmetrical Configurations\u003c\/h3\u003e\n\u003cp\u003e\n  Choose from our comprehensive array of fusion fittings and flow-control devices to layout your industrial pipeline run:\n\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e45-Degree Butt Fusion Elbow:\u003c\/strong\u003e Directs pipeline flow at a gentle 45-degree angle to reduce fluid turbulence and friction.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEqual Tee Butt Fusion:\u003c\/strong\u003e Standard symmetrical 3-way branching splitter for dividing or merging pipeline flows.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e90-Degree Elbow Butt Fusion:\u003c\/strong\u003e Changes pipeline direction smoothly by a standard 90-degree corner turn.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUnion Joint Butt Fusion:\u003c\/strong\u003e Symmetrical two-piece disconnect fitting allowing easy separation of pipe segments during maintenance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDouble Union Ball Valve (True Union):\u003c\/strong\u003e Features a highly robust red handle. It permits complete block valve shut-off and allows inline disassembly of the valve body without cutting the main piping lines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntegrated Flange:\u003c\/strong\u003e One-piece flange plate with standard bolt alignment holes, perfect for transitioning from plastic piping to metal equipment nozzles.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e⚠️ Sizing \u0026amp; Butt\/Socket Fusion Guidelines\u003c\/h3\u003e\n\u003cp\u003e\n  \u003cstrong\u003eNominal pipe dimensions are based on standard outer diameters. Please measure your pipe's outer diameter (OD) before placing your order:\u003c\/strong\u003e\n\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThread-Free Fusion Ends:\u003c\/strong\u003e All ends are designed to connect to matching standard PPH pipes. The designated size (20mm to 110mm) corresponds to the \u003cstrong\u003eouter diameter (OD) of the pipe\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeld Connection Methods:\u003c\/strong\u003e Requires standard hot-melt fusion (butt fusion or socket welding) using professional welding equipment to melt the joints together, securing a completely seamless, leak-proof molecular system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background-color: #f2f2f2; text-align: left;\"\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFeature\u003c\/th\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDetails\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMaterial\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eIndustrial-Grade Potable PPH (Polypropylene Homopolymer)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure Rating Class\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS5 (SDR11) \/ 1.25 MPa (181 PSI \/ 12.5kg)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWorking Temperature Range\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e-20°C to 100°C (-4°F to 212°F) - Highly resistant to freezing and boiling loads\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eConnection Methods\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHot-Melt Butt Fusion, Socket Fusion, or PPH Welding Rod\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eColor\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBeige\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the main operational benefit of a Double Union (True Union) Ball Valve?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: In chemical piping networks, the ball valve may require cleaning due to crystallizing chemicals or debris. With a True Union design, you can simply unscrew the dual union nuts on both sides of the valve by hand. This lets you pull out the central valve body for cleaning or seal replacement without having to cut the welded pipes on either end.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this PPH piping system compatible with strong acids and alkalis?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes. PPH Homopolymer offers superior crystalline density, making it exceptionally resistant to pickling acids, waste acids, alkaline wash solutions, and high-purity industrial effluents up to 100°C. It is widely preferred over PVC in tough industrial environments.\u003c\/p\u003e\n\n\u003c!-- Recommended System Bundles \u0026 Cross-Linking (Strictly 3 Links, Chinese placeholders inside href) --\u003e\n\u003cdiv style=\"background-color: #fcfcfc; border: 1px solid #e5e5e5; padding: 15px; border-radius: 6px; margin-top: 30px;\"\u003e\n  \u003cp style=\"margin: 0 0 10px 0; font-size: 15px; font-weight: bold; color: #333;\"\u003eRecommended System Bundles \u0026amp; Companion Products:\u003c\/p\u003e\n  \u003cul style=\"margin: 0; padding-left: 20px; font-size: 14px; color: #555;\"\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Threaded Branch Transitions:\u003c\/strong\u003e Bridge these hot-melt solid lines directly into G-threaded fittings using our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/chemical-grade-pph-female-threaded-tee-elbow-hot-melt-socket-fusion-s5-1-25mpa-pipeline-fitting-20mm-63mm-atradesen\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003ePPH Female Threaded Tees \u0026amp; Elbows\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Thread Size Reduction:\u003c\/strong\u003e Transition G-threaded outlets down to smaller internal thread sizes using our \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/misc-adapters-transition-fittings\/products\/pvc-internal-and-external-thread-repair-insert-g-pt-bsp-male-to-female-reducing-bushing-pipe-fitting-1-2-to-2-atradesen\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003ePVC Male-to-Female Reducing Bushings\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 0;\"\u003e\n      \u003cstrong\u003eFor Electrical Cabinet Protection:\u003c\/strong\u003e Secure your control box cable entries safely in chemical plants with our waterproof \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/hardware-tools-accessories\/products\/nylon-waterproof-cable-gland-pg-type-ip68-plastic-strain-relief-cord-grip-connector-with-locknut-seal-gasket-pg7-to-pg63-atradesen\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eNylon Waterproof Cable Glands\u003c\/a\u003e.\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Atradesen","offers":[{"title":"45-Degree Butt Fusion Elbow \/ 20mm","offer_id":56827050918054,"sku":null,"price":0.52,"currency_code":"USD","in_stock":true},{"title":"45-Degree Butt Fusion Elbow \/ 25mm","offer_id":56827050950822,"sku":null,"price":0.63,"currency_code":"USD","in_stock":true},{"title":"45-Degree Butt Fusion Elbow \/ 32mm","offer_id":56827050983590,"sku":null,"price":0.86,"currency_code":"USD","in_stock":true},{"title":"45-Degree Butt Fusion Elbow \/ 40mm","offer_id":56827051016358,"sku":null,"price":1.02,"currency_code":"USD","in_stock":true},{"title":"45-Degree Butt Fusion Elbow \/ 50mm","offer_id":56827051049126,"sku":null,"price":1.63,"currency_code":"USD","in_stock":true},{"title":"45-Degree Butt Fusion Elbow \/ 63mm","offer_id":56827051081894,"sku":null,"price":2.69,"currency_code":"USD","in_stock":true},{"title":"45-Degree Butt Fusion Elbow \/ 75mm","offer_id":56827051114662,"sku":null,"price":3.96,"currency_code":"USD","in_stock":true},{"title":"45-Degree Butt Fusion Elbow \/ 90mm","offer_id":56827051147430,"sku":null,"price":7.85,"currency_code":"USD","in_stock":true},{"title":"45-Degree Butt Fusion Elbow \/ 110mm","offer_id":56827051180198,"sku":null,"price":12.54,"currency_code":"USD","in_stock":true},{"title":"Equal Tee Butt Fusion \/ 20mm","offer_id":56827051212966,"sku":null,"price":0.79,"currency_code":"USD","in_stock":true},{"title":"Equal Tee Butt Fusion \/ 25mm","offer_id":56827051245734,"sku":null,"price":0.93,"currency_code":"USD","in_stock":true},{"title":"Equal Tee Butt Fusion \/ 32mm","offer_id":56827051278502,"sku":null,"price":1.32,"currency_code":"USD","in_stock":true},{"title":"Equal Tee Butt Fusion \/ 40mm","offer_id":56827051311270,"sku":null,"price":1.84,"currency_code":"USD","in_stock":true},{"title":"Equal Tee Butt Fusion \/ 50mm","offer_id":56827051344038,"sku":null,"price":2.87,"currency_code":"USD","in_stock":true},{"title":"Equal Tee Butt Fusion \/ 63mm","offer_id":56827051376806,"sku":null,"price":3.84,"currency_code":"USD","in_stock":true},{"title":"Equal Tee Butt Fusion \/ 75mm","offer_id":56827051409574,"sku":null,"price":6.74,"currency_code":"USD","in_stock":true},{"title":"Equal Tee Butt Fusion \/ 90mm","offer_id":56827051442342,"sku":null,"price":11.54,"currency_code":"USD","in_stock":true},{"title":"Equal Tee Butt Fusion \/ 110mm","offer_id":56827051475110,"sku":null,"price":25.63,"currency_code":"USD","in_stock":true},{"title":"90-Degree Elbow Butt Fusion \/ 20mm","offer_id":56827051507878,"sku":null,"price":0.65,"currency_code":"USD","in_stock":true},{"title":"90-Degree Elbow Butt Fusion \/ 25mm","offer_id":56827051540646,"sku":null,"price":0.98,"currency_code":"USD","in_stock":true},{"title":"90-Degree Elbow Butt Fusion \/ 32mm","offer_id":56827051573414,"sku":null,"price":1.32,"currency_code":"USD","in_stock":true},{"title":"90-Degree Elbow Butt Fusion \/ 40mm","offer_id":56827051606182,"sku":null,"price":1.87,"currency_code":"USD","in_stock":true},{"title":"90-Degree Elbow Butt Fusion \/ 50mm","offer_id":56827051638950,"sku":null,"price":3.21,"currency_code":"USD","in_stock":true},{"title":"90-Degree Elbow Butt Fusion \/ 63mm","offer_id":56827051671718,"sku":null,"price":5.87,"currency_code":"USD","in_stock":true},{"title":"90-Degree Elbow Butt Fusion \/ 75mm","offer_id":56827051704486,"sku":null,"price":6.79,"currency_code":"USD","in_stock":true},{"title":"90-Degree Elbow Butt Fusion \/ 90mm","offer_id":56827051737254,"sku":null,"price":8.97,"currency_code":"USD","in_stock":true},{"title":"90-Degree Elbow Butt Fusion \/ 110mm","offer_id":56827051770022,"sku":null,"price":16.84,"currency_code":"USD","in_stock":true},{"title":"Union Joint Butt Fusion \/ 20mm","offer_id":56827051802790,"sku":null,"price":1.52,"currency_code":"USD","in_stock":true},{"title":"Union Joint Butt Fusion \/ 25mm","offer_id":56827051835558,"sku":null,"price":2.36,"currency_code":"USD","in_stock":true},{"title":"Union Joint Butt Fusion \/ 32mm","offer_id":56827051868326,"sku":null,"price":2.98,"currency_code":"USD","in_stock":true},{"title":"Union Joint Butt Fusion \/ 40mm","offer_id":56827051901094,"sku":null,"price":4.23,"currency_code":"USD","in_stock":true},{"title":"Union Joint Butt Fusion \/ 50mm","offer_id":56827051933862,"sku":null,"price":5.87,"currency_code":"USD","in_stock":true},{"title":"Union Joint Butt Fusion \/ 63mm","offer_id":56827051966630,"sku":null,"price":7.84,"currency_code":"USD","in_stock":true},{"title":"Union Joint Butt Fusion \/ 75mm","offer_id":56827051999398,"sku":null,"price":0.0,"currency_code":"USD","in_stock":false},{"title":"Union Joint Butt Fusion \/ 90mm","offer_id":56827052032166,"sku":null,"price":0.0,"currency_code":"USD","in_stock":false},{"title":"Union Joint Butt Fusion \/ 110mm","offer_id":56827052064934,"sku":null,"price":0.0,"currency_code":"USD","in_stock":false},{"title":"Double Union Ball Valve Butt Fusion \/ 20mm","offer_id":56827052097702,"sku":null,"price":6.23,"currency_code":"USD","in_stock":true},{"title":"Double Union Ball Valve Butt Fusion \/ 25mm","offer_id":56827052130470,"sku":null,"price":7.89,"currency_code":"USD","in_stock":true},{"title":"Double Union Ball Valve Butt Fusion \/ 32mm","offer_id":56827052163238,"sku":null,"price":12.64,"currency_code":"USD","in_stock":true},{"title":"Double Union Ball Valve Butt Fusion \/ 40mm","offer_id":56827052196006,"sku":null,"price":18.97,"currency_code":"USD","in_stock":true},{"title":"Double Union Ball Valve Butt Fusion \/ 50mm","offer_id":56827052228774,"sku":null,"price":24.74,"currency_code":"USD","in_stock":true},{"title":"Double Union Ball Valve Butt Fusion \/ 63mm","offer_id":56827052261542,"sku":null,"price":33.78,"currency_code":"USD","in_stock":true},{"title":"Double Union Ball Valve Butt Fusion \/ 75mm","offer_id":56827052294310,"sku":null,"price":0.0,"currency_code":"USD","in_stock":false},{"title":"Double Union Ball Valve Butt Fusion \/ 90mm","offer_id":56827052327078,"sku":null,"price":0.0,"currency_code":"USD","in_stock":false},{"title":"Double Union Ball Valve Butt Fusion \/ 110mm","offer_id":56827052359846,"sku":null,"price":0.0,"currency_code":"USD","in_stock":false},{"title":"Integrated Flange Butt Fusion \/ 20mm","offer_id":56827052392614,"sku":null,"price":4.12,"currency_code":"USD","in_stock":true},{"title":"Integrated Flange Butt Fusion \/ 25mm","offer_id":56827052425382,"sku":null,"price":5.14,"currency_code":"USD","in_stock":true},{"title":"Integrated Flange Butt Fusion \/ 32mm","offer_id":56827052458150,"sku":null,"price":6.87,"currency_code":"USD","in_stock":true},{"title":"Integrated Flange Butt Fusion \/ 40mm","offer_id":56827052490918,"sku":null,"price":8.32,"currency_code":"USD","in_stock":true},{"title":"Integrated Flange Butt Fusion \/ 50mm","offer_id":56827052523686,"sku":null,"price":9.74,"currency_code":"USD","in_stock":true},{"title":"Integrated Flange Butt Fusion \/ 63mm","offer_id":56827052556454,"sku":null,"price":11.36,"currency_code":"USD","in_stock":true},{"title":"Integrated Flange Butt Fusion \/ 75mm","offer_id":56827052589222,"sku":null,"price":15.87,"currency_code":"USD","in_stock":true},{"title":"Integrated Flange Butt Fusion \/ 90mm","offer_id":56827052621990,"sku":null,"price":17.78,"currency_code":"USD","in_stock":true},{"title":"Integrated Flange Butt Fusion \/ 110mm","offer_id":56827052654758,"sku":null,"price":29.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/Chemical-Grade_PPH_Butt_Fusion_Pipe_Fittings_Valves_S5_1.25MPa_Hot-Melt_Weld_Union_Flange_Tee_Elbow_Ball_Valve_20mm_-_110mm_-_Atradesen-017.png?v=1784339461"},{"product_id":"chemical-grade-pph-socket-fusion-end-cap-s5-1-25mpa-hot-melt-pipe-cap-plug-seal-cover-fitting-20mm-110mm-atradesen","title":"Chemical-Grade PPH Socket Fusion End Cap | S5 1.25MPa Hot-Melt Pipe Cap, Plug, Seal Cover Fitting (20mm - 110mm) - Atradesen","description":"\u003ch2\u003eChemical-Grade PPH Socket Fusion Pipe End Caps \u0026amp; Plugs (S5 \/ 1.25MPa)\u003c\/h2\u003e\n\u003cp\u003e\n  Seal and terminate your high-performance chemical, industrial, and fluid-treatment pipelines with our premium PPH socket fusion end caps, available at \u003ca href=\"https:\/\/atradesen.com\" target=\"_blank\"\u003eAtradesen.com\u003c\/a\u003e. Crafted from heavy-duty, chemical-grade PPH (Polypropylene Homopolymer), these S5-rated end caps are engineered to withstand continuous operating pressures up to 1.25 MPa (181 PSI) and temperature loads ranging from -20°C to 100°C.\n\u003c\/p\u003e\n\u003cp\u003e\n  Designed to be welded together into a single, integrated molecular piping system, this non-toxic and robust series is highly suitable for terminating pipeline runs in acid pickling loops, electroplating lines, waste acid recovery, wastewater treatment, and chemical processing networks.\n\u003c\/p\u003e\n\n\u003ch3\u003eSuperior Chemical Stability \u0026amp; Material Resilience\u003c\/h3\u003e\n\u003cp\u003e\n  PPH (Polypropylene Homopolymer) is widely preferred in heavy chemical processing and environmental protection fields due to its exceptional resistance to chemical corrosion, acids, alkalis, and abrasive wear. These end caps are widely deployed to seal water lines, power plant cooling conduits, and food processing lines. They are completely non-toxic and odorless, maintaining high security and water purity throughout the entire system.\n\u003c\/p\u003e\n\n\u003ch3\u003ePrecision Socket Fusion for a Seamless Molecular Bond\u003c\/h3\u003e\n\u003cp\u003e\n  These cap fittings feature a socket-type internal cavity designed to slide over standard PPH pipes. The connection is made using standard hot-melt socket fusion welding, melting the outer pipe wall and the inner cap socket together to secure a completely seamless, leak-proof molecular system.\n\u003c\/p\u003e\n\n\u003ch3\u003e⚠️ Sizing \u0026amp; Socket Fusion Dimensions Guide\u003c\/h3\u003e\n\u003cp\u003e\n  \u003cstrong\u003eNominal pipe dimensions are based on standard outer diameters. Please measure your pipe outer diameter (OD) and plan your socket depth (I) precisely using our dimensional guide:\u003c\/strong\u003e\n\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e20mm (DN15):\u003c\/strong\u003e Socket ID (d1) = 19.3mm, Socket Depth (I) = 16.0mm, Outer Diameter (D) = 28.0mm, Height (L) = 22.5mm.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e25mm (DN20):\u003c\/strong\u003e Socket ID (d1) = 24.1mm, Socket Depth (I) = 18.0mm, Outer Diameter (D) = 34.0mm, Height (L) = 25.0mm.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e32mm (DN25):\u003c\/strong\u003e Socket ID (d1) = 31.0mm, Socket Depth (I) = 20.0mm, Outer Diameter (D) = 43.0mm, Height (L) = 28.5mm.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e40mm (DN32):\u003c\/strong\u003e Socket ID (d1) = 39.0mm, Socket Depth (I) = 22.0mm, Outer Diameter (D) = 53.0mm, Height (L) = 32.0mm.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e50mm (DN40):\u003c\/strong\u003e Socket ID (d1) = 49.0mm, Socket Depth (I) = 25.0mm, Outer Diameter (D) = 66.5mm, Height (L) = 37.5mm.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e63mm (DN50):\u003c\/strong\u003e Socket ID (d1) = 61.9mm, Socket Depth (I) = 29.0mm, Outer Diameter (D) = 84.5mm, Height (L) = 44.0mm.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e75mm (DN65):\u003c\/strong\u003e Socket ID (d1) = 73.6mm, Socket Depth (I) = 31.5mm, Outer Diameter (D) = 95.0mm, Height (L) = 47.0mm.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e90mm (DN80):\u003c\/strong\u003e Socket ID (d1) = 88.3mm, Socket Depth (I) = 36.0mm, Outer Diameter (D) = 113.5mm, Height (L) = 55.3mm.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e110mm (DN100):\u003c\/strong\u003e Socket ID (d1) = 108.0mm, Socket Depth (I) = 42.0mm, Outer Diameter (D) = 138.5mm, Height (L) = 64.0mm.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background-color: #f2f2f2; text-align: left;\"\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFeature\u003c\/th\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDetails\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMaterial\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eIndustrial-Grade Potable PPH (Polypropylene Homopolymer)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure Rating Class\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS5 (SDR11) \/ 1.25 MPa (181 PSI \/ 12.5kg)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWorking Temperature Range\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e-20°C to 100°C (-4°F to 212°F) - Highly resistant to freezing and boiling loads\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eConnection Methods\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHot-Melt Socket Fusion, PPH Welding Rod, or Chemical Fusion\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eColor\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBeige\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What makes PPH superior to standard PPR for hot chemical lines?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: PPH (均聚聚丙烯) is composed of pure propylene monomers polymerized in a highly uniform linear crystalline structure. This molecular alignment delivers significantly higher chemical resistance, impact stiffness, and high-temperature stress-crack resistance compared to PPR, preventing deterioration in waste acid recovery loops up to 100°C.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I ensure a leak-proof connection using these end caps?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: First, ensure both the pipe outer surface and the inner socket of the cap are clean and dry. Use a standard socket fusion hot-melt welding machine equipped with matching heating adaptors to heat both ends simultaneously. Once heated to the target temperature, quickly push the pipe into the socket depth (I) without twisting, and hold it firmly until the molecular bond solidifies.\u003c\/p\u003e\n\n\u003c!-- Recommended System Bundles \u0026 Cross-Linking (Strictly 3 Links, Chinese placeholders inside href) --\u003e\n\u003cdiv style=\"background-color: #fcfcfc; border: 1px solid #e5e5e5; padding: 15px; border-radius: 6px; margin-top: 30px;\"\u003e\n  \u003cp style=\"margin: 0 0 10px 0; font-size: 15px; font-weight: bold; color: #333;\"\u003eRecommended System Bundles \u0026amp; Companion Products:\u003c\/p\u003e\n  \u003cul style=\"margin: 0; padding-left: 20px; font-size: 14px; color: #555;\"\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Hot-Melt Pipeline Valves \u0026amp; Flanges:\u003c\/strong\u003e To integrate heavy-duty control ball valves or flanges, explore our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/chemical-grade-pph-butt-fusion-pipe-fittings-valves-s5-1-25mpa-hot-melt-weld-union-flange-tee-elbow-ball-valve-20mm-110mm-atradesen\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eChemical-Grade PPH Butt Fusion Pipe Fittings \u0026amp; Valves\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Threaded Branch Transitions:\u003c\/strong\u003e Connect these rigid lines directly to standard G-threads using our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/chemical-grade-pph-female-threaded-tee-elbow-hot-melt-socket-fusion-s5-1-25mpa-pipeline-fitting-20mm-63mm-atradesen\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003ePPH Female Threaded Tees \u0026amp; Elbows\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 0;\"\u003e\n      \u003cstrong\u003eFor Diameter Reduction:\u003c\/strong\u003e Transition G-threaded outlets down to smaller internal thread sizes using our \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/misc-adapters-transition-fittings\/products\/pvc-internal-and-external-thread-repair-insert-g-pt-bsp-male-to-female-reducing-bushing-pipe-fitting-1-2-to-2-atradesen\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003ePVC Male-to-Female Reducing Bushings\u003c\/a\u003e.\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Atradesen","offers":[{"title":"20mm (DN15)","offer_id":56827403239590,"sku":null,"price":0.52,"currency_code":"USD","in_stock":true},{"title":"25mm (DN20)","offer_id":56827403272358,"sku":null,"price":0.63,"currency_code":"USD","in_stock":true},{"title":"32mm (DN25)","offer_id":56827403305126,"sku":null,"price":0.72,"currency_code":"USD","in_stock":true},{"title":"40mm (DN32)","offer_id":56827403337894,"sku":null,"price":0.98,"currency_code":"USD","in_stock":true},{"title":"50mm (DN40)","offer_id":56827403370662,"sku":null,"price":1.36,"currency_code":"USD","in_stock":true},{"title":"63mm (DN50)","offer_id":56827403403430,"sku":null,"price":3.45,"currency_code":"USD","in_stock":true},{"title":"75mm (DN65)","offer_id":56827403436198,"sku":null,"price":3.98,"currency_code":"USD","in_stock":true},{"title":"90mm (DN80)","offer_id":56827403468966,"sku":null,"price":5.87,"currency_code":"USD","in_stock":true},{"title":"110mm (DN100)","offer_id":56827403501734,"sku":null,"price":8.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/Chemical-Grade_PPH_Socket_Fusion_End_Cap_S5_1.25MPa_Hot-Melt_Pipe_Cap_Plug_Seal_Cover_Fitting_20mm_-_110mm_-_Atradesen-003.png?v=1784344246"},{"product_id":"sanking-pph-true-union-ball-valve-s5-1-0mpa-hot-melt-socket-fusion-double-union-chemical-pipe-valve-1-2-to-4-atradesen","title":"Sanking PPH True Union Ball Valve | S5 1.0MPa Hot-Melt Socket Fusion Double Union Chemical Pipe Valve (1\/2\" to 4\") - Atradesen","description":"\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/Sanking_PPH_True_Union_Ball_Valve_S5_1.0MPa_Hot-Melt_Socket_Fusion_Double_Union_Chemical_Pipe_Valve_12_to_4_-_Atradesen-001.png?v=1784346191\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch2\u003eSanking Premium PPH True Union Ball Valves (Double Union Hot-Melt Fusion)\u003c\/h2\u003e\n\u003cp\u003eRegulate and shut off chemical, industrial, and fluid-treatment pipelines smoothly with our premium Sanking PPH true union ball valves, available at \u003ca href=\"https:\/\/atradesen.com\" target=\"_blank\"\u003eAtradesen.com\u003c\/a\u003e. Crafted from heavy-duty, chemical-grade PPH (Polypropylene Homopolymer), this professional-grade double union valve is engineered to withstand continuous operating pressures up to 1.0 MPa (145 PSI) and temperature loads ranging from -20°C to 100°C.\u003c\/p\u003e\n\u003cp\u003eFeaturing a high-contrast orange T-handle and double-union locking nuts, these inline valves are optimized for high-volume, low-resistance fluid delivery in acid pickling loops, electroplating lines, waste acid recovery, wastewater treatment, and chemical processing networks.\u003c\/p\u003e\n\u003ch3\u003eAdvanced True Union Design for Easy Inline Maintenance\u003c\/h3\u003e\n\u003cp\u003eStandard inline ball valves require you to cut the pipeline if internal seals wear out, need cleaning, or become jammed by crystallization. Our Sanking \u003cstrong\u003eDouble Union (True Union)\u003c\/strong\u003e valve resolves this maintenance challenge: simply unscrew the two union nuts on either side of the valve body by hand. This allows you to slide out the central valve block for direct cleaning, ball inspection, or gasket replacement without having to cut, re-weld, or compromise the main piping line on either end.\u003c\/p\u003e\n\u003ch3\u003eOutstanding Chemical-Grade PPH Material Resilience\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrosion \u0026amp; Acid Resistant:\u003c\/strong\u003e Highly inert polymer structure designed to withstand severe pickling acids, waste acids, alkaline wash solutions, and industrial wastewater.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater-Grade Safe:\u003c\/strong\u003e Completely lead-free, non-toxic, and odorless, making these valves fully safe for household potable water setups, commercial aquaculture, and food processing lines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Temperature Performance:\u003c\/strong\u003e Ideal for hot and cold water applications. Optimal pressure threshold is maintained between \u003cstrong\u003e5°C and 90°C (41°F to 194°F)\u003c\/strong\u003e. Under-temperature or over-temperature beyond this range will gradually decrease pressure tolerance, with a maximum peak temperature threshold of \u003cstrong\u003e160°C (320°F)\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e⚠️ Sizing \u0026amp; Hot-Melt Fusion Guidelines\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eNominal pipe dimensions are based on standard outer diameters. Please measure your pipe outer diameter (OD) before placing your order:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread-Free Fusion Ends:\u003c\/strong\u003e Both union sockets are designed to connect to matching standard PPH pipes. The designated size (20mm to 110mm) corresponds to the \u003cstrong\u003eouter diameter (OD) of your pipe\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeld Connection Methods:\u003c\/strong\u003e Requires standard hot-melt socket fusion or butt fusion welding using professional heating equipment to melt the joints together, securing a completely seamless, leak-proof molecular system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f2f2f2; text-align: left;\"\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFeature\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand \u0026amp; Quality\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSanking (Premier Industrial Valve Series)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eIndustrial-Grade Potable PPH (Polypropylene Homopolymer)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure Rating Class\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1.0 MPa (10 Bar \/ 145 PSI \/ PN10)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWorking Temperature Range\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e-20°C to 100°C (-4°F to 212°F) | Peak limit up to 160°C (320°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eHandle \/ Body Color\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eOrange T-Handle \/ Beige Body\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the main operational benefit of a Double Union (True Union) Ball Valve?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: In chemical piping networks, the ball valve may require cleaning due to crystallizing chemicals or debris. With a True Union design, you can simply unscrew the dual union nuts on both sides of the valve by hand. This lets you pull out the central valve body for cleaning or seal replacement without having to cut the welded pipes on either end.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this PPH piping system compatible with strong acids and alkalis?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes. PPH Homopolymer offers superior crystalline density, making it exceptionally resistant to pickling acids, waste acids, alkaline wash solutions, and high-purity industrial effluents up to 100°C. It is widely preferred over PVC in tough industrial environments.\u003c\/p\u003e\n\u003c!-- Recommended System Bundles \u0026 Cross-Linking (Strictly 3 Links, Chinese placeholders inside href) --\u003e\n\u003cdiv style=\"background-color: #fcfcfc; border: 1px solid #e5e5e5; padding: 15px; border-radius: 6px; margin-top: 30px;\"\u003e\n\u003cp style=\"margin: 0 0 10px 0; font-size: 15px; font-weight: bold; color: #333;\"\u003eRecommended System Bundles \u0026amp; Companion Products:\u003c\/p\u003e\n\u003cul style=\"margin: 0; padding-left: 20px; font-size: 14px; color: #555;\"\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong\u003eFor Hot-Melt Pipe Terminations:\u003c\/strong\u003e Securely cap off open runs in your pipeline using our matching \u003ca style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\" href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/chemical-grade-pph-socket-fusion-end-cap-s5-1-25mpa-hot-melt-pipe-cap-plug-seal-cover-fitting-20mm-110mm-atradesen\"\u003eChemical-Grade PPH Socket Fusion End Caps\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong\u003eFor Hot-Melt Pipeline Fittings:\u003c\/strong\u003e To integrate heavy-duty elbows, flanges, and tees, explore our matching \u003ca style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\" href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/chemical-grade-pph-butt-fusion-pipe-fittings-valves-s5-1-25mpa-hot-melt-weld-union-flange-tee-elbow-ball-valve-20mm-110mm-atradesen\"\u003eChemical-Grade PPH Butt Fusion Pipe Fittings \u0026amp; Valves\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0;\"\u003e\n\u003cstrong\u003eFor Threaded Branch Transitions:\u003c\/strong\u003e Connect these rigid lines directly to standard G-threads using our matching \u003ca style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\" href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/chemical-grade-pph-female-threaded-tee-elbow-hot-melt-socket-fusion-s5-1-25mpa-pipeline-fitting-20mm-63mm-atradesen\"\u003ePPH Female Threaded Tees \u0026amp; Elbows\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Atradesen","offers":[{"title":"1\/2\" (20mm)","offer_id":56827711914150,"sku":null,"price":15.86,"currency_code":"USD","in_stock":true},{"title":"3\/4\" (25mm)","offer_id":56827711946918,"sku":null,"price":21.63,"currency_code":"USD","in_stock":true},{"title":"1\" (32mm)","offer_id":56827711979686,"sku":null,"price":35.87,"currency_code":"USD","in_stock":true},{"title":"1-1\/4\" (40mm)","offer_id":56827712012454,"sku":null,"price":48.75,"currency_code":"USD","in_stock":true},{"title":"1-1\/2\" (50mm)","offer_id":56827712045222,"sku":null,"price":63.54,"currency_code":"USD","in_stock":true},{"title":"2\" (63mm)","offer_id":56827712077990,"sku":null,"price":95.21,"currency_code":"USD","in_stock":true},{"title":"2-1\/2\" (75mm)","offer_id":56827712110758,"sku":null,"price":180.21,"currency_code":"USD","in_stock":true},{"title":"3\" (90mm)","offer_id":56827712143526,"sku":null,"price":330.69,"currency_code":"USD","in_stock":true},{"title":"4\" (110mm)","offer_id":56827712176294,"sku":null,"price":498.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/Sanking_PPH_True_Union_Ball_Valve_S5_1.0MPa_Hot-Melt_Socket_Fusion_Double_Union_Chemical_Pipe_Valve_12_to_4_-_Atradesen-002.png?v=1784346190"},{"product_id":"s-h-pph-45-degree-socket-fusion-elbow-s5-1-25mpa-chemical-grade-hot-melt-pipe-bend-joint-20mm-110mm-atradesen","title":"S.H PPH 45-Degree Socket Fusion Elbow | S5 1.25MPa Chemical-Grade Hot-Melt Pipe Bend Joint (20mm - 110mm) - Atradesen","description":"\u003ch2\u003eXieyu Premium PPH Socket Fusion 45-Degree Elbows (S5 \/ 1.25MPa)\u003c\/h2\u003e\n\u003cp\u003e\n  Redirect your industrial, chemical, and fluid-treatment pipelines smoothly with our premium Xieyu PPH socket fusion 45-degree elbows, available at \u003ca href=\"https:\/\/atradesen.com\" target=\"_blank\"\u003eAtradesen.com\u003c\/a\u003e. Manufactured by Xieyu (HIEH), a leading global developer of industrial plastic flow systems, these heavy-duty PPH (Polypropylene Homopolymer) fittings are engineered to withstand continuous operating pressures up to 1.25 MPa (181 PSI) and temperature loads from -20°C to 100°C.\n\u003c\/p\u003e\n\u003cp\u003e\n  Featuring a thickened wall profile and standard parallel socket depths, this professional 45-degree bend series is highly compatible with industrial chemical pipelines, acid pickling loops, electroplating lines, waste gas scrubbers, waste acid recovery, and wastewater treatment.\n\u003c\/p\u003e\n\n\u003ch3\u003eOptimized 45-Degree Fluid Dynamics\u003c\/h3\u003e\n\u003cp\u003e\n  In pressurized pipeline networks, routing fluids around tight 90-degree corners generates high turbulent resistance, pressure drops, and local cavitation wear. A 45-degree angle configuration provides a much gentler transition, stabilizing liquid velocity and protecting inline piping joints from water hammer shocks. This makes them highly suitable for power plant cooling lines, environmental protection ventilation, and large-scale food processing facilities.\n\u003c\/p\u003e\n\n\u003ch3\u003eHigh-Integrity PPH Material Qualities\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChemical \u0026amp; Abrasive Wear Resistance:\u003c\/strong\u003e Molded from high-purity Homopolymer Polypropylene, these S5-rated fittings offer superior chemical resistance to highly corrosive media, organic solvents, strong alkalis, and mineral acids.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSafe \u0026amp; Potable Certified:\u003c\/strong\u003e PPH is entirely non-toxic, lead-free, and odorless, making these elbows completely safe for drinking water pipelines, pharmaceutical loops, and food processing lines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e⚠️ Sizing \u0026amp; Socket Fusion Guidelines\u003c\/h3\u003e\n\u003cp\u003e\n  \u003cstrong\u003eNominal pipe dimensions are based on standard outer diameters. Please measure your pipe outer diameter (OD) before placing your order:\u003c\/strong\u003e\n\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDouble Female Socket Ends (ID):\u003c\/strong\u003e Both ends of this elbow are female sockets. Their inner diameters are designed to slide directly over standard pipes with outer diameters of: \u003cstrong\u003e20mm (DN15), 25mm (DN20), 32mm (DN25), 40mm (DN32), 50mm (DN40), 63mm (DN50), 75mm (DN65), 90mm (DN80), and 110mm (DN100)\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeld Connection Methods:\u003c\/strong\u003e Requires standard hot-melt socket fusion welding using professional heating equipment to melt the joints together, securing a completely seamless, leak-proof molecular system. Alternatively, they can be welded using PPH plastic welding rods.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background-color: #f2f2f2; text-align: left;\"\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFeature\u003c\/th\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDetails\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand \u0026amp; Quality\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eXieyu \/ HIEH (Premier Chemical-Grade Flow Systems)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMaterial\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePotable \u0026amp; Chemical-Grade PPH (Polypropylene Homopolymer)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure Rating Class\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS5 (SDR11) \/ 1.25 MPa (181 PSI \/ 12.5kg)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWorking Temperature Range\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e-20°C to 100°C (-4°F to 212°F) - Highly resistant to freezing and boiling loads\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eColor\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBeige\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why should I choose a 45-degree elbow over a standard 90-degree elbow in chemical pipelines?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: A 45-degree angle reduces the direct frictional impact on the inside curve of the fitting. In chemical pickling loops or high-flow wastewater pipelines, media often contains abrasive sediments or suspended chemicals. A 45-degree elbow helps smooth the flow, reducing local wall erosion and significantly extending the lifespan of the entire piping network.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can standard PPR welding equipment be used to heat-weld these PPH elbows?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes. PPH and PPR share similar polypropylene base characteristics. Standard socket fusion hot-melt welding machines equipped with matching heating adaptors can weld PPH fittings. Ensure the welding temperature is adjusted precisely to PPH parameters (typically 260°C) and the pipe end is free of moisture and dirt before fusion.\u003c\/p\u003e\n\n\u003c!-- Recommended System Bundles \u0026 Cross-Linking (Strictly 3 Links, Chinese placeholders inside href) --\u003e\n\u003cdiv style=\"background-color: #fcfcfc; border: 1px solid #e5e5e5; padding: 15px; border-radius: 6px; margin-top: 30px;\"\u003e\n  \u003cp style=\"margin: 0 0 10px 0; font-size: 15px; font-weight: bold; color: #333;\"\u003eRecommended System Bundles \u0026amp; Companion Products:\u003c\/p\u003e\n  \u003cul style=\"margin: 0; padding-left: 20px; font-size: 14px; color: #555;\"\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor High-Performance Control Valves:\u003c\/strong\u003e To integrate dual-union block ball valves into your welded pipeline, explore our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/sanking-pph-true-union-ball-valve-s5-1-0mpa-hot-melt-socket-fusion-double-union-chemical-pipe-valve-1-2-to-4-atradesen\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eSanking PPH True Union Ball Valves\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Hot-Melt Pipe Terminations:\u003c\/strong\u003e Securely cap off open runs in your pipeline using our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/chemical-grade-pph-socket-fusion-end-cap-s5-1-25mpa-hot-melt-pipe-cap-plug-seal-cover-fitting-20mm-110mm-atradesen\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eChemical-Grade PPH Socket Fusion End Caps\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 0;\"\u003e\n      \u003cstrong\u003eFor Threaded Branch Transitions:\u003c\/strong\u003e Connect these rigid lines directly to standard G-threads using our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/chemical-grade-pph-female-threaded-tee-elbow-hot-melt-socket-fusion-s5-1-25mpa-pipeline-fitting-20mm-63mm-atradesen\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003ePPH Female Threaded Tees \u0026amp; Elbows\u003c\/a\u003e.\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Atradesen","offers":[{"title":"20mm (DN15)","offer_id":56827728298150,"sku":null,"price":0.65,"currency_code":"USD","in_stock":true},{"title":"25mm (DN20)","offer_id":56827728330918,"sku":null,"price":0.85,"currency_code":"USD","in_stock":true},{"title":"32mm (DN25)","offer_id":56827728363686,"sku":null,"price":1.01,"currency_code":"USD","in_stock":true},{"title":"40mm (DN32)","offer_id":56827728396454,"sku":null,"price":1.52,"currency_code":"USD","in_stock":true},{"title":"50mm (DN40)","offer_id":56827728429222,"sku":null,"price":2.54,"currency_code":"USD","in_stock":true},{"title":"63mm (DN50)","offer_id":56827728461990,"sku":null,"price":5.32,"currency_code":"USD","in_stock":true},{"title":"75mm (DN65)","offer_id":56827728494758,"sku":null,"price":6.85,"currency_code":"USD","in_stock":true},{"title":"90mm (DN80)","offer_id":56827728527526,"sku":null,"price":11.36,"currency_code":"USD","in_stock":true},{"title":"110mm (DN100)","offer_id":56827728560294,"sku":null,"price":20.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/S.H_PPH_45-Degree_Socket_Fusion_Elbow_S5_1.25MPa_Chemical-Grade_Hot-Melt_Pipe_Bend_Joint_20mm_-_110mm_-_Atradesen-002.png?v=1784347245"},{"product_id":"s-h-pph-socket-fusion-reducing-tee-s5-1-25mpa-chemical-grade-hot-melt-pipe-branch-tee-joint-25mm-110mm","title":"S.H PPH Socket Fusion Reducing Tee | S5 1.25MPa Chemical-Grade Hot-Melt Pipe Branch Tee Joint (25mm - 110mm)","description":"\u003ch2\u003eSanking S.H Premium PPH Socket Fusion Reducing Tees (S5 \/ 1.25MPa)\u003c\/h2\u003e\n\u003cp\u003e\n  Optimize and branch your industrial, chemical, and fluid-treatment pipelines smoothly with our premium Sanking S.H PPH socket fusion reducing tees, available at \u003ca href=\"https:\/\/atradesen.com\" target=\"_blank\"\u003eAtradesen.com\u003c\/a\u003e. Manufactured by Sanking (S.H), a global leader in high-performance thermoplastic piping systems, these heavy-duty PPH (Polypropylene Homopolymer) fittings are engineered to withstand continuous operating pressures up to 1.25 MPa (181 PSI) and temperature loads from -20°C to 100°C.\n\u003c\/p\u003e\n\u003cp\u003e\n  Featuring a robust, thickened wall profile and standard parallel socket depths, this professional reducing tee series is highly compatible with industrial chemical pipelines, acid pickling loops, electroplating lines, waste gas scrubbers, waste acid recovery, and wastewater treatment.\n\u003c\/p\u003e\n\n\u003ch3\u003eInline Slip-to-Reducing Socket Branching\u003c\/h3\u003e\n\u003cp\u003e\n  In complex chemical piping manifolds, branching a main distribution line into a smaller lateral run typically requires cutting pipes, installing a standard equal tee, and gluing additional reducing bushings. Our specialized one-piece reducing tee simplifies this layout: the straight-through run ports are standard socket sizes for the main pipe, while the perpendicular branch is an integrated, reduced socket size designed to connect smaller lateral lines directly. This seamless configuration conserves cabinet footprint, reduces structural stress, and minimizes potential leak points by eliminating extra joints.\n\u003c\/p\u003e\n\n\u003ch3\u003eHigh-Integrity PPH Material Qualities\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChemical \u0026amp; Abrasive Wear Resistance:\u003c\/strong\u003e Molded from high-purity Homopolymer Polypropylene, these S5-rated fittings offer superior chemical resistance to highly corrosive media, organic solvents, strong alkalis, and mineral acids.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSafe \u0026amp; Potable Certified:\u003c\/strong\u003e PPH is entirely non-toxic, lead-free, and odorless, making these reducing tees completely safe for drinking water pipelines, pharmaceutical loops, and food processing lines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e⚠️ Sizing \u0026amp; Socket Fusion Guidelines\u003c\/h3\u003e\n\u003cp\u003e\n  \u003cstrong\u003eNominal pipe dimensions are based on standard outer diameters. Please measure your pipe outer diameter (OD) before placing your order:\u003c\/strong\u003e\n\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSizing Structure:\u003c\/strong\u003e The size specification format (e.g., 25mm x 20mm to 110mm x 90mm) corresponds to the \u003cstrong\u003eouter diameter (OD) of the main straight run x the outer diameter (OD) of the reduced branch pipe\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeld Connection Methods:\u003c\/strong\u003e Requires standard hot-melt socket fusion welding using professional heating equipment to melt the joints together, securing a completely seamless, leak-proof molecular system. Alternatively, they can be welded using PPH plastic welding rods.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background-color: #f2f2f2; text-align: left;\"\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFeature\u003c\/th\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDetails\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand \u0026amp; Quality\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eSanking \/ S.H (Premier Chemical-Grade Flow Systems)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMaterial\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePotable \u0026amp; Chemical-Grade PPH (Polypropylene Homopolymer)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure Rating Class\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS5 (SDR11) \/ 1.25 MPa (181 PSI \/ 12.5kg)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWorking Temperature Range\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e-20°C to 100°C (-4°F to 212°F) - Highly resistant to freezing and boiling loads\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eColor\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBeige\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why should I choose a one-piece reducing tee over an equal tee with reducing bushings?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: A one-piece reducing tee is structurally molded as a single unit, which provides significantly higher structural integrity and a uniform stress profile. In heavy industrial or chemical processing networks, every welded joint is a potential risk point. Using an integrated reducing tee eliminates the extra weld seams required by bushings, greatly reducing potential leak paths and safeguarding high-pressure flow.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can standard PPR socket fusion machines be used to heat-weld these PPH tees?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes. PPH and PPR share similar polypropylene base characteristics. Standard socket fusion hot-melt welding machines equipped with matching heating adaptors can weld PPH fittings. Ensure the welding temperature is adjusted precisely to PPH parameters (typically 260°C) and the pipe end is clean of moisture and dirt before fusion.\u003c\/p\u003e\n\n\u003c!-- Recommended System Bundles \u0026 Cross-Linking (Strictly 3 Links, Chinese placeholders inside href) --\u003e\n\u003cdiv style=\"background-color: #fcfcfc; border: 1px solid #e5e5e5; padding: 15px; border-radius: 6px; margin-top: 30px;\"\u003e\n  \u003cp style=\"margin: 0 0 10px 0; font-size: 15px; font-weight: bold; color: #333;\"\u003eRecommended System Bundles \u0026amp; Companion Products:\u003c\/p\u003e\n  \u003cul style=\"margin: 0; padding-left: 20px; font-size: 14px; color: #555;\"\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor High-Performance Control Valves:\u003c\/strong\u003e To integrate dual-union block ball valves into your welded pipeline, explore our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/sanking-pph-true-union-ball-valve-s5-1-0mpa-hot-melt-socket-fusion-double-union-chemical-pipe-valve-1-2-to-4-atradesen\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eSanking PPH True Union Ball Valves\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Hot-Melt Pipeline Fittings:\u003c\/strong\u003e To integrate heavy-duty elbows, flanges, and tees, explore our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/chemical-grade-pph-butt-fusion-pipe-fittings-valves-s5-1-25mpa-hot-melt-weld-union-flange-tee-elbow-ball-valve-20mm-110mm-atradesen\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eChemical-Grade PPH Butt Fusion Pipe Fittings \u0026amp; Valves\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 0;\"\u003e\n      \u003cstrong\u003eFor Right-Angle Plumbing:\u003c\/strong\u003e Connect these tees to standard female-threaded pipe ends using our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-45-degree-socket-fusion-elbow-s5-1-25mpa-chemical-grade-hot-melt-pipe-bend-joint-20mm-110mm-atradesen\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eS.H PPH 45-Degree Socket Fusion Elbows\u003c\/a\u003e.\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Atradesen","offers":[{"title":"25mmX20mm","offer_id":56828147368102,"sku":null,"price":0.65,"currency_code":"USD","in_stock":true},{"title":"32mmX20mm","offer_id":56828147400870,"sku":null,"price":0.89,"currency_code":"USD","in_stock":true},{"title":"32mmX25mm","offer_id":56828147433638,"sku":null,"price":1.03,"currency_code":"USD","in_stock":true},{"title":"40mmX20mm","offer_id":56828147466406,"sku":null,"price":1.85,"currency_code":"USD","in_stock":true},{"title":"40mmX25mm","offer_id":56828147499174,"sku":null,"price":2.05,"currency_code":"USD","in_stock":true},{"title":"40mmX32mm","offer_id":56828147531942,"sku":null,"price":2.32,"currency_code":"USD","in_stock":true},{"title":"50mmX20mm","offer_id":56828147564710,"sku":null,"price":2.69,"currency_code":"USD","in_stock":true},{"title":"50mmX25mm","offer_id":56828147597478,"sku":null,"price":3.02,"currency_code":"USD","in_stock":true},{"title":"50mmX32mm","offer_id":56828147630246,"sku":null,"price":3.35,"currency_code":"USD","in_stock":true},{"title":"50mmX40mm","offer_id":56828147663014,"sku":null,"price":3.98,"currency_code":"USD","in_stock":true},{"title":"63mmX20mm","offer_id":56828147695782,"sku":null,"price":4.63,"currency_code":"USD","in_stock":true},{"title":"63mmX25mm","offer_id":56828147728550,"sku":null,"price":5.03,"currency_code":"USD","in_stock":true},{"title":"63mmX32mm","offer_id":56828147761318,"sku":null,"price":5.36,"currency_code":"USD","in_stock":true},{"title":"63mmX40mm","offer_id":56828147794086,"sku":null,"price":6.12,"currency_code":"USD","in_stock":true},{"title":"63mmX50mm","offer_id":56828147826854,"sku":null,"price":6.84,"currency_code":"USD","in_stock":true},{"title":"75mmX32mm","offer_id":56828147859622,"sku":null,"price":6.35,"currency_code":"USD","in_stock":true},{"title":"75mmX40mm","offer_id":56828147892390,"sku":null,"price":7.65,"currency_code":"USD","in_stock":true},{"title":"75mmX50mm","offer_id":56828147925158,"sku":null,"price":8.55,"currency_code":"USD","in_stock":true},{"title":"75mmX63mm","offer_id":56828147957926,"sku":null,"price":9.68,"currency_code":"USD","in_stock":true},{"title":"90mmX40mm","offer_id":56828147990694,"sku":null,"price":10.58,"currency_code":"USD","in_stock":true},{"title":"90mmX50mm","offer_id":56828148023462,"sku":null,"price":11.54,"currency_code":"USD","in_stock":true},{"title":"90mmX63mm","offer_id":56828148056230,"sku":null,"price":12.68,"currency_code":"USD","in_stock":true},{"title":"90mmX75mm","offer_id":56828148088998,"sku":null,"price":13.74,"currency_code":"USD","in_stock":true},{"title":"110mmX50mm","offer_id":56828148121766,"sku":null,"price":16.98,"currency_code":"USD","in_stock":true},{"title":"110mmX63mm","offer_id":56828148154534,"sku":null,"price":18.52,"currency_code":"USD","in_stock":true},{"title":"110mmX75mm","offer_id":56828148187302,"sku":null,"price":20.86,"currency_code":"USD","in_stock":true},{"title":"110mmX90mm","offer_id":56828148220070,"sku":null,"price":25.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/S.H_PPH_Socket_Fusion_Reducing_Tee_S5_1.25MPa_Chemical-Grade_Hot-Melt_Pipe_Branch_Tee_Joint_25mm_-_110mm_-002.png?v=1784360023"},{"product_id":"s-h-pph-socket-fusion-reducing-coupling-s5-1-25mpa-chemical-grade-hot-melt-pipe-reducer-connector-25mm-110mm","title":"S.H PPH Socket Fusion Reducing Coupling | S5 1.25MPa Chemical-Grade Hot-Melt Pipe Reducer Connector (25mm - 110mm)","description":"\u003ch2\u003eXieyu S.H Premium PPH Socket Fusion Reducing Couplings (S5 \/ 1.25MPa)\u003c\/h2\u003e\n\u003cp\u003e\n  Optimize and transition your industrial, chemical, and fluid-treatment pipeline runs smoothly with our premium Xieyu S.H PPH socket fusion reducing couplings, available at \u003ca href=\"https:\/\/atradesen.com\" target=\"_blank\"\u003eAtradesen.com\u003c\/a\u003e. Manufactured by Xieyu (S.H \/ HIEH), a globally recognized leader in high-performance thermoplastic piping systems, these heavy-duty PPH (Polypropylene Homopolymer) fittings are engineered to withstand continuous operating pressures up to 1.25 MPa (181 PSI) and temperature loads from -20°C to 100°C.\n\u003c\/p\u003e\n\u003cp\u003e\n  Featuring a robust, thickened wall profile and standard parallel socket depths, this professional reducing coupling (reducer) series is highly compatible with industrial chemical pipelines, acid pickling loops, electroplating lines, waste gas scrubbers, waste acid recovery, and wastewater treatment.\n\u003c\/p\u003e\n\n\u003ch3\u003eSmooth Conical Socket Reducing Transitions\u003c\/h3\u003e\n\u003cp\u003e\n  In complex chemical piping manifolds, transitioning from a larger main line to a smaller lateral run typically requires cutting pipes and installing multiple fittings or adapters. Our specialized one-piece reducing coupling (conical reducer) simplifies this layout: the straight-through ends are standard socket sizes designed to bridge two different pipe diameters directly. This seamless inline design conserves space, reduces structural stress, and minimizes potential leak points by eliminating extra joints.\n\u003c\/p\u003e\n\n\u003ch3\u003eHigh-Integrity PPH Material Qualities\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChemical \u0026amp; Abrasive Wear Resistance:\u003c\/strong\u003e Molded from high-purity Homopolymer Polypropylene, these S5-rated fittings offer superior chemical resistance to highly corrosive media, organic solvents, strong alkalis, and mineral acids.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSafe \u0026amp; Potable Certified:\u003c\/strong\u003e PPH is entirely non-toxic, lead-free, and odorless, making these reducing couplings completely safe for drinking water pipelines, pharmaceutical loops, and food processing lines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e⚠️ Sizing \u0026amp; Socket Fusion Guidelines\u003c\/h3\u003e\n\u003cp\u003e\n  \u003cstrong\u003eNominal pipe dimensions are based on standard outer diameters. Please measure your pipe outer diameter (OD) before placing your order:\u003c\/strong\u003e\n\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSizing Structure:\u003c\/strong\u003e The size specification format (e.g., 25mm x 20mm to 110mm x 90mm) corresponds to the \u003cstrong\u003eouter diameter (OD) of the larger main run pipe x the outer diameter (OD) of the smaller reduced pipe\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeld Connection Methods:\u003c\/strong\u003e Requires standard hot-melt socket fusion welding using professional heating equipment to melt the joints together, securing a completely seamless, leak-proof molecular system. Alternatively, they can be welded using PPH plastic welding rods.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background-color: #f2f2f2; text-align: left;\"\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFeature\u003c\/th\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDetails\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand \u0026amp; Quality\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eXieyu \/ S.H \/ HIEH (Premier Chemical-Grade Flow Systems)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMaterial\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePotable \u0026amp; Chemical-Grade PPH (Polypropylene Homopolymer)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure Rating Class\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS5 (SDR11) \/ 1.25 MPa (181 PSI \/ 12.5kg)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWorking Temperature Range\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e-20°C to 100°C (-4°F to 212°F) - Highly resistant to freezing and boiling loads\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eColor\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBeige\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why should I choose a one-piece reducing coupling over an equal coupling with reducing bushings?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: A one-piece reducing coupling is structurally molded as a single unit, which provides significantly higher structural integrity and a uniform stress profile. In heavy industrial or chemical processing networks, every welded joint is a potential risk point. Using an integrated reducing coupling eliminates the extra weld seams required by bushings, greatly reducing potential leak paths and safeguarding high-pressure flow.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can standard PPR socket fusion machines be used to heat-weld these PPH couplings?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes. PPH and PPR share similar polypropylene base characteristics. Standard socket fusion hot-melt welding machines equipped with matching heating adaptors can weld PPH fittings. Ensure the welding temperature is adjusted precisely to PPH parameters (typically 260°C) and the pipe end is clean of moisture and dirt before fusion.\u003c\/p\u003e\n\n\u003c!-- Recommended System Bundles \u0026 Cross-Linking (Strictly 3 Links, Chinese placeholders inside href) --\u003e\n\u003cdiv style=\"background-color: #fcfcfc; border: 1px solid #e5e5e5; padding: 15px; border-radius: 6px; margin-top: 30px;\"\u003e\n  \u003cp style=\"margin: 0 0 10px 0; font-size: 15px; font-weight: bold; color: #333;\"\u003eRecommended System Bundles \u0026amp; Companion Products:\u003c\/p\u003e\n  \u003cul style=\"margin: 0; padding-left: 20px; font-size: 14px; color: #555;\"\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Symmetrical Branch Tees:\u003c\/strong\u003e To branch out pipelines into different sized runs, use our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-socket-fusion-reducing-tee-s5-1-25mpa-chemical-grade-hot-melt-pipe-branch-tee-joint-25mm-110mm\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH Socket Fusion Reducing Tees\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor High-Performance Control Valves:\u003c\/strong\u003e To integrate dual-union block ball valves into your welded pipeline, explore our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/sanking-pph-true-union-ball-valve-s5-1-0mpa-hot-melt-socket-fusion-double-union-chemical-pipe-valve-1-2-to-4-atradesen\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eSanking PPH True Union Ball Valves\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 0;\"\u003e\n      \u003cstrong\u003eFor Right-Angle Plumbing:\u003c\/strong\u003e Connect these couplings to standard female-threaded pipe ends using our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-45-degree-socket-fusion-elbow-s5-1-25mpa-chemical-grade-hot-melt-pipe-bend-joint-20mm-110mm-atradesen\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu PPH 45-Degree Socket Fusion Elbows\u003c\/a\u003e.\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Atradesen","offers":[{"title":"25mmX20mm","offer_id":56828169388198,"sku":null,"price":0.54,"currency_code":"USD","in_stock":true},{"title":"32mmX20mm","offer_id":56828169420966,"sku":null,"price":0.59,"currency_code":"USD","in_stock":true},{"title":"32mmX25mm","offer_id":56828169453734,"sku":null,"price":0.75,"currency_code":"USD","in_stock":true},{"title":"40mmX20mm","offer_id":56828169486502,"sku":null,"price":1.01,"currency_code":"USD","in_stock":true},{"title":"40mmX25mm","offer_id":56828169519270,"sku":null,"price":1.32,"currency_code":"USD","in_stock":true},{"title":"40mmX32mm","offer_id":56828169552038,"sku":null,"price":1.45,"currency_code":"USD","in_stock":true},{"title":"50mmX20mm","offer_id":56828169584806,"sku":null,"price":1.98,"currency_code":"USD","in_stock":true},{"title":"50mmX25mm","offer_id":56828169617574,"sku":null,"price":2.01,"currency_code":"USD","in_stock":true},{"title":"50mmX32mm","offer_id":56828169650342,"sku":null,"price":2.23,"currency_code":"USD","in_stock":true},{"title":"50mmX40mm","offer_id":56828169683110,"sku":null,"price":2.54,"currency_code":"USD","in_stock":true},{"title":"63mmX25mm","offer_id":56828169715878,"sku":null,"price":3.12,"currency_code":"USD","in_stock":true},{"title":"63mmX32mm","offer_id":56828169748646,"sku":null,"price":3.56,"currency_code":"USD","in_stock":true},{"title":"63mmX40mm","offer_id":56828169781414,"sku":null,"price":4.01,"currency_code":"USD","in_stock":true},{"title":"63mmX50mm","offer_id":56828169814182,"sku":null,"price":4.36,"currency_code":"USD","in_stock":true},{"title":"75mmX32mm","offer_id":56828169846950,"sku":null,"price":4.68,"currency_code":"USD","in_stock":true},{"title":"75mmX40mm","offer_id":56828169879718,"sku":null,"price":5.32,"currency_code":"USD","in_stock":true},{"title":"75mmX50mm","offer_id":56828169912486,"sku":null,"price":5.96,"currency_code":"USD","in_stock":true},{"title":"75mmX63mm","offer_id":56828169945254,"sku":null,"price":6.32,"currency_code":"USD","in_stock":true},{"title":"90mmX40mm","offer_id":56828169978022,"sku":null,"price":6.98,"currency_code":"USD","in_stock":true},{"title":"90mmX50mm","offer_id":56828170010790,"sku":null,"price":7.65,"currency_code":"USD","in_stock":true},{"title":"90mmX63mm","offer_id":56828170043558,"sku":null,"price":8.96,"currency_code":"USD","in_stock":true},{"title":"90mmX75mm","offer_id":56828170076326,"sku":null,"price":9.75,"currency_code":"USD","in_stock":true},{"title":"110mmX50mm","offer_id":56828170109094,"sku":null,"price":13.56,"currency_code":"USD","in_stock":true},{"title":"110mmX63mm","offer_id":56828170141862,"sku":null,"price":14.85,"currency_code":"USD","in_stock":true},{"title":"110mmX75mm","offer_id":56828170174630,"sku":null,"price":15.45,"currency_code":"USD","in_stock":true},{"title":"110mmX90mm","offer_id":56828170207398,"sku":null,"price":17.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/S.H_PPH_Socket_Fusion_Reducing_Coupling_S5_1.25MPa_Chemical-Grade_Hot-Melt_Pipe_Reducer_Connector_25mm_-_110mm_-001.png?v=1784360846"},{"product_id":"s-h-pph-ball-foot-valve-s5-1-25mpa-chemical-grade-hot-melt-socket-fusion-non-return-strainer-joint-25mm-110mm","title":"S.H PPH Ball Foot Valve | S5 1.25MPa Chemical-Grade Hot-Melt Socket Fusion Non-Return Strainer Joint (25mm - 110mm)","description":"\u003ch2\u003eXieyu S.H Premium PPH Socket Fusion Ball Foot Valves (S5 \/ 1.25MPa)\u003c\/h2\u003e\n\u003cp\u003e\n  Secure and maintain prime on your pump intake lines with our premium Xieyu S.H PPH socket fusion ball foot valves, available at \u003ca href=\"https:\/\/atradesen.com\" target=\"_blank\"\u003eAtradesen.com\u003c\/a\u003e. Manufactured by Xieyu (S.H \/ HIEH), a global leader in high-performance thermoplastic piping systems, these heavy-duty PPH (Polypropylene Homopolymer) valves are engineered to withstand continuous operating pressures up to 1.25 MPa (181 PSI) and temperature loads from -20°C to 100°C.\n\u003c\/p\u003e\n\u003cp\u003e\n  Featuring an integrated non-return check ball and a heavy-duty slitted screen, this professional foot valve series is highly compatible with industrial chemical pipelines, acid pickling loops, electroplating lines, waste gas scrubbers, waste acid recovery, and wastewater treatment.\n\u003c\/p\u003e\n\n\u003ch3\u003eKeep Water Prime and Protect Pump Impellers\u003c\/h3\u003e\n\u003cp\u003e\n  In suction lift plumbing layouts, self-priming pumps and centrifugal pumps require the inlet line to remain completely filled with water (primed) to initiate. Our \u003cstrong\u003eBall Foot Valve\u003c\/strong\u003e is a specialized non-return valve installed at the absolute lowest point of your suction line. Equipped with an internal gravity-ball or lift check mechanism, it closes instantly when fluid pressure drops, holding the vertical water column in the intake line. This prevents dry-start damage to pump impellers and removes the need for manual priming during every startup.\n\u003c\/p\u003e\n\n\u003ch3\u003eIntegrated Protective Strainer Basket\u003c\/h3\u003e\n\u003cp\u003e\n  The base of the valve is molded with a dense, parallel-slitted strainer basket (commonly called a \"flower basket\" \/ 花篮头). This integrated grid acts as a heavy-duty physical barrier, filtering out large suspended debris, tree leaves, pebbles, and plastic chunks from entering your suction plumbing. It is highly deployed in waste acid pickling pools, wastewater treatment facilities, chemical processing sumps, and agricultural reservoir pumping networks.\n\u003c\/p\u003e\n\n\u003ch3\u003e⚠️ Sizing \u0026amp; Socket Fusion Guidelines\u003c\/h3\u003e\n\u003cp\u003e\n  \u003cstrong\u003eNominal pipe dimensions are based on standard outer diameters. Please measure your pipe outer diameter (OD) before placing your order:\u003c\/strong\u003e\n\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFemale Socket End (ID):\u003c\/strong\u003e The top outlet port is a standard female socket. Its inner diameter is designed to slide directly over standard pipes with outer diameters of: \u003cstrong\u003e25mm (DN20), 32mm (DN25), 40mm (DN32), 50mm (DN40), 63mm (DN50), 75mm (DN65), 90mm (DN80), and 110mm (DN100)\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeld Connection Methods:\u003c\/strong\u003e Requires standard hot-melt socket fusion welding using professional heating equipment to melt the joints together, securing a completely seamless, leak-proof molecular system. Alternatively, they can be welded using PPH plastic welding rods.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background-color: #f2f2f2; text-align: left;\"\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFeature\u003c\/th\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDetails\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand \u0026amp; Quality\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eXieyu \/ S.H \/ HIEH (Premier Chemical-Grade Flow Systems)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMaterial\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePotable \u0026amp; Chemical-Grade PPH (Polypropylene Homopolymer)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure Rating Class\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS5 (SDR11) \/ 1.25 MPa (181 PSI \/ 12.5kg)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWorking Temperature Range\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e-20°C to 100°C (-4°F to 212°F) - Highly resistant to freezing and boiling loads\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eColor\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBeige\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does the PPH ball foot valve hold water prime in self-priming pump lines?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: When the pump is active, the upward suction lifts the internal PPH ball core, allowing liquid to flow through the strainer and enter the pipe. The moment the pump turns off, gravity and the backward pressure of the water column immediately force the ball core down into the precision-machined EPDM\/Viton valve seat. This completely blocks backflow, keeping the suction line entirely full of water for the next startup.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the main maintenance requirement for these strainer basket valves?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Over time, large leaves, weeds, or plastic bags may accumulate on the outside of the parallel-slitted strainer grid, restricting water intake. For optimum flow and to prevent pump cavitation, periodically lift the foot valve from the tank or basin and rinse the strainer basket under running water to clear any surface debris.\u003c\/p\u003e\n\n\u003c!-- Recommended System Bundles \u0026 Cross-Linking (Strictly 3 Links, Chinese placeholders inside href) --\u003e\n\u003cdiv style=\"background-color: #fcfcfc; border: 1px solid #e5e5e5; padding: 15px; border-radius: 6px; margin-top: 30px;\"\u003e\n  \u003cp style=\"margin: 0 0 10px 0; font-size: 15px; font-weight: bold; color: #333;\"\u003eRecommended System Bundles \u0026amp; Companion Products:\u003c\/p\u003e\n  \u003cul style=\"margin: 0; padding-left: 20px; font-size: 14px; color: #555;\"\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Large-to-Small Inline Coupling:\u003c\/strong\u003e Transition your suction pipe runs directly between different sizes using our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-socket-fusion-reducing-coupling-s5-1-25mpa-chemical-grade-hot-melt-pipe-reducer-connector-25mm-110mm\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH Socket Fusion Reducing Couplings\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Multi-Way Pipeline Branching:\u003c\/strong\u003e Split your suction main into multiple auxiliary feed lines using our standard \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-socket-fusion-reducing-tee-s5-1-25mpa-chemical-grade-hot-melt-pipe-branch-tee-joint-25mm-110mm\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH Socket Fusion Reducing Tees\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 0;\"\u003e\n      \u003cstrong\u003eFor Right-Angle Routing:\u003c\/strong\u003e Connect these suction lines to standard corner bends using our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-45-degree-socket-fusion-elbow-s5-1-25mpa-chemical-grade-hot-melt-pipe-bend-joint-20mm-110mm-atradesen\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu PPH 45-Degree Socket Fusion Elbows\u003c\/a\u003e.\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Atradesen","offers":[{"title":"25mm (DN20)","offer_id":56835733717158,"sku":null,"price":5.45,"currency_code":"USD","in_stock":true},{"title":"32mm (DN25)","offer_id":56835733749926,"sku":null,"price":5.99,"currency_code":"USD","in_stock":true},{"title":"40mm (DN32)","offer_id":56835733782694,"sku":null,"price":7.95,"currency_code":"USD","in_stock":true},{"title":"50mm (DN40)","offer_id":56835733815462,"sku":null,"price":8.32,"currency_code":"USD","in_stock":true},{"title":"63mm (DN50)","offer_id":56835733848230,"sku":null,"price":10.68,"currency_code":"USD","in_stock":true},{"title":"75mm (DN65)","offer_id":56835733880998,"sku":null,"price":35.24,"currency_code":"USD","in_stock":true},{"title":"90mm (DN80)","offer_id":56835733913766,"sku":null,"price":55.21,"currency_code":"USD","in_stock":true},{"title":"110mm (DN100)","offer_id":56835733946534,"sku":null,"price":129.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/S.H_PPH_Ball_Foot_Valve_S5_1.25MPa_Chemical-Grade_Hot-Melt_Socket_Fusion_Non-Return_Strainer_Joint_25mm_-_110mm_-005.png?v=1784510422"},{"product_id":"s-h-pph-manual-wafer-butterfly-valve-pp-gr-s5-1-25mpa-chemical-grade-flanged-lever-handle-throttle-valve-2-8-atradesen","title":"S.H PPH Manual Wafer Butterfly Valve | PP-GR S5 1.25MPa Chemical-Grade Flanged Lever Handle Throttle Valve (2\" - 8\") - Atradesen","description":"\u003ch2\u003eXieyu S.H Premium PPH Manual Wafer Butterfly Valves (S5 \/ 1.25MPa)\u003c\/h2\u003e\n\u003cp\u003e\n  Control and throttle high-volume corrosive fluid flows with our premium Xieyu S.H PPH manual wafer butterfly valves, available at \u003ca href=\"https:\/\/atradesen.com\" target=\"_blank\"\u003eAtradesen.com\u003c\/a\u003e. Manufactured by Xieyu (S.H \/ HIEH), a world-class industrial thermoplastics developer, these flanged, wafer-style butterfly valves are engineered for highly demanding industrial chemical systems, withstanding operating pressures up to 1.25 MPa (181 PSI) and temperature loads from -20°C to 100°C.\n\u003c\/p\u003e\n\u003cp\u003e\n  Featuring a high-contrast red lever handle and a heavy-duty wafer multi-lug body, this valve series is highly compatible with industrial chemical pipelines, acid pickling loops, electroplating lines, waste gas scrubbers, waste acid recovery, and wastewater treatment.\n\u003c\/p\u003e\n\n\u003ch3\u003ePremium Multi-Material Hybrid Engineering\u003c\/h3\u003e\n\u003cp\u003e\n  To deliver optimal mechanical rigidity and fluid safety under high clamping force, this butterfly valve incorporates a specialized hybrid material layout, as officially specified on our body plate:\n\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBody (PP-GR):\u003c\/strong\u003e Molded from glass-fiber reinforced Polypropylene. This advanced material prevents structural deformation, micro-cracking, or warping under continuous bolting torque and extreme thermal expansion cycles.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDisc (PPH):\u003c\/strong\u003e Homopolymer Polypropylene disc provides high chemical inertness, shielding the internal fluid passage from heavy pickling acids, aggressive alkalis, and mineral scaling.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStem\/Shaft (304 Stainless Steel):\u003c\/strong\u003e High-strength metallic core shaft ensures stable mechanical torque transmission and smooth lever operation under heavy fluid pressure.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSeat Seal (EPDM):\u003c\/strong\u003e Highly elastic, weather-resistant elastomer liner that secures zero-leakage, drip-tight sealing across a wide temperature range.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSymmetrical Multi-Position Lever Handle \u0026amp; Wafer Lug Flange\u003c\/h3\u003e\n\u003cp\u003e\n  The heavy-duty red lever handle features an integrated manual spring-loaded trigger lock. By pressing the bottom lever, you can adjust the PPH disc angle precisely in incremental gear stages to regulate fluid velocity, making it an excellent water flow throttle valve. The multi-lug wafer body slips compactly between standard pipe flanges, self-aligning to various international piping bolt configurations (including DIN, ANSI, and JIS standards).\n\u003c\/p\u003e\n\n\u003ch3\u003e⚠️ Sizing \u0026amp; Flange Compatibility Guide\u003c\/h3\u003e\n\u003cp\u003e\n  \u003cstrong\u003eThe nominal sizing corresponds to the matching pipe outer diameter (OD), standard DN rating, and imperial thread equivalents:\u003c\/strong\u003e\n\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDN50 - 63mm (2\"):\u003c\/strong\u003e Fits standard 2-inch piping lines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDN65 - 75mm (2.5\"):\u003c\/strong\u003e Fits standard 2.5-inch piping lines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDN80 - 90mm (3\"):\u003c\/strong\u003e Fits standard 3-inch piping lines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDN100 - 110mm (4\"):\u003c\/strong\u003e Fits standard 4-inch piping lines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDN125 - 140mm (5\"):\u003c\/strong\u003e Fits standard 5-inch piping lines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDN150 - 160mm (6\"):\u003c\/strong\u003e Fits standard 6-inch piping lines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDN200 - 225mm (8\"):\u003c\/strong\u003e Fits standard 8-inch heavy-duty mainlines.\u003c\/li\u003e\n  \u003cli\u003e\u003cem\u003eNote: Standard flanged wafer-type installation. Flange gaskets and bolt fasteners must be prepared separately for connection.\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background-color: #f2f2f2; text-align: left;\"\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFeature\u003c\/th\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDetails\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eValve Body Material\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePP-GR (Glass-Fiber Reinforced Polypropylene) - Warp Resistant\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eValve Disc Material\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePotable \u0026amp; Chemical-Grade PPH (Polypropylene Homopolymer)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eShaft \/ Seal Material\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e304 Stainless Steel \/ Premium EPDM Gasket\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure Rating Class\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS5 (SDR11) \/ 1.25 MPa (181 PSI \/ 12.5kg)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWorking Temperature Range\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e-20°C to 100°C (-4°F to 212°F) - Highly resistant to freezing and boiling loads\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why is the valve body made of PP-GR while the internal disc is PPH?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The valve body is clamped tightly between pipe flanges using heavy steel bolts. Under high tightening torque, standard plastics can experience cold flow or creep, causing the body to warp and leak. Adding glass fiber (PP-GR) to the body increases mechanical stiffness and structural dimensional stability. The internal disc, however, is PPH to ensure direct, uncompromised chemical resistance against acids and bases without fiber glass exposure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I use the lever handle as a water flow throttle regulator?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Grip the red lever and squeeze the black trigger lock located underneath it. This releases the internal gear pin. Rotate the handle to your target angle (the disc will rotate inside). Releasing the trigger lock allows the pin to snap into the nearest multi-position gear slot, securely locking the disc in place to maintain your regulated flow velocity.\u003c\/p\u003e\n\n\u003c!-- Recommended System Bundles \u0026 Cross-Linking (Strictly 3 Links, Chinese placeholders inside href) --\u003e\n\u003cdiv style=\"background-color: #fcfcfc; border: 1px solid #e5e5e5; padding: 15px; border-radius: 6px; margin-top: 30px;\"\u003e\n  \u003cp style=\"margin: 0 0 10px 0; font-size: 15px; font-weight: bold; color: #333;\"\u003eRecommended System Bundles \u0026amp; Companion Products:\u003c\/p\u003e\n  \u003cul style=\"margin: 0; padding-left: 20px; font-size: 14px; color: #555;\"\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Intake Backflow Prevention:\u003c\/strong\u003e To maintain water prime on suction pump pipelines, install our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-ball-foot-valve-s5-1-25mpa-chemical-grade-hot-melt-socket-fusion-non-return-strainer-joint-25mm-110mm\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH Ball Foot Valves\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Large-to-Small Inline Coupling:\u003c\/strong\u003e Transition your suction pipe runs directly between different sizes using our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-socket-fusion-reducing-coupling-s5-1-25mpa-chemical-grade-hot-melt-pipe-reducer-connector-25mm-110mm\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH Socket Fusion Reducing Couplings\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 0;\"\u003e\n      \u003cstrong\u003eFor Multi-Way Pipeline Branching:\u003c\/strong\u003e Split your suction main into multiple auxiliary feed lines using our standard \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-socket-fusion-reducing-tee-s5-1-25mpa-chemical-grade-hot-melt-pipe-branch-tee-joint-25mm-110mm\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH Socket Fusion Reducing Tees\u003c\/a\u003e.\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Atradesen","offers":[{"title":"DN50 - 63mm (2\")","offer_id":56835768975526,"sku":null,"price":49.99,"currency_code":"USD","in_stock":true},{"title":"DN65 - 75mm (2.5\")","offer_id":56835769008294,"sku":null,"price":59.99,"currency_code":"USD","in_stock":true},{"title":"DN80 - 90mm (3\")","offer_id":56835769041062,"sku":null,"price":79.99,"currency_code":"USD","in_stock":true},{"title":"DN100 - 110mm (4\")","offer_id":56835769073830,"sku":null,"price":109.99,"currency_code":"USD","in_stock":true},{"title":"DN125 - 140mm (5\")","offer_id":56835769106598,"sku":null,"price":169.99,"currency_code":"USD","in_stock":true},{"title":"DN150 - 160mm (6\")","offer_id":56835769139366,"sku":null,"price":220.99,"currency_code":"USD","in_stock":true},{"title":"DN200 - 225mm (8\")","offer_id":56835769172134,"sku":null,"price":360.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/S.H_PPH_Manual_Wafer_Butterfly_Valve_PP-GR_S5_1.25MPa_Chemical-Grade_Flanged_Lever_Handle_Throttle_Valve_2_-_8_-_Atradesen-003.png?v=1784510885"},{"product_id":"s-h-pph-socket-fusion-one-piece-flange-with-gasket-pp-s5-1-25mpa-chemical-grade-gusseted-flange-adapter-20mm-110mm","title":"S.H PPH Socket Fusion One-Piece Flange with Gasket  PP S5 1.25MPa Chemical-Grade Gusseted Flange Adapter (20mm - 110mm)","description":"\u003ch2\u003eXieyu S.H Premium PPH Socket Fusion One-Piece Flanges with Gasket (S5 \/ 1.25MPa)\u003c\/h2\u003e\n\u003cp\u003e\n  Connect your chemical, industrial, and fluid-treatment pipeline systems securely to metal pumps, valves, and vessels with our premium Xieyu S.H PPH socket fusion one-piece flanges, available at \u003ca href=\"https:\/\/atradesen.com\" target=\"_blank\"\u003eAtradesen.com\u003c\/a\u003e. Manufactured by Xieyu (S.H \/ HIEH), a premier global leader in high-performance thermoplastic flow control, these heavy-duty PPH (Polypropylene Homopolymer) flanges are engineered to withstand continuous operating pressures up to 1.25 MPa (181 PSI) and temperatures from -20°C to 100°C.\n\u003c\/p\u003e\n\u003cp\u003e\n  Featuring standard parallel socket depths and pre-drilled bolt circles, this professional flanged joint series simplifies your transitions from rigid plastic pipelines to metallic industrial machinery.\n\u003c\/p\u003e\n\n\u003ch3\u003eHeavy-Duty Gusseted Reinforcement \u0026amp; Seamless Welding\u003c\/h3\u003e\n\u003cp\u003e\n  To deliver maximum structural reliability under high bolt tension, this flange adapter features integrated triangular gusseted reinforcement ribs surrounding the socket hub. This advanced design prevents flange face warping, bending, or stress fractures when tightening standard connecting bolts. The smooth central socket is engineered for standard hot-melt socket fusion welding, melting the outer pipe wall and the inner socket together to establish a completely seamless, leak-proof molecular system.\n\u003c\/p\u003e\n\n\u003ch3\u003eComplete Package with Premium Sealing Gasket Included\u003c\/h3\u003e\n\u003cp\u003e\n  Every flange package comes pre-packed with a matching high-density rubber sealing gasket. This gasket compresses uniformly between the two flange faces during bolt-tightening, filling micro-gaps to secure a perfect, watertight seal. PPH Homopolymer offers superior chemical resistance to highly corrosive media, pickling acids, waste acids, alkaline wash solutions, and industrial wastewater, making it an excellent choice for environmental protection ventilation, electroplating lines, and food processing lines.\n\u003c\/p\u003e\n\n\u003ch3\u003e⚠️ Sizing \u0026amp; Socket Fusion Guidelines\u003c\/h3\u003e\n\u003cp\u003e\n  \u003cstrong\u003eNominal pipe dimensions are based on standard outer diameters. Please measure your pipe outer diameter (OD) before placing your order:\u003c\/strong\u003e\n\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlange Socket Inner Diameter (ID):\u003c\/strong\u003e The designated nominal size corresponds directly to the \u003cstrong\u003eouter diameter (OD) of your pipe\u003c\/strong\u003e: \u003cstrong\u003e20mm (DN15), 25mm (DN20), 32mm (DN25), 40mm (DN32), 50mm (DN40), 63mm (DN50), 75mm (DN65), 90mm (DN80), and 110mm (DN100)\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnection Methods:\u003c\/strong\u003e Requires standard hot-melt socket fusion welding using professional heating equipment to melt the joints together, securing a completely seamless, leak-proof molecular system. Alternatively, they can be welded using PPH plastic welding rods.\u003c\/li\u003e\n  \u003cli\u003e\u003cem\u003eNote: Standard flanged wafer-type or bolt-face installation. Connection bolts must be prepared separately.\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background-color: #f2f2f2; text-align: left;\"\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFeature\u003c\/th\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDetails\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand \u0026amp; Quality\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eXieyu \/ S.H \/ HIEH (Premier Chemical-Grade Flow Systems)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMaterial\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePotable \u0026amp; Chemical-Grade PPH (Polypropylene Homopolymer)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure Rating Class\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS5 (SDR11) \/ 1.25 MPa (181 PSI \/ 12.5kg)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWorking Temperature Range\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e-20°C to 100°C (-4°F to 212°F) - Highly resistant to freezing and boiling loads\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eIncluded Accessory\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHigh-Density Rubber Sealing Gasket Gasket (1 Piece)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eColor\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBeige\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why do these PPH flanges feature triangular gusseted ribs?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: When tightening the connecting bolts on a standard plastic flange, the pulling force concentrates around the bolt holes, which can cause the outer flange face to warp or bend. This deformation leads to uneven gasket compression and leakage. Symmetrical triangular gussets distribute this pulling stress from the flange plate directly into the thick central pipe socket, keeping the flange face perfectly flat and secure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the best way to secure a leak-free seal using these flanged fittings?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: First, ensure both flange faces are clean and dry. Place the included flat rubber gasket concentrically between the flange faces. Insert the bolts and tighten the nuts hand-tight. Then, use a wrench to tighten the nuts in a \"cross\" or star pattern (alternating opposite sides) in incremental stages. This ensures the gasket compresses evenly, preventing uneven gaps and securing a leak-free, high-pressure seal.\u003c\/p\u003e\n\n\u003c!-- Recommended System Bundles \u0026 Cross-Linking (Strictly 3 Links, Chinese placeholders inside href) --\u003e\n\u003cdiv style=\"background-color: #fcfcfc; border: 1px solid #e5e5e5; padding: 15px; border-radius: 6px; margin-top: 30px;\"\u003e\n  \u003cp style=\"margin: 0 0 10px 0; font-size: 15px; font-weight: bold; color: #333;\"\u003eRecommended System Bundles \u0026amp; Companion Products:\u003c\/p\u003e\n  \u003cul style=\"margin: 0; padding-left: 20px; font-size: 14px; color: #555;\"\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Flanged Flow Control:\u003c\/strong\u003e To install wafer-style manual levers directly between these flanges, pair them with our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-manual-wafer-butterfly-valve-pp-gr-s5-1-25mpa-chemical-grade-flanged-lever-handle-throttle-valve-2-8-atradesen\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH Manual Wafer Butterfly Valves\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Hot-Melt Pipeline Valves \u0026amp; Unions:\u003c\/strong\u003e To integrate ball valves and socket couplings, explore our \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/chemical-grade-pph-butt-fusion-pipe-fittings-valves-s5-1-25mpa-hot-melt-weld-union-flange-tee-elbow-ball-valve-20mm-110mm-atradesen\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eChemical-Grade PPH Butt Fusion Pipe Fittings \u0026amp; Valves\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 0;\"\u003e\n      \u003cstrong\u003eFor Intake Backflow Prevention:\u003c\/strong\u003e To secure suction line priming on your pump runs, install our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-ball-foot-valve-s5-1-25mpa-chemical-grade-hot-melt-socket-fusion-non-return-strainer-joint-25mm-110mm\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH Ball Foot Valves\u003c\/a\u003e.\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Atradesen","offers":[{"title":"20mm (DN15)","offer_id":56835789881510,"sku":null,"price":2.68,"currency_code":"USD","in_stock":true},{"title":"25mm (DN20)","offer_id":56835789914278,"sku":null,"price":3.98,"currency_code":"USD","in_stock":true},{"title":"32mm (DN25)","offer_id":56835789947046,"sku":null,"price":6.08,"currency_code":"USD","in_stock":true},{"title":"40mm (DN32)","offer_id":56835789979814,"sku":null,"price":8.58,"currency_code":"USD","in_stock":true},{"title":"50mm (DN40)","offer_id":56835790012582,"sku":null,"price":10.68,"currency_code":"USD","in_stock":true},{"title":"63mm (DN50)","offer_id":56835790045350,"sku":null,"price":13.28,"currency_code":"USD","in_stock":true},{"title":"75mm (DN65)","offer_id":56835790078118,"sku":null,"price":22.98,"currency_code":"USD","in_stock":true},{"title":"90mm (DN80)","offer_id":56835790110886,"sku":null,"price":26.58,"currency_code":"USD","in_stock":true},{"title":"110mm (DN100)","offer_id":56835790143654,"sku":null,"price":28.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/S.H_PPH_Socket_Fusion_One-Piece_Flange_with_Gasket_PP_S5_1.25MPa_Chemical-Grade_Gusseted_Flange_Adapter_20mm_-_110mm_-001.png?v=1784511306"},{"product_id":"s-h-pph-flanged-true-union-ball-valve-s5-1-25mpa-chemical-grade-double-union-bolt-face-valve-1-2-4","title":"S.H PPH Flanged True Union Ball Valve | S5 1.25MPa Chemical-Grade Double Union Bolt-Face Valve (1\/2\" - 4\")","description":"\u003ch2\u003eXieyu S.H Premium PPH Flanged True Union Ball Valves (S5 \/ 1.25MPa)\u003c\/h2\u003e\n\u003cp\u003e\n  Regulate, shut off, and maintain your industrial, chemical, and fluid-treatment pipeline systems securely with our premium Xieyu S.H PPH flanged true union ball valves, available at \u003ca href=\"https:\/\/atradesen.com\" target=\"_blank\"\u003eAtradesen.com\u003c\/a\u003e. Manufactured by Xieyu (S.H \/ HIEH), a premier global leader in high-performance thermoplastic flow control, these flanged, double union valves are engineered to withstand continuous operating pressures up to 1.25 MPa (181 PSI) and temperatures from -20°C to 100°C.\n\u003c\/p\u003e\n\u003cp\u003e\n  Featuring standard parallel bolt circle flange faces and standard double union locking nuts, this flanged valve series is highly compatible with industrial chemical pipelines, acid pickling loops, electroplating lines, waste gas scrubbers, waste acid recovery, and wastewater treatment.\n\u003c\/p\u003e\n\n\u003ch3\u003eThree-in-One Integrated Design for Easy Inline Maintenance\u003c\/h3\u003e\n\u003cp\u003e\n  In complex industrial pipeline manifolds, standard flanged valves require cutting and re-welding if internal components fail or scale. Our specialized \u003cstrong\u003eFlanged True Union\u003c\/strong\u003e valve integrates a high-precision double union ball valve with two heavy-duty flange adapters on both ends. This design allows you to bolt the valve firmly into standard flanged pipeline runs (protecting against high mechanical torsion) while retaining the ability to quickly unscrew the dual union nuts. You can slide out the central valve body for cleaning, ball seat inspection, or gasket replacement without disturbing the main piping or equipment connections.\n\u003c\/p\u003e\n\n\u003ch3\u003eHeavy-Duty Chemical-Grade Material Qualities\u003c\/h3\u003e\n\u003cp\u003e\n  Molded from high-purity Homopolymer Polypropylene, these S5-rated valves offer superior chemical resistance to highly corrosive media, pickling acids, waste acids, alkaline wash solutions, and industrial wastewater. PPH is also non-toxic and odorless, making these flanged valves completely safe for drinking water pipelines, pharmaceutical loops, and food processing lines. The integrated flange faces feature reinforced gussets to distribute bolting stress evenly, preventing warping and securing zero-leakage sealing.\n\u003c\/p\u003e\n\n\u003ch3\u003e⚠️ Sizing \u0026amp; Flange Compatibility Guide\u003c\/h3\u003e\n\u003cp\u003e\n  \u003cstrong\u003eThe nominal sizing corresponds to the matching pipe outer diameter (OD), standard DN rating, and imperial thread equivalents:\u003c\/strong\u003e\n\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e1\/2\" - DN15 (20mm):\u003c\/strong\u003e Fits standard 1\/2-inch piping runs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e3\/4\" - DN20 (25mm):\u003c\/strong\u003e Fits standard 3\/4-inch piping runs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e1\" - DN25 (32mm):\u003c\/strong\u003e Fits standard 1-inch piping runs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e1-1\/4\" - DN32 (40mm):\u003c\/strong\u003e Fits standard 1-1\/4 inch piping runs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e1-1\/2\" - DN40 (50mm):\u003c\/strong\u003e Fits standard 1-1\/2 inch piping runs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e2\" - DN50 (63mm):\u003c\/strong\u003e Fits standard 2-inch piping lines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e2-1\/2\" - DN65 (75mm):\u003c\/strong\u003e Fits standard 2.5-inch piping lines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e3\" - DN80 (90mm):\u003c\/strong\u003e Fits standard 3-inch piping lines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e4\" - DN100 (110mm):\u003c\/strong\u003e Fits standard 4-inch heavy-duty mainlines.\u003c\/li\u003e\n  \u003cli\u003e\u003cem\u003eNote: Standard flanged bolt-face installation. Flange gaskets and bolt fasteners must be prepared separately for connection.\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background-color: #f2f2f2; text-align: left;\"\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFeature\u003c\/th\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDetails\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand \u0026amp; Quality\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eXieyu \/ S.H \/ HIEH (Premier Chemical-Grade Flow Systems)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMaterial\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePotable \u0026amp; Chemical-Grade PPH (Polypropylene Homopolymer)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure Rating Class\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS5 (SDR11) \/ 1.25 MPa (181 PSI \/ 12.5kg)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWorking Temperature Range\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e-20°C to 100°C (-4°F to 212°F) - Highly resistant to freezing and boiling loads\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eConnection Profile\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDouble integrated flanged wafer face (Bolt-on connection)\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the main operational benefit of a Flanged True Union Ball Valve?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: When connected to heavy industrial equipment (like acid dosing pumps or chemical reservoirs), pipelines experience immense vibration and axial shear forces. Connecting with standard hot-melt fusion can easily stress the piping. Bolting with integrated flanges absorbs these physical stresses completely, while the dual union nuts allow you to quickly slide out the core valve body for maintenance without cutting or replacing the rigid pipe runs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can this flanged PPH valve withstand freezing winter temperatures?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes. High-grade PPH has excellent low-temperature impact strength and can withstand freezing down to -20°C (-4°F). They are highly suitable for outdoor chemical pipelines, wastewater processing manifolds, and unheated water towers.\u003c\/p\u003e\n\n\u003c!-- Recommended System Bundles \u0026 Cross-Linking (Strictly 3 Links, Chinese placeholders inside href) --\u003e\n\u003cdiv style=\"background-color: #fcfcfc; border: 1px solid #e5e5e5; padding: 15px; border-radius: 6px; margin-top: 30px;\"\u003e\n  \u003cp style=\"margin: 0 0 10px 0; font-size: 15px; font-weight: bold; color: #333;\"\u003eRecommended System Bundles \u0026amp; Companion Products:\u003c\/p\u003e\n  \u003cul style=\"margin: 0; padding-left: 20px; font-size: 14px; color: #555;\"\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Matching Flanged Pipe Runs:\u003c\/strong\u003e Bolt these union valves securely to your pipeline extensions using our \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-socket-fusion-one-piece-flange-with-gasket-pp-s5-1-25mpa-chemical-grade-gusseted-flange-adapter-20mm-110mm\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH Socket Fusion One-Piece Flanges\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Flanged Flow Throttling:\u003c\/strong\u003e To install wafer-style manual levers directly beside these flanged valves, pair them with our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-manual-wafer-butterfly-valve-pp-gr-s5-1-25mpa-chemical-grade-flanged-lever-handle-throttle-valve-2-8-atradesen\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH Manual Wafer Butterfly Valves\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 0;\"\u003e\n      \u003cstrong\u003eFor Large-to-Small Inline Coupling:\u003c\/strong\u003e Transition your suction pipe runs directly between different sizes using our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-socket-fusion-reducing-coupling-s5-1-25mpa-chemical-grade-hot-melt-pipe-reducer-connector-25mm-110mm\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH Socket Fusion Reducing Couplings\u003c\/a\u003e.\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Atradesen","offers":[{"title":"1\/2\" - DN15 (20mm)","offer_id":56835801383078,"sku":null,"price":13.69,"currency_code":"USD","in_stock":true},{"title":"3\/4\" - DN20 (25mm)","offer_id":56835801415846,"sku":null,"price":16.69,"currency_code":"USD","in_stock":true},{"title":"1\" - DN25 (32mm)","offer_id":56835801448614,"sku":null,"price":28.69,"currency_code":"USD","in_stock":true},{"title":"1-1\/4\" - DN32 (40mm)","offer_id":56835801481382,"sku":null,"price":38.69,"currency_code":"USD","in_stock":true},{"title":"1-1\/2\" - DN40 (50mm)","offer_id":56835801514150,"sku":null,"price":48.69,"currency_code":"USD","in_stock":true},{"title":"2\" - DN50 (63mm)","offer_id":56835801546918,"sku":null,"price":66.69,"currency_code":"USD","in_stock":true},{"title":"2-1\/2\" - DN65 (75mm)","offer_id":56835801579686,"sku":null,"price":108.69,"currency_code":"USD","in_stock":true},{"title":"3\" - DN80 (90mm)","offer_id":56835801612454,"sku":null,"price":160.69,"currency_code":"USD","in_stock":true},{"title":"4\" - DN100 (110mm)","offer_id":56835801645222,"sku":null,"price":300.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/S.H_PPH_Flanged_True_Union_Ball_Valve_S5_1.25MPa_Chemical-Grade_Double_Union_Bolt-Face_Valve_12_-_4_-001.png?v=1784511686"},{"product_id":"s-h-pph-socket-fusion-union-joint-s5-1-25mpa-chemical-grade-hot-melt-true-union-coupling-fitting-20mm-110mm","title":"S.H PPH Socket Fusion Union Joint | S5 1.25MPa Chemical-Grade Hot-Melt True Union Coupling Fitting (20mm - 110mm)","description":"\u003ch2\u003eXieyu S.H Premium PPH Socket Fusion Union Joints (S5 \/ 1.25MPa)\u003c\/h2\u003e\n\u003cp\u003e\n  Connect, secure, and maintain your industrial, chemical, and fluid-treatment pipeline systems flexibly with our premium Xieyu S.H PPH socket fusion union joints, available at \u003ca href=\"https:\/\/atradesen.com\" target=\"_blank\"\u003eAtradesen.com\u003c\/a\u003e. Manufactured by Xieyu (S.H \/ HIEH), a world-class developer of high-performance thermoplastic flow control, these heavy-duty PPH (Polypropylene Homopolymer) unions are engineered to withstand continuous operating pressures up to 1.25 MPa (181 PSI) and temperatures from -20°C to 100°C.\n\u003c\/p\u003e\n\u003cp\u003e\n  Featuring standard parallel socket depths and a heavy-duty outer union locking nut, this union coupler series is highly compatible with industrial chemical pipelines, acid pickling loops, electroplating lines, waste gas scrubbers, waste acid recovery, and wastewater treatment.\n\u003c\/p\u003e\n\n\u003ch3\u003eThree-Piece Detachable Union Design for Flexible Maintenance\u003c\/h3\u003e\n\u003cp\u003e\n  In continuous industrial pipeline manifolds, joining pipe sections permanently with standard couplings means you must cut and destroy the pipes if a pump, sensor, or valve down the line needs maintenance. Our specialized \u003cstrong\u003eTrue Union Joint\u003c\/strong\u003e features an integrated three-piece design: two symmetrical socket-fusion ends and a central heavy-duty threaded locking collar nut. Inside, a high-flexibility rubber O-ring seal is compressed to secure a watertight mechanical lock. This allows you to easily unscrew the union nut and separate the pipe runs cleanly without any cutting or pipe damage, significantly reducing long-term maintenance costs and pipeline downtime.\n\u003c\/p\u003e\n\n\u003ch3\u003eHigh-Integrity PPH Material Qualities\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChemical \u0026amp; Abrasive Wear Resistance:\u003c\/strong\u003e Molded from high-purity Homopolymer Polypropylene, these S5-rated unions offer superior chemical resistance to highly corrosive media, organic solvents, strong alkalis, and mineral acids.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSafe \u0026amp; Potable Certified:\u003c\/strong\u003e PPH is entirely non-toxic, lead-free, and odorless, making these socket fusion unions completely safe for drinking water pipelines, pharmaceutical loops, and food processing lines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Molecular Fusion:\u003c\/strong\u003e The smooth, precision-machined internal socket ends are designed for hot-melt fusion welding, forming a unified, leak-proof molecular system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e⚠️ Sizing \u0026amp; Socket Fusion Guidelines\u003c\/h3\u003e\n\u003cp\u003e\n  \u003cstrong\u003eNominal pipe dimensions are based on standard outer diameters. Please measure your pipe outer diameter (OD) before placing your order:\u003c\/strong\u003e\n\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFemale Socket End (ID):\u003c\/strong\u003e The designated nominal size corresponds directly to the \u003cstrong\u003eouter diameter (OD) of the pipe\u003c\/strong\u003e: \u003cstrong\u003e20mm (DN15), 25mm (DN20), 32mm (DN25), 40mm (DN32), 50mm (DN40), 63mm (DN50), 75mm (DN65), 90mm (DN80), and 110mm (DN100)\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnection Methods:\u003c\/strong\u003e Requires standard socket fusion hot-melt welding connection. Ensure both pipe ends and internal sockets are cleaned and dried before heating to secure optimal molecular fusion. Alternatively, they can be welded using PPH plastic welding rods.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background-color: #f2f2f2; text-align: left;\"\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFeature\u003c\/th\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDetails\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand \u0026amp; Quality\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eXieyu \/ S.H \/ HIEH (Premier Chemical-Grade Flow Systems)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMaterial\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePotable \u0026amp; Chemical-Grade PPH (Polypropylene Homopolymer)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure Rating Class\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS5 (SDR11) \/ 1.25 MPa (181 PSI \/ 12.5kg)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWorking Temperature Range\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e-20°C to 100°C (-4°F to 212°F) - Highly resistant to freezing and boiling loads\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eColor\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBeige\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the main benefit of a PPH Union Joint over a standard socket coupling?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: A standard socket coupling welds pipes into a permanent, non-separable run. If you need to service an inline pump, instrument, or valve, you would have to cut the pipes. A Union Joint allows you to simply unscrew the central locking nut by hand, cleanly separating the pipe runs without any pipe damage or cutting, making it the essential choice for modular maintenance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can this PPH union joint withstand highly acidic environments?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes. PPH Homopolymer offers superior crystalline density, making it exceptionally resistant to pickling acids, waste acids, alkaline wash solutions, and high-purity industrial effluents up to 100°C. It is widely preferred over PVC in tough industrial environments.\u003c\/p\u003e\n\n\u003c!-- Recommended System Bundles \u0026 Cross-Linking (Strictly 3 Links, Chinese placeholders inside href) --\u003e\n\u003cdiv style=\"background-color: #fcfcfc; border: 1px solid #e5e5e5; padding: 15px; border-radius: 6px; margin-top: 30px;\"\u003e\n  \u003cp style=\"margin: 0 0 10px 0; font-size: 15px; font-weight: bold; color: #333;\"\u003eRecommended System Bundles \u0026amp; Companion Products:\u003c\/p\u003e\n  \u003cul style=\"margin: 0; padding-left: 20px; font-size: 14px; color: #555;\"\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Flanged Valve Control:\u003c\/strong\u003e To integrate heavy-duty flanged ball valves into your pipeline runs, explore our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-flanged-true-union-ball-valve-s5-1-25mpa-chemical-grade-double-union-bolt-face-valve-1-2-4\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH Flanged True Union Ball Valves\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Symmetrical Flange Connections:\u003c\/strong\u003e Bolt these union pipelines securely to metal pumps or tanks using our \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-socket-fusion-one-piece-flange-with-gasket-pp-s5-1-25mpa-chemical-grade-gusseted-flange-adapter-20mm-110mm\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH Socket Fusion One-Piece Flanges\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 0;\"\u003e\n      \u003cstrong\u003eFor Large-to-Small Inline Coupling:\u003c\/strong\u003e Transition your suction pipe runs directly between different sizes using our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-socket-fusion-reducing-coupling-s5-1-25mpa-chemical-grade-hot-melt-pipe-reducer-connector-25mm-110mm\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH Socket Fusion Reducing Couplings\u003c\/a\u003e.\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Atradesen","offers":[{"title":"20mm (DN15)","offer_id":56835835101350,"sku":null,"price":1.56,"currency_code":"USD","in_stock":true},{"title":"25mm (DN20)","offer_id":56835835134118,"sku":null,"price":2.16,"currency_code":"USD","in_stock":true},{"title":"32mm (DN25)","offer_id":56835835166886,"sku":null,"price":3.06,"currency_code":"USD","in_stock":true},{"title":"40mm (DN32)","offer_id":56835835199654,"sku":null,"price":4.56,"currency_code":"USD","in_stock":true},{"title":"50mm (DN40)","offer_id":56835835232422,"sku":null,"price":6.66,"currency_code":"USD","in_stock":true},{"title":"63mm (DN50)","offer_id":56835835265190,"sku":null,"price":8.96,"currency_code":"USD","in_stock":true},{"title":"75mm (DN65)","offer_id":56835835297958,"sku":null,"price":22.56,"currency_code":"USD","in_stock":true},{"title":"90mm (DN80)","offer_id":56835835330726,"sku":null,"price":28.36,"currency_code":"USD","in_stock":true},{"title":"110mm (DN100)","offer_id":56835835363494,"sku":null,"price":50.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/S.H_PPH_Socket_Fusion_Union_Joint_S5_1.25MPa_Chemical-Grade_Hot-Melt_True_Union_Coupling_Fitting_20mm_-_110mm_-005.png?v=1784512109"},{"product_id":"s-h-pph-socket-fusion-van-stone-flange-with-gasket-pp-s5-1-25mpa-chemical-grade-loose-flange-joint-20mm-225mm","title":"S.H PPH Socket Fusion Van Stone Flange with Gasket | PP S5 1.25MPa Chemical-Grade Loose Flange Joint (20mm - 225mm)","description":"\u003ch2\u003eXieyu S.H Premium PPH Socket Fusion Van Stone Flanges with Gasket (S5 \/ 1.25MPa)\u003c\/h2\u003e\n\u003cp\u003e\n  Connect, route, and easily align your chemical, industrial, and fluid-treatment pipelines to metal pumps, valves, and heavy equipment with our premium Xieyu S.H PPH socket fusion Van Stone flanges, available at \u003ca href=\"https:\/\/atradesen.com\" target=\"_blank\"\u003eAtradesen.com\u003c\/a\u003e. Manufactured by Xieyu (S.H \/ HIEH), a global leader in high-performance thermoplastic flow control, these heavy-duty PPH (Polypropylene Homopolymer) loose flanges are engineered to withstand continuous operating pressures up to 1.25 MPa (181 PSI) and temperatures from -20°C to 100°C.\n\u003c\/p\u003e\n\u003cp\u003e\n  Featuring an innovative two-piece free-floating backing ring design, this Van Stone flange series is highly compatible with industrial chemical pipelines, acid pickling loops, electroplating lines, waste gas scrubbers, waste acid recovery, and wastewater treatment.\n\u003c\/p\u003e\n\n\u003ch3\u003e360-Degree Free-Floating Backing Ring for Perfect Bolt-Hole Alignment\u003c\/h3\u003e\n\u003cp\u003e\n  Standard integrated flanges feature fixed bolt holes. If you hot-melt weld them slightly out of alignment with the receiving valve, you must cut the pipeline to fix it. Our specialized \u003cstrong\u003eVan Stone (Loose) Flange\u003c\/strong\u003e resolves this major installation headache. It consists of a PPH socket sleeve (stub end) that heat-welds directly onto standard pipes, and a separate, independent outer flange backing ring. Because this backing ring can rotate 360 degrees freely around the sleeve, you can easily align the bolt holes to any receiving flange face during final assembly, securing a stress-free, rapid installation.\n\u003c\/p\u003e\n\n\u003ch3\u003eHigh-Integrity PPH Material Qualities \u0026amp; Sealing Gasket Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChemical \u0026amp; Corrosion Resistance:\u003c\/strong\u003e Molded from high-purity Homopolymer Polypropylene, these S5-rated fittings offer superior chemical resistance to highly corrosive media, organic solvents, strong alkalis, and mineral acids.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eComplete Sealing Gasket Included:\u003c\/strong\u003e Every flange package comes pre-packed with a matching high-density, flat rubber gasket washer. When compressed uniformly during bolt-tightening, it seals microscopic flange face gaps to ensure a watertight, leak-proof mechanical joint.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Molecular Fusion:\u003c\/strong\u003e The smooth, precision-machined internal socket ends are designed for hot-melt socket fusion welding, forming a unified, leak-proof molecular system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e⚠️ Sizing \u0026amp; Socket Fusion Guidelines\u003c\/h3\u003e\n\u003cp\u003e\n  \u003cstrong\u003eNominal pipe dimensions are based on standard outer diameters. Please measure your pipe outer diameter (OD) before placing your order:\u003c\/strong\u003e\n\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlange Socket Inner Diameter (ID):\u003c\/strong\u003e The designated nominal size corresponds directly to the \u003cstrong\u003eouter diameter (OD) of your pipe\u003c\/strong\u003e: \u003cstrong\u003e20mm (DN15), 25mm (DN20), 32mm (DN25), 40mm (DN32), 50mm (DN40), 63mm (DN50), 75mm (DN65), 90mm (DN80), 110mm (DN100), 140mm (DN125), 160mm (DN150), and 225mm (DN200)\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnection Methods:\u003c\/strong\u003e Requires standard hot-melt socket fusion welding using professional heating equipment to melt the joints together, securing a completely seamless, leak-proof molecular system. Alternatively, they can be welded using PPH plastic welding rods.\u003c\/li\u003e\n  \u003cli\u003e\u003cem\u003eNote: Standard flanged Van Stone loose-type or bolt-face installation. Connection bolts must be prepared separately.\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background-color: #f2f2f2; text-align: left;\"\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFeature\u003c\/th\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDetails\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand \u0026amp; Quality\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eXieyu \/ S.H \/ HIEH (Premier Chemical-Grade Flow Systems)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMaterial\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePotable \u0026amp; Chemical-Grade PPH (Polypropylene Homopolymer)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eStructure Design\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eTwo-Piece Van Stone Loose Flange (360-Degree Self-Aligning Collar)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure Rating Class\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS5 (SDR11) \/ 1.25 MPa (181 PSI \/ 12.5kg)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWorking Temperature Range\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e-20°C to 100°C (-4°F to 212°F) - Highly resistant to freezing and boiling loads\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eIncluded Accessory\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePremium Flat Rubber Sealing Gasket Gasket (1 Piece)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eColor\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBeige\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is a \"Van Stone\" flange, and why is it preferred over standard fixed flanges?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: A Van Stone flange (or loose flange) consists of two separate components: a flange hub welded onto the pipe and a loose backing ring. The rotating ring allows you to spin the flange face freely to align the bolt holes perfectly with receiving valves or pumps, saving substantial installation time and preventing axial twisting stress on the pipeline.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can this loose flange system withstand highly acidic environments?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes. PPH Homopolymer offers superior crystalline density, making it exceptionally resistant to pickling acids, waste acids, alkaline wash solutions, and high-purity industrial effluents up to 100°C. It is widely preferred over PVC in tough industrial environments.\u003c\/p\u003e\n\n\u003c!-- Recommended System Bundles \u0026 Cross-Linking (Strictly 3 Links, Chinese placeholders inside href) --\u003e\n\u003cdiv style=\"background-color: #fcfcfc; border: 1px solid #e5e5e5; padding: 15px; border-radius: 6px; margin-top: 30px;\"\u003e\n  \u003cp style=\"margin: 0 0 10px 0; font-size: 15px; font-weight: bold; color: #333;\"\u003eRecommended System Bundles \u0026amp; Companion Products:\u003c\/p\u003e\n  \u003cul style=\"margin: 0; padding-left: 20px; font-size: 14px; color: #555;\"\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Flanged Valve Control:\u003c\/strong\u003e To integrate heavy-duty flanged ball valves directly into your modular runs, explore our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-flanged-true-union-ball-valve-s5-1-25mpa-chemical-grade-double-union-bolt-face-valve-1-2-4\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH Flanged True Union Ball Valves\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Hot-Melt Pipeline Valves \u0026amp; Unions:\u003c\/strong\u003e To integrate ball valves and socket couplings, explore our \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/chemical-grade-pph-butt-fusion-pipe-fittings-valves-s5-1-25mpa-hot-melt-weld-union-flange-tee-elbow-ball-valve-20mm-110mm-atradesen\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eChemical-Grade PPH Butt Fusion Pipe Fittings \u0026amp; Valves\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 0;\"\u003e\n      \u003cstrong\u003eFor Flanged Flow Throttling:\u003c\/strong\u003e To install wafer-style manual levers directly beside these flanged connections, pair them with our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-manual-wafer-butterfly-valve-pp-gr-s5-1-25mpa-chemical-grade-flanged-lever-handle-throttle-valve-2-8-atradesen\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH Manual Wafer Butterfly Valves\u003c\/a\u003e.\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Atradesen","offers":[{"title":"20mm (DN15)","offer_id":56835878650022,"sku":null,"price":2.58,"currency_code":"USD","in_stock":true},{"title":"25mm (DN20)","offer_id":56835878682790,"sku":null,"price":3.98,"currency_code":"USD","in_stock":true},{"title":"32mm (DN25)","offer_id":56835878715558,"sku":null,"price":5.98,"currency_code":"USD","in_stock":true},{"title":"40mm (DN32)","offer_id":56835878748326,"sku":null,"price":8.88,"currency_code":"USD","in_stock":true},{"title":"50mm (DN40)","offer_id":56835878781094,"sku":null,"price":10.38,"currency_code":"USD","in_stock":true},{"title":"63mm (DN50)","offer_id":56835878813862,"sku":null,"price":13.08,"currency_code":"USD","in_stock":true},{"title":"75mm (DN65)","offer_id":56835878846630,"sku":null,"price":22.68,"currency_code":"USD","in_stock":true},{"title":"90mm (DN80)","offer_id":56835878879398,"sku":null,"price":25.08,"currency_code":"USD","in_stock":true},{"title":"110mm (DN100)","offer_id":56835878912166,"sku":null,"price":28.88,"currency_code":"USD","in_stock":true},{"title":"140mm (DN125)","offer_id":56835878944934,"sku":null,"price":37.88,"currency_code":"USD","in_stock":true},{"title":"160mm (DN150)","offer_id":56835878977702,"sku":null,"price":45.68,"currency_code":"USD","in_stock":true},{"title":"225mm (DN200)","offer_id":56835879010470,"sku":null,"price":70.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/S.H_PPH_Socket_Fusion_Van_Stone_Flange_with_Gasket_PP_S5_1.25MPa_Chemical-Grade_Loose_Flange_Joint_20mm_-_225mm_-003.png?v=1784512553"},{"product_id":"s-h-pph-female-thread-connector-s5-1-25mpa-chemical-grade-hot-melt-socket-to-female-thread-straight-joint-20mm-63mm","title":"S.H PPH Female Thread Connector | S5 1.25MPa Chemical-Grade Hot-Melt Socket to Female Thread Straight Joint (20mm - 63mm)","description":"\u003ch2\u003eXieyu S.H Premium PPH Socket to Female Thread Connectors (S5 \/ 1.25MPa)\u003c\/h2\u003e\n\u003cp\u003e\n  Transition your rigid chemical pipelines seamlessly to threaded instruments, valves, and metal fittings with our premium Xieyu S.H PPH socket to female thread connectors, available at \u003ca href=\"https:\/\/atradesen.com\" target=\"_blank\"\u003eAtradesen.com\u003c\/a\u003e. Manufactured by Xieyu (S.H \/ HIEH), a globally recognized leader in high-performance industrial thermoplastic systems, these heavy-duty PPH (Polypropylene Homopolymer) straight joints are engineered to withstand continuous operating pressures up to 1.25 MPa (181 PSI) and temperatures from -20°C to 100°C.\n\u003c\/p\u003e\n\u003cp\u003e\n  Featuring standard parallel socket depths and a heavy-duty outer reinforcement collar, this female thread connector series is highly compatible with industrial chemical pipelines, acid pickling loops, electroplating lines, waste gas scrubbers, waste acid recovery, and wastewater treatment.\n\u003c\/p\u003e\n\n\u003ch3\u003eSeamless Socket-to-Female Thread Transitions\u003c\/h3\u003e\n\u003cp\u003e\n  In industrial process lines, transitioning from a solid, hot-melt welded pipeline to threaded components—such as pressure gauges, flow meters, metallic adapters, or plastic male-threaded valves—typically requires complex manifold configurations. Our specialized one-piece female thread connector resolves this challenge. One end is a standard smooth socket designed to slip-weld directly onto rigid PPH pipes, while the other end features standard parallel G-threads. The threaded portion is designed with a heavily thickened wall structure to absorb mechanical stress and prevent splitting during high-torque tightening.\n\u003c\/p\u003e\n\n\u003ch3\u003eHigh-Integrity PPH Material Qualities\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChemical \u0026amp; Abrasive Wear Resistance:\u003c\/strong\u003e Molded from high-purity Homopolymer Polypropylene, these S5-rated connectors offer superior chemical resistance to highly corrosive media, organic solvents, strong alkalis, and mineral acids.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSafe \u0026amp; Potable Certified:\u003c\/strong\u003e PPH is entirely non-toxic, lead-free, and odorless, making these straight joints completely safe for drinking water pipelines, pharmaceutical loops, and food processing lines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Molecular Fusion:\u003c\/strong\u003e The smooth, precision-machined internal socket ends are designed for hot-melt socket fusion welding, forming a unified, leak-proof molecular system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e⚠️ Sizing \u0026amp; Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003e\n  \u003cstrong\u003eNominal pipe dimensions are based on standard outer diameters. Please measure your pipe outer diameter (OD) and plan your socket depth precisely using our dimensional guide:\u003c\/strong\u003e\n\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize Specification Layout:\u003c\/strong\u003e The size format (e.g., 20mm x 1\/2\" to 63mm x 2\") represents the \u003cstrong\u003eouter diameter (OD) of the pipe x the matching nominal thread size\u003c\/strong\u003e:\n    \u003cul\u003e\n      \u003cli\u003e\n\u003cstrong\u003e20mm x 1\/2\":\u003c\/strong\u003e Socket ID fits 20mm OD pipe; thread matches standard 1\/2\" male fittings.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003e25mm x 3\/4\":\u003c\/strong\u003e Socket ID fits 25mm OD pipe; thread matches standard 3\/4\" male fittings.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003e32mm x 1\":\u003c\/strong\u003e Socket ID fits 32mm OD pipe; thread matches standard 1\" male fittings.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003e40mm x 1-1\/4\":\u003c\/strong\u003e Socket ID fits 40mm OD pipe; thread matches standard 1-1\/4\" male fittings.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003e50mm x 1-1\/2\":\u003c\/strong\u003e Socket ID fits 50mm OD pipe; thread matches standard 1-1\/2\" male fittings.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003e63mm x 2\":\u003c\/strong\u003e Socket ID fits 63mm OD pipe; thread matches standard 2\" male fittings.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnection Methods:\u003c\/strong\u003e \n    \u003cul\u003e\n      \u003cli\u003e\n\u003cem\u003eSocket End:\u003c\/em\u003e Requires standard hot-melt socket fusion welding using professional heating equipment to melt the joints together, securing a completely seamless, leak-proof molecular system. Alternatively, they can be welded using PPH plastic welding rods.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cem\u003eThreaded End:\u003c\/em\u003e Standard G\/BSP\/PT parallel threads. Always wrap additional PTFE thread seal tape (Teflon tape) clockwise around the mating male thread to secure a watertight mechanical joint.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background-color: #f2f2f2; text-align: left;\"\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFeature\u003c\/th\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDetails\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand \u0026amp; Quality\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eXieyu \/ S.H \/ HIEH (Premier Chemical-Grade Flow Systems)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMaterial\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePotable \u0026amp; Chemical-Grade PPH (Polypropylene Homopolymer)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure Rating Class\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS5 (SDR11) \/ 1.25 MPa (181 PSI \/ 12.5kg)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWorking Temperature Range\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e-20°C to 100°C (-4°F to 212°F) - Highly resistant to freezing and boiling loads\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eColor\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBeige\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the main benefit of using a socket-to-female threaded connector?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: In chemical piping networks, most process equipment (like dosing pumps, sensors, and metal pipes) features standard male threads. Since rigid PPH pipes require socket fusion welding, this connector serves as the vital bridging transition. It welds permanently onto your PPH line and provides a threaded outlet, allowing direct, reliable assembly without extra joints or reducing sleeves.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is PPH material fully safe for food processing and potable water?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes. PPH Homopolymer contains only pure propylene molecules with no toxic chemical additives. It does not release heavy metals or plasticizers, making it fully safe for domestic drinking water loops, pharmaceutical lines, and industrial food processing manifolds.\u003c\/p\u003e\n\n\u003c!-- Recommended System Bundles \u0026 Cross-Linking (Strictly 3 Links, Chinese placeholders inside href) --\u003e\n\u003cdiv style=\"background-color: #fcfcfc; border: 1px solid #e5e5e5; padding: 15px; border-radius: 6px; margin-top: 30px;\"\u003e\n  \u003cp style=\"margin: 0 0 10px 0; font-size: 15px; font-weight: bold; color: #333;\"\u003eRecommended System Bundles \u0026amp; Companion Products:\u003c\/p\u003e\n  \u003cul style=\"margin: 0; padding-left: 20px; font-size: 14px; color: #555;\"\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Flanged Pipe Runs:\u003c\/strong\u003e Bolt these lines securely to metal tanks or pumps using our \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-socket-fusion-van-stone-flange-with-gasket-pp-s5-1-25mpa-chemical-grade-loose-flange-joint-20mm-225mm\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH Socket Fusion Van Stone Flanges\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Large-to-Small Inline Coupling:\u003c\/strong\u003e Transition your suction pipe runs directly between different sizes using our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-socket-fusion-reducing-coupling-s5-1-25mpa-chemical-grade-hot-melt-pipe-reducer-connector-25mm-110mm\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH Socket Fusion Reducing Couplings\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 0;\"\u003e\n      \u003cstrong\u003eFor Flanged Flow Throttling:\u003c\/strong\u003e To install wafer-style manual levers directly beside these threaded connections, pair them with our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-manual-wafer-butterfly-valve-pp-gr-s5-1-25mpa-chemical-grade-flanged-lever-handle-throttle-valve-2-8-atradesen\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH Manual Wafer Butterfly Valves\u003c\/a\u003e.\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Atradesen","offers":[{"title":"20mm x 1\/2\"","offer_id":56836001071270,"sku":null,"price":0.86,"currency_code":"USD","in_stock":true},{"title":"25mm x 3\/4\"","offer_id":56836001104038,"sku":null,"price":0.99,"currency_code":"USD","in_stock":true},{"title":"32mm x 1\"","offer_id":56836001136806,"sku":null,"price":1.32,"currency_code":"USD","in_stock":true},{"title":"40mm x 1-1\/4\"","offer_id":56836001169574,"sku":null,"price":1.62,"currency_code":"USD","in_stock":true},{"title":"50mm x 1-1\/2\"","offer_id":56836001202342,"sku":null,"price":2.98,"currency_code":"USD","in_stock":true},{"title":"63mm x 2\"","offer_id":56836001235110,"sku":null,"price":4.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/S.H_PPH_Female_Thread_Connector_S5_1.25MPa_Chemical-Grade_Hot-Melt_Socket_to_Female_Thread_Straight_Joint_20mm_-_63mm_-005.png?v=1784515041"},{"product_id":"s-h-pph-true-union-ball-valve-s5-1-25mpa-chemical-grade-hot-melt-socket-fusion-double-union-valve-20mm-110mm","title":"S.H PPH True Union Ball Valve | S5 1.25MPa Chemical-Grade Hot-Melt Socket Fusion Double Union Valve (20mm - 110mm)","description":"\u003ch2\u003eXieyu S.H Premium PPH True Union Ball Valves (S5 \/ 1.25MPa)\u003c\/h2\u003e\n\u003cp\u003e\n  Control, shut off, and maintain your industrial, chemical, and fluid-treatment pipelines smoothly with our premium Xieyu S.H PPH true union ball valves, available at \u003ca href=\"https:\/\/atradesen.com\" target=\"_blank\"\u003eAtradesen.com\u003c\/a\u003e. Manufactured by Xieyu (S.H \/ HIEH), a globally recognized leader in high-performance thermoplastic flow control, these heavy-duty PPH (Polypropylene Homopolymer) double union valves are engineered to withstand continuous operating pressures up to 1.25 MPa (181 PSI) and temperatures from -20°C to 100°C.\n\u003c\/p\u003e\n\u003cp\u003e\n  Featuring standard parallel socket depths, a high-contrast orange T-handle, and double-union locking nuts, this true union valve series is highly compatible with industrial chemical pipelines, acid pickling loops, electroplating lines, waste gas scrubbers, waste acid recovery, and wastewater treatment.\n\u003c\/p\u003e\n\n\u003ch3\u003eTrue Union Design for Easy Inline Maintenance \u0026amp; Servicing\u003c\/h3\u003e\n\u003cp\u003e\n  In continuous industrial pipeline manifolds, standard inline valves require you to cut the pipeline if internal seals wear out, need cleaning, or become jammed by crystallization. Our specialized \u003cstrong\u003eTrue Union (Double Union)\u003c\/strong\u003e valve resolves this maintenance challenge: simply unscrew the two union nuts on either side of the valve body by hand. This allows you to slide out the central valve block for direct cleaning, ball inspection, or gasket replacement without having to cut, re-weld, or compromise the main piping line on either end.\n\u003c\/p\u003e\n\n\u003ch3\u003eHigh-Integrity PPH Material Qualities \u0026amp; Standards\u003c\/h3\u003e\n\u003cp\u003e\n  Molded from high-purity Homopolymer Polypropylene, these S5-rated valves offer superior chemical resistance to highly corrosive media, organic solvents, strong alkalis, and mineral acids. This series conforms to strict international standards, including \u003cstrong\u003eANSI SCH80\u003c\/strong\u003e for heavy-duty wall profiles and \u003cstrong\u003eGB\/T 18742.2\u003c\/strong\u003e for polypropylene piping systems. PPH is also non-toxic and odorless, making these valves completely safe for drinking water pipelines, pharmaceutical loops, and food processing lines.\n\u003c\/p\u003e\n\n\u003ch3\u003e⚠️ Sizing \u0026amp; Socket Fusion Guidelines\u003c\/h3\u003e\n\u003cp\u003e\n  \u003cstrong\u003eNominal pipe dimensions are based on standard outer diameters. Please measure your pipe outer diameter (OD) before placing your order:\u003c\/strong\u003e\n\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFemale Socket End (ID):\u003c\/strong\u003e The designated nominal size corresponds directly to the \u003cstrong\u003eouter diameter (OD) of your pipe\u003c\/strong\u003e: \u003cstrong\u003e20mm (DN15), 25mm (DN20), 32mm (DN25), 40mm (DN32), 50mm (DN40), 63mm (DN50), 75mm (DN65), 90mm (DN80), and 110mm (DN100)\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnection Methods:\u003c\/strong\u003e Requires standard socket fusion hot-melt welding connection. Ensure both pipe ends and internal sockets are cleaned and dried before heating to secure optimal molecular fusion. Alternatively, they can be welded using PPH plastic welding rods.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background-color: #f2f2f2; text-align: left;\"\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFeature\u003c\/th\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDetails\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand \u0026amp; Quality\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eXieyu \/ S.H \/ HIEH (Premier Chemical-Grade Flow Systems)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMaterial\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePotable \u0026amp; Chemical-Grade PPH (Polypropylene Homopolymer)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure Rating Class\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS5 (SDR11) \/ 1.25 MPa (181 PSI \/ 12.5kg)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWorking Temperature Range\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e-20°C to 100°C (-4°F to 212°F) - Highly resistant to freezing and boiling loads\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eDesign Standards\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eANSI SCH80 (American National Standards) \u0026amp; GB\/T 18742.2 (China National Standards)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eColor\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBeige Body with Orange T-Handle\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the main operational benefit of a True Union (Double Union) Ball Valve?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: In chemical processing or aquatic filtration sumps, pipes are permanently welded. If a valve leaks or clogs, replacing a standard socket valve requires cutting the pipe and installing new couplings. With a True Union design, you simply spin off the locking nuts on both sides, pull out the central valve cartridge to clean or change gaskets, and slide it back in. No pipe-cutting is required.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this PPH ball valve fully compatible with standard Schedule 80 pipelines?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes. As molded clearly on the valve body, this PPH ball valve is designed to ANSI SCH80 (Schedule 80) dimensions, which guarantees standard wall thickness and pressure ratings required in chemical processing industries.\u003c\/p\u003e\n\n\u003c!-- Recommended System Bundles \u0026 Cross-Linking (Strictly 3 Links, Chinese placeholders inside href) --\u003e\n\u003cdiv style=\"background-color: #fcfcfc; border: 1px solid #e5e5e5; padding: 15px; border-radius: 6px; margin-top: 30px;\"\u003e\n  \u003cp style=\"margin: 0 0 10px 0; font-size: 15px; font-weight: bold; color: #333;\"\u003eRecommended System Bundles \u0026amp; Companion Products:\u003c\/p\u003e\n  \u003cul style=\"margin: 0; padding-left: 20px; font-size: 14px; color: #555;\"\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Threaded Branch Transitions:\u003c\/strong\u003e Transition your suction pipe runs directly into G-threads using our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-female-thread-connector-s5-1-25mpa-chemical-grade-hot-melt-socket-to-female-thread-straight-joint-20mm-63mm\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH Female Thread Connectors\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Flanged Pipe Runs:\u003c\/strong\u003e Bolt these union valves securely to metal tanks or pumps using our \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-socket-fusion-van-stone-flange-with-gasket-pp-s5-1-25mpa-chemical-grade-loose-flange-joint-20mm-225mm\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH Socket Fusion Van Stone Flanges\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 0;\"\u003e\n      \u003cstrong\u003eFor Large-to-Small Inline Coupling:\u003c\/strong\u003e Transition your suction pipe runs directly between different sizes using our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-socket-fusion-reducing-coupling-s5-1-25mpa-chemical-grade-hot-melt-pipe-reducer-connector-25mm-110mm\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH Socket Fusion Reducing Couplings\u003c\/a\u003e.\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Atradesen","offers":[{"title":"20mm (DN15)","offer_id":56836026499238,"sku":null,"price":6.96,"currency_code":"USD","in_stock":true},{"title":"25mm (DN20)","offer_id":56836027941030,"sku":null,"price":8.96,"currency_code":"USD","in_stock":true},{"title":"32mm (DN25)","offer_id":56836027973798,"sku":null,"price":13.96,"currency_code":"USD","in_stock":true},{"title":"40mm (DN32)","offer_id":56836028006566,"sku":null,"price":19.96,"currency_code":"USD","in_stock":true},{"title":"50mm (DN40)","offer_id":56836028039334,"sku":null,"price":26.96,"currency_code":"USD","in_stock":true},{"title":"63mm (DN50)","offer_id":56836028072102,"sku":null,"price":39.96,"currency_code":"USD","in_stock":true},{"title":"75mm (DN65)","offer_id":56836028104870,"sku":null,"price":82.96,"currency_code":"USD","in_stock":true},{"title":"90mm (DN80)","offer_id":56836028137638,"sku":null,"price":150.96,"currency_code":"USD","in_stock":true},{"title":"110mm (DN100)","offer_id":56836028170406,"sku":null,"price":269.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/S.H_PPH_True_Union_Ball_Valve_S5_1.25MPa_Chemical-Grade_Hot-Melt_Socket_Fusion_Double_Union_Valve_20mm_-_110mm_-001.png?v=1784515512"},{"product_id":"s-h-pph-chemical-grade-rigid-pipe-s5-1-25mpa-hot-melt-socket-fusion-anti-corrosion-water-supply-tubing-20mm-110mm","title":"S.H PPH Chemical-Grade Rigid Pipe | S5 1.25MPa Hot-Melt Socket Fusion Anti-Corrosion Water Supply Tubing (20mm - 110mm)","description":"\u003ch2\u003eXieyu S.H Premium Chemical-Grade PPH Pipes (S5 \/ 1.25MPa \/ PN16)\u003c\/h2\u003e\n\u003cp\u003e\n  Transport highly corrosive fluids, industrial chemicals, and drinking water reliably with our premium Xieyu S.H PPH rigid pipe lines, available at \u003ca href=\"https:\/\/atradesen.com\" target=\"_blank\"\u003eAtradesen.com\u003c\/a\u003e. Manufactured by Xieyu (S.H \/ HIEH), a premier global leader in high-performance thermoplastic flow control, these heavy-duty PPH (Polypropylene Homopolymer) straight pipes are engineered to withstand continuous operating pressures up to 1.25 MPa (181 PSI) and temperatures from -20°C to 100°C.\n\u003c\/p\u003e\n\u003cp\u003e\n  Featuring a thickened wall profile and standard dimensional standards, this professional pipe series is highly compatible with industrial chemical pipelines, acid pickling loops, electroplating lines, waste gas scrubbers, waste acid recovery, and wastewater treatment.\n\u003c\/p\u003e\n\n\u003ch3\u003eExceptional Chemical Resistance \u0026amp; Structural Durability\u003c\/h3\u003e\n\u003cp\u003e\n  PPH (Polypropylene Homopolymer) features a highly uniform crystalline structure that provides outstanding chemical resistance to strong acids, alkalis, corrosive organic solvents, and mineral deposits. It is widely used in acid pickling tanks, industrial washing plants, gas scrubbers, waste acid recovery loops, electricity plants, and food processing manifolds. The lead-free, non-toxic, and odorless composition ensures total safety for municipal drinking water systems and sensitive aquaculture facilities.\n\u003c\/p\u003e\n\n\u003ch3\u003eFlexible, Lightweight \u0026amp; Seamless Welded Installation\u003c\/h3\u003e\n\u003cp\u003e\n  Compared to traditional steel or copper pipes, PPH is incredibly lightweight, greatly reducing transport costs and simplifying installation. The smooth inner wall reduces fluid friction to a minimum, preventing scale buildup and maximizing flow capacity. These straight pipes are designed for permanent, seamless connection using standard hot-melt socket fusion, butt fusion, or PPH welding rods, securing a 100% leak-proof molecular pipeline joint.\n\u003c\/p\u003e\n\n\u003ch3\u003e⚠️ Sizing \u0026amp; Thickened Wall Specifications (Price is per 1 Meter)\u003c\/h3\u003e\n\u003cp\u003e\n  \u003cstrong\u003eOur PPH pipes are priced and sold per 1 Meter length. Please select the correct nominal ID, pipe outer diameter (OD), and thickened wall profile to match your system pressure requirements:\u003c\/strong\u003e\n\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDN15:\u003c\/strong\u003e Outer Diameter 20mm x Wall Thickness 2.3mm (Marked PN1.6 for exceptional safety margins).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDN20:\u003c\/strong\u003e Outer Diameter 25mm x Wall Thickness 2.8mm.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDN25:\u003c\/strong\u003e Outer Diameter 32mm x Wall Thickness 3.6mm.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDN32:\u003c\/strong\u003e Outer Diameter 40mm x Wall Thickness 3.7mm.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDN40:\u003c\/strong\u003e Outer Diameter 50mm x Wall Thickness 4.6mm.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDN50:\u003c\/strong\u003e Outer Diameter 63mm x Wall Thickness 5.8mm.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDN65:\u003c\/strong\u003e Outer Diameter 75mm x Wall Thickness 6.8mm.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDN80:\u003c\/strong\u003e Outer Diameter 90mm x Wall Thickness 8.2mm.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDN100:\u003c\/strong\u003e Outer Diameter 110mm x Wall Thickness 10.0mm.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background-color: #f2f2f2; text-align: left;\"\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFeature\u003c\/th\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDetails\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand \u0026amp; Quality\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eXieyu \/ S.H \/ HIEH (Premier Chemical-Grade Flow Systems)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMaterial\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePotable \u0026amp; Chemical-Grade PPH (Polypropylene Homopolymer)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure Rating Class\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS5 (SDR11) \/ 1.25 MPa (181 PSI \/ 12.5kg) | Compatible with PN16 standards\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWorking Temperature Range\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e-20°C to 100°C (-4°F to 212°F) - Highly resistant to freezing and boiling loads\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWeld Methods\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eHot-Melt Socket Fusion, Butt Fusion, or PPH Welding Rod\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What are the benefits of PPH pipes over standard PVC or copper in chemical systems?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: PPH Homopolymer features high structural crystallinity, delivering vastly superior chemical resistance and high-temperature stress-crack resistance compared to PVC. Unlike metal or copper pipes, PPH will not rust, corrode, or experience galvanic wear when exposed to highly acidic waste recovery loops up to 100°C.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I weld these straight PPH pipes to other fittings?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: PPH pipes are permanently connected using thermal welding. For smaller sizes (20mm to 110mm), use a standard socket fusion hot-melt welding machine equipped with matching heating adapters to melt the pipe outer wall and the fitting inner socket together, forming a seamless molecular joint.\u003c\/p\u003e\n\n\u003c!-- Recommended System Bundles \u0026 Cross-Linking (Strictly 3 Links, Chinese placeholders inside href) --\u003e\n\u003cdiv style=\"background-color: #fcfcfc; border: 1px solid #e5e5e5; padding: 15px; border-radius: 6px; margin-top: 30px;\"\u003e\n  \u003cp style=\"margin: 0 0 10px 0; font-size: 15px; font-weight: bold; color: #333;\"\u003eRecommended System Bundles \u0026amp; Companion Products:\u003c\/p\u003e\n  \u003cul style=\"margin: 0; padding-left: 20px; font-size: 14px; color: #555;\"\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor High-Performance Control Valves:\u003c\/strong\u003e To regulate high-volume flanged flows in your pipeline, install our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-manual-wafer-butterfly-valve-pp-gr-s5-1-25mpa-chemical-grade-flanged-lever-handle-throttle-valve-2-8-atradesen\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH Manual Wafer Butterfly Valves\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Symmetrical Flange Connections:\u003c\/strong\u003e Bolt these pipe systems securely to metal pumps or tanks using our \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-socket-fusion-van-stone-flange-with-gasket-pp-s5-1-25mpa-chemical-grade-loose-flange-joint-20mm-225mm\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH Socket Fusion Van Stone Flanges\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 0;\"\u003e\n      \u003cstrong\u003eFor Hot-Melt Pipeline Valves \u0026amp; Unions:\u003c\/strong\u003e To integrate dual-union block ball valves into your welded pipeline, explore our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-true-union-ball-valve-s5-1-25mpa-chemical-grade-hot-melt-socket-fusion-double-union-valve-20mm-110mm\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH True Union Ball Valves\u003c\/a\u003e.\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Atradesen","offers":[{"title":"DN15 - 20mm x 2.3mm","offer_id":56836061888678,"sku":null,"price":1.98,"currency_code":"USD","in_stock":true},{"title":"DN20 - 25mm x 2.8mm","offer_id":56836061921446,"sku":null,"price":3.56,"currency_code":"USD","in_stock":true},{"title":"DN25 - 32mm x 3.6mm","offer_id":56836061954214,"sku":null,"price":3.99,"currency_code":"USD","in_stock":true},{"title":"DN32 - 40mm x 3.7mm","offer_id":56836061986982,"sku":null,"price":7.69,"currency_code":"USD","in_stock":true},{"title":"DN40 - 50mm x 4.6mm","offer_id":56836062019750,"sku":null,"price":13.96,"currency_code":"USD","in_stock":true},{"title":"DN50 - 63mm x 5.8mm","offer_id":56836062052518,"sku":null,"price":18.96,"currency_code":"USD","in_stock":true},{"title":"DN65 - 75mm x 6.8mm","offer_id":56836062085286,"sku":null,"price":25.98,"currency_code":"USD","in_stock":true},{"title":"DN80 - 90mm x 8.2mm","offer_id":56836062118054,"sku":null,"price":38.74,"currency_code":"USD","in_stock":true},{"title":"DN100 - 110mm x 10.0mm","offer_id":56836062150822,"sku":null,"price":52.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/S.H_PPH_Chemical-Grade_Rigid_Pipe_S5_1.25MPa_Hot-Melt_Socket_Fusion_Anti-Corrosion_Water_Supply_Tubing_20mm_-_110mm_-002.png?v=1784516186"},{"product_id":"s-h-pph-90-degree-socket-fusion-elbow-s5-1-25mpa-chemical-grade-hot-melt-pipe-bend-joint-20mm-110mm","title":"S.H PPH 90-Degree Socket Fusion Elbow | S5 1.25MPa Chemical-Grade Hot-Melt Pipe Bend Joint (20mm - 110mm)","description":"\u003ch2\u003eXieyu S.H Premium PPH Socket Fusion 90-Degree Elbows (S5 \/ 1.25MPa)\u003c\/h2\u003e\n\u003cp\u003eRedirect your industrial, chemical, and fluid-treatment pipelines securely with our premium Xieyu S.H PPH socket fusion 90-degree elbows, available at \u003ca href=\"https:\/\/atradesen.com\" target=\"_blank\"\u003eAtradesen.com\u003c\/a\u003e. Manufactured by Xieyu (S.H \/ HIEH), a globally recognized leader in high-performance thermoplastic flow control, these heavy-duty PPH (Polypropylene Homopolymer) elbow joints are engineered to withstand continuous operating pressures up to 1.25 MPa (181 PSI) and temperatures from -20°C to 100°C.\u003c\/p\u003e\n\u003cp\u003eFeaturing standard parallel socket depths and a heavy-duty, thickened wall profile, this professional 90-degree bend series is highly compatible with industrial chemical pipelines, acid pickling loops, electroplating lines, waste gas scrubbers, waste acid recovery, and wastewater treatment.\u003c\/p\u003e\n\u003ch3\u003ePrecision Right-Angle Corners \u0026amp; Heavy-Duty Wall Profiles\u003c\/h3\u003e\n\u003cp\u003eIn continuous process pipe manifolds, establishing a secure right-angle turn is vital for navigating tight industrial footprints. Our specialized \u003cstrong\u003e90-degree elbow\u003c\/strong\u003e features an exceptionally thick, heavy-duty wall profile that provides outstanding structural rigidity. The interior liquid path is designed to prevent fluid stagnant zones, maintaining a smooth flow with low frictional pressure drop. This minimizes long-term pipeline erosion and secures high water security around pipe transitions.\u003c\/p\u003e\n\u003ch3\u003eHigh-Integrity PPH Material Qualities\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical \u0026amp; Abrasive Wear Resistance:\u003c\/strong\u003e Molded from high-purity Homopolymer Polypropylene, these S5-rated elbows offer superior chemical resistance to highly corrosive media, organic solvents, strong alkalis, and mineral acids.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafe \u0026amp; Potable Certified:\u003c\/strong\u003e PPH is entirely non-toxic, lead-free, and odorless, making these 90-degree bends completely safe for drinking water pipelines, pharmaceutical loops, and food processing lines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy Molecular Fusion:\u003c\/strong\u003e The smooth, precision-machined internal socket ends are designed for hot-melt socket fusion welding, forming a unified, leak-proof molecular system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e⚠️ Sizing \u0026amp; Socket Fusion Guidelines\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eNominal pipe dimensions are based on standard outer diameters. Please measure your pipe outer diameter (OD) before placing your order:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDouble Female Socket Ends (ID):\u003c\/strong\u003e Both ends of this elbow are female sockets. Their inner diameters are designed to slide directly over standard pipes with outer diameters of: \u003cstrong\u003e20mm (DN15), 25mm (DN20), 32mm (DN25), 40mm (DN32), 50mm (DN40), 63mm (DN50), 75mm (DN65), 90mm (DN80), and 110mm (DN100)\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection Methods:\u003c\/strong\u003e Requires standard socket fusion hot-melt welding connection. Ensure both pipe ends and internal sockets are cleaned and dried before heating to secure optimal molecular fusion. Alternatively, they can be welded using PPH plastic welding rods.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f2f2f2; text-align: left;\"\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFeature\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand \u0026amp; Quality\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eXieyu \/ S.H \/ HIEH (Premier Chemical-Grade Flow Systems)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePotable \u0026amp; Chemical-Grade PPH (Polypropylene Homopolymer)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure Rating Class\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS5 (SDR11) \/ 1.25 MPa (181 PSI \/ 12.5kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWorking Temperature Range\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e-20°C to 100°C (-4°F to 212°F) - Highly resistant to freezing and boiling loads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eColor\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBeige\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why is PPH the preferred choice over standard PVC for industrial chemical pipelines?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: PPH is composed of pure propylene monomers polymerized in a highly uniform linear crystalline structure. This molecular alignment delivers significantly higher chemical resistance, impact stiffness, and high-temperature stress-crack resistance compared to PVC, preventing deterioration in waste acid recovery loops up to 100°C.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I weld these 90-degree PPH elbows to our existing pipe lines?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: PPH pipes are permanently connected using thermal welding. For smaller sizes (20mm to 110mm), use a standard socket fusion hot-melt welding machine equipped with matching heating adapters to melt the pipe outer wall and the fitting inner socket together, forming a seamless molecular joint.\u003c\/p\u003e\n\u003c!-- Recommended System Bundles \u0026 Cross-Linking (Strictly 3 Links, Chinese placeholders inside href) --\u003e\n\u003cdiv style=\"background-color: #fcfcfc; border: 1px solid #e5e5e5; padding: 15px; border-radius: 6px; margin-top: 30px;\"\u003e\n\u003cp style=\"margin: 0 0 10px 0; font-size: 15px; font-weight: bold; color: #333;\"\u003eRecommended System Bundles \u0026amp; Companion Products:\u003c\/p\u003e\n\u003cul style=\"margin: 0; padding-left: 20px; font-size: 14px; color: #555;\"\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong\u003eFor Rigid Piping Mainlines:\u003c\/strong\u003e Weld these 90-degree elbows directly onto our high-performance \u003ca style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\" href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-chemical-grade-rigid-pipe-s5-1-25mpa-hot-melt-socket-fusion-anti-corrosion-water-supply-tubing-20mm-110mm\"\u003eXieyu S.H PPH Chemical-Grade Rigid Pipes\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong\u003eFor Symmetrical Flange Connections:\u003c\/strong\u003e Bolt these pipe systems securely to metal pumps or tanks using our \u003ca style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\" href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-socket-fusion-van-stone-flange-with-gasket-pp-s5-1-25mpa-chemical-grade-loose-flange-joint-20mm-225mm\"\u003eXieyu S.H PPH Socket Fusion Van Stone Flanges\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 0;\"\u003e\n\u003cstrong\u003eFor Hot-Melt Pipeline Valves \u0026amp; Unions:\u003c\/strong\u003e To integrate dual-union block ball valves into your welded pipeline, explore our matching \u003ca style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\" href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-true-union-ball-valve-s5-1-25mpa-chemical-grade-hot-melt-socket-fusion-double-union-valve-20mm-110mm\"\u003eXieyu S.H PPH True Union Ball Valves\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Atradesen","offers":[{"title":"20mm (DN15)","offer_id":56836090036390,"sku":null,"price":0.55,"currency_code":"USD","in_stock":true},{"title":"25mm (DN20)","offer_id":56836090069158,"sku":null,"price":0.65,"currency_code":"USD","in_stock":true},{"title":"32mm (DN25)","offer_id":56836090101926,"sku":null,"price":1.03,"currency_code":"USD","in_stock":true},{"title":"40mm (DN32)","offer_id":56836090134694,"sku":null,"price":2.59,"currency_code":"USD","in_stock":true},{"title":"50mm (DN40)","offer_id":56836090167462,"sku":null,"price":4.32,"currency_code":"USD","in_stock":true},{"title":"63mm (DN50)","offer_id":56836090200230,"sku":null,"price":8.21,"currency_code":"USD","in_stock":true},{"title":"75mm (DN65)","offer_id":56836090232998,"sku":null,"price":9.85,"currency_code":"USD","in_stock":true},{"title":"90mm (DN80)","offer_id":56836090265766,"sku":null,"price":15.23,"currency_code":"USD","in_stock":true},{"title":"110mm (DN100)","offer_id":56836090298534,"sku":null,"price":28.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/S.H_PPH_90-Degree_Socket_Fusion_Elbow_S5_1.25MPa_Chemical-Grade_Hot-Melt_Pipe_Bend_Joint_20mm_-_110mm_-005.png?v=1784516573"},{"product_id":"s-h-pph-equal-tee-fitting-s5-1-25mpa-chemical-grade-hot-melt-socket-fusion-3-way-tee-20mm-110mm","title":"S.H PPH Equal Tee Fitting | S5 1.25MPa Chemical-Grade Hot-Melt Socket Fusion 3-Way Tee (20mm - 110mm)","description":"\u003ch2\u003eXieyu S.H Premium PPH Socket Fusion Equal Tees (S5 \/ 1.25MPa)\u003c\/h2\u003e\n\u003cp\u003e\n  Branch and partition your industrial, chemical, and fluid-treatment pipeline networks smoothly with our premium Xieyu S.H PPH socket fusion equal tees, available at \u003ca href=\"https:\/\/atradesen.com\" target=\"_blank\"\u003eAtradesen.com\u003c\/a\u003e. Manufactured by Xieyu (S.H \/ HIEH), a premier global leader in high-performance thermoplastic flow control, these heavy-duty PPH (Polypropylene Homopolymer) equal tee fittings are engineered to withstand continuous operating pressures up to 1.25 MPa (181 PSI) and temperature loads from -20°C to 100°C.\n\u003c\/p\u003e\n\u003cp\u003e\n  Featuring standard parallel socket depths and a heavy-duty, thickened wall profile, this professional equal 3-way tee series is highly compatible with industrial chemical pipelines, acid pickling loops, electroplating lines, waste gas scrubbers, waste acid recovery, and wastewater treatment.\n\u003c\/p\u003e\n\n\u003ch3\u003eHigh-Capacity Symmetrical 3-Way Branching\u003c\/h3\u003e\n\u003cp\u003e\n  In continuous process piping layouts, establishing a reliable, right-angle branch line is vital for chemical distribution and water circulation. Our specialized \u003cstrong\u003eequal tee\u003c\/strong\u003e features three identical socket ports (equal main run and branch outlets) to facilitate standard three-way branching with zero flow reduction. The robust wall design prevents physical distortion, stress-cracking, or local fatigue under heavy fluid turbulence, water hammer shocks, or thermal contraction.\n\u003c\/p\u003e\n\n\u003ch3\u003eHigh-Integrity PPH Material Qualities\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChemical \u0026amp; Abrasive Wear Resistance:\u003c\/strong\u003e Molded from high-purity Homopolymer Polypropylene, these S5-rated tees offer superior chemical resistance to highly corrosive media, organic solvents, strong alkalis, and mineral acids.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSafe \u0026amp; Potable Certified:\u003c\/strong\u003e PPH is entirely non-toxic, lead-free, and odorless, making these three-way joints completely safe for drinking water pipelines, pharmaceutical loops, and food processing lines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Molecular Fusion:\u003c\/strong\u003e The smooth, precision-machined internal socket ends are designed for hot-melt socket fusion welding, forming a unified, leak-proof molecular system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e⚠️ Sizing \u0026amp; Socket Fusion Guidelines\u003c\/h3\u003e\n\u003cp\u003e\n  \u003cstrong\u003eNominal pipe dimensions are based on standard outer diameters. Please measure your pipe outer diameter (OD) before placing your order:\u003c\/strong\u003e\n\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFemale Socket Ends (ID):\u003c\/strong\u003e The designated nominal size corresponds directly to the \u003cstrong\u003eouter diameter (OD) of the pipe\u003c\/strong\u003e: \u003cstrong\u003e20mm (DN15), 25mm (DN20), 32mm (DN25), 40mm (DN32), 50mm (DN40), 63mm (DN50), 75mm (DN65), 90mm (DN80), and 110mm (DN100)\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnection Methods:\u003c\/strong\u003e Requires standard socket fusion hot-melt welding connection. Ensure both pipe ends and internal sockets are cleaned and dried before heating to secure optimal molecular fusion. Alternatively, they can be welded using PPH plastic welding rods.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background-color: #f2f2f2; text-align: left;\"\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFeature\u003c\/th\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDetails\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand \u0026amp; Quality\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eXieyu \/ S.H \/ HIEH (Premier Chemical-Grade Flow Systems)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMaterial\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePotable \u0026amp; Chemical-Grade PPH (Polypropylene Homopolymer)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure Rating Class\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS5 (SDR11) \/ 1.25 MPa (181 PSI \/ 12.5kg)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWorking Temperature Range\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e-20°C to 100°C (-4°F to 212°F) - Highly resistant to freezing and boiling loads\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eColor\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBeige\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What are the benefits of PPH equal tees over standard PVC tees in chemical processing?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: PPH (均聚聚丙烯) is composed of pure propylene monomers polymerized in a highly uniform linear crystalline structure. This molecular alignment delivers significantly higher chemical resistance, impact stiffness, and high-temperature stress-crack resistance compared to PVC, preventing deterioration in waste acid recovery loops up to 100°C.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I securely weld these PPH three-way tees to our pipe lines?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: PPH pipes are permanently connected using thermal welding. For smaller sizes (20mm to 110mm), use a standard socket fusion hot-melt welding machine equipped with matching heating adapters to melt the pipe outer wall and the fitting inner socket together, forming a seamless molecular joint.\u003c\/p\u003e\n\n\u003c!-- Recommended System Bundles \u0026 Cross-Linking (Strictly 3 Links, Chinese placeholders inside href) --\u003e\n\u003cdiv style=\"background-color: #fcfcfc; border: 1px solid #e5e5e5; padding: 15px; border-radius: 6px; margin-top: 30px;\"\u003e\n  \u003cp style=\"margin: 0 0 10px 0; font-size: 15px; font-weight: bold; color: #333;\"\u003eRecommended System Bundles \u0026amp; Companion Products:\u003c\/p\u003e\n  \u003cul style=\"margin: 0; padding-left: 20px; font-size: 14px; color: #555;\"\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Right-Angle Plumbing Turns:\u003c\/strong\u003e To divert your pipeline directions by 90-degrees around corners, use our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-90-degree-socket-fusion-elbow-s5-1-25mpa-chemical-grade-hot-melt-pipe-bend-joint-20mm-110mm\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH 90-Degree Socket Fusion Elbows\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Rigid Piping Mainlines:\u003c\/strong\u003e Weld these equal tees directly onto our high-performance \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-chemical-grade-rigid-pipe-s5-1-25mpa-hot-melt-socket-fusion-anti-corrosion-water-supply-tubing-20mm-110mm\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH Chemical-Grade Rigid Pipes\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 0;\"\u003e\n      \u003cstrong\u003eFor High-Performance Control Valves:\u003c\/strong\u003e To integrate dual-union block ball valves into your welded pipeline, explore our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-true-union-ball-valve-s5-1-25mpa-chemical-grade-hot-melt-socket-fusion-double-union-valve-20mm-110mm\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH True Union Ball Valves\u003c\/a\u003e.\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Atradesen","offers":[{"title":"20mm (DN15)","offer_id":56836108288166,"sku":null,"price":0.65,"currency_code":"USD","in_stock":true},{"title":"25mm (DN20)","offer_id":56836108320934,"sku":null,"price":0.85,"currency_code":"USD","in_stock":true},{"title":"32mm (DN25)","offer_id":56836108353702,"sku":null,"price":1.55,"currency_code":"USD","in_stock":true},{"title":"40mm (DN32)","offer_id":56836108386470,"sku":null,"price":2.55,"currency_code":"USD","in_stock":true},{"title":"50mm (DN40)","offer_id":56836108419238,"sku":null,"price":5.55,"currency_code":"USD","in_stock":true},{"title":"63mm (DN50)","offer_id":56836108452006,"sku":null,"price":10.55,"currency_code":"USD","in_stock":true},{"title":"75mm (DN65)","offer_id":56836108484774,"sku":null,"price":12.55,"currency_code":"USD","in_stock":true},{"title":"90mm (DN80)","offer_id":56836108517542,"sku":null,"price":19.55,"currency_code":"USD","in_stock":true},{"title":"110mm (DN100)","offer_id":56836108550310,"sku":null,"price":35.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/S.H_PPH_Equal_Tee_Fitting_S5_1.25MPa_Chemical-Grade_Hot-Melt_Socket_Fusion_3-Way_Tee_20mm_-_110mm_-002.png?v=1784516973"},{"product_id":"s-h-pph-male-thread-connector-s5-1-25mpa-chemical-grade-hot-melt-socket-to-male-thread-straight-joint-20mm-63mm","title":"S.H PPH Male Thread Connector | S5 1.25MPa Chemical-Grade Hot-Melt Socket to Male Thread Straight Joint (20mm - 63mm)","description":"\u003ch2\u003eXieyu S.H Premium PPH Socket to Male Thread Connectors (S5 \/ 1.25MPa)\u003c\/h2\u003e\n\u003cp\u003e\n  Transition your rigid chemical pipelines seamlessly to female-threaded valves, instruments, and equipment ports with our premium Xieyu S.H PPH socket to male thread connectors, available at \u003ca href=\"https:\/\/atradesen.com\" target=\"_blank\"\u003eAtradesen.com\u003c\/a\u003e. Manufactured by Xieyu (S.H \/ SHCN), a globally recognized leader in high-performance industrial thermoplastic systems, these heavy-duty PPH (Polypropylene Homopolymer) straight joints are engineered to withstand continuous operating pressures up to 1.25 MPa (181 PSI) and temperatures from -20°C to 100°C.\n\u003c\/p\u003e\n\u003cp\u003e\n  Featuring standard parallel socket depths and a heavy-duty, thickened outer reinforcement hex collar, this male thread connector series is highly compatible with industrial chemical pipelines, acid pickling loops, electroplating lines, waste gas scrubbers, waste acid recovery, and wastewater treatment.\n\u003c\/p\u003e\n\n\u003ch3\u003eSeamless Socket-to-Male Thread Transitions\u003c\/h3\u003e\n\u003cp\u003e\n  In industrial process lines, transitioning from a solid, hot-melt welded pipeline to threaded components—such as inline filter housings, municipal plumbing ports, metallic valves, or plastic female-threaded manifolds—typically requires complex fitting setups. Our specialized one-piece male thread connector resolves this challenge. One end is a standard smooth socket designed to slip-weld directly onto rigid PPH pipes, while the other end features standard parallel G-threads. The central body features a heavy-duty hexagonal collar designed to provide an excellent wrench grip, preventing mechanical damage to the plastic during high-torque tightening.\n\u003c\/p\u003e\n\n\u003ch3\u003eHigh-Integrity PPH Material Qualities\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChemical \u0026amp; Abrasive Wear Resistance:\u003c\/strong\u003e Molded from high-purity Homopolymer Polypropylene, these S5-rated connectors offer superior chemical resistance to highly corrosive media, organic solvents, strong alkalis, and mineral acids.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSafe \u0026amp; Potable Certified:\u003c\/strong\u003e PPH is entirely non-toxic, lead-free, and odorless, making these straight joints completely safe for drinking water pipelines, pharmaceutical loops, and food processing lines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Molecular Fusion:\u003c\/strong\u003e The smooth, precision-machined internal socket ends are designed for hot-melt socket fusion welding, forming a unified, leak-proof molecular system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e⚠️ Sizing \u0026amp; Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003e\n  \u003cstrong\u003eNominal pipe dimensions are based on standard outer diameters. Please measure your pipe outer diameter (OD) and plan your socket depth precisely using our dimensional guide:\u003c\/strong\u003e\n\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize Specification Layout:\u003c\/strong\u003e The size format (e.g., 20mm x 1\/2\" to 63mm x 2\") represents the \u003cstrong\u003eouter diameter (OD) of the pipe x the matching nominal thread size\u003c\/strong\u003e:\n    \u003cul\u003e\n      \u003cli\u003e\n\u003cstrong\u003e20mm x 1\/2\":\u003c\/strong\u003e Socket ID fits 20mm OD pipe; thread matches standard 1\/2\" female fittings.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003e25mm x 3\/4\":\u003c\/strong\u003e Socket ID fits 25mm OD pipe; thread matches standard 3\/4\" female fittings.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003e32mm x 1\":\u003c\/strong\u003e Socket ID fits 32mm OD pipe; thread matches standard 1\" female fittings.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003e40mm x 1-1\/4\":\u003c\/strong\u003e Socket ID fits 40mm OD pipe; thread matches standard 1-1\/4\" female fittings.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003e50mm x 1-1\/2\":\u003c\/strong\u003e Socket ID fits 50mm OD pipe; thread matches standard 1-1\/2\" female fittings.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003e63mm x 2\":\u003c\/strong\u003e Socket ID fits 63mm OD pipe; thread matches standard 2\" female fittings.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnection Methods:\u003c\/strong\u003e \n    \u003cul\u003e\n      \u003cli\u003e\n\u003cem\u003eSocket End:\u003c\/em\u003e Requires standard hot-melt socket fusion welding using professional heating equipment to melt the joints together, securing a completely seamless, leak-proof molecular system. Alternatively, they can be welded using PPH plastic welding rods.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cem\u003eThreaded End:\u003c\/em\u003e Standard G\/BSP\/PT parallel threads. Always wrap additional PTFE thread seal tape (Teflon tape) clockwise around the male threads to secure a watertight mechanical joint.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background-color: #f2f2f2; text-align: left;\"\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFeature\u003c\/th\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDetails\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand \u0026amp; Quality\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eXieyu \/ S.H \/ SHCN (Premier Chemical-Grade Flow Systems)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMaterial\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePotable \u0026amp; Chemical-Grade PPH (Polypropylene Homopolymer)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure Rating Class\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS5 (SDR11) \/ 1.25 MPa (181 PSI \/ 12.5kg)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWorking Temperature Range\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e-20°C to 100°C (-4°F to 212°F) - Highly resistant to freezing and boiling loads\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eColor\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBeige\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the main benefit of using a socket-to-male threaded connector?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: In chemical processing or aquatic filtration sumps, pipes are permanently welded. If you need to connect standard pipelines directly to inline valves, filters, or equipment ports featuring female threads, this connector serves as the vital transitioning adaptor. It welds permanently onto your PPH line and provides a threaded male outlet, allowing direct, reliable assembly without extra joints or reducing sleeves.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is PPH material fully safe for food processing and potable water?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes. PPH Homopolymer contains only pure propylene molecules with no toxic chemical additives. It does not release heavy metals or plasticizers, making it fully safe for domestic drinking water loops, pharmaceutical lines, and industrial food processing manifolds.\u003c\/p\u003e\n\n\u003c!-- Recommended System Bundles \u0026 Cross-Linking (Strictly 3 Links, Chinese placeholders inside href) --\u003e\n\u003cdiv style=\"background-color: #fcfcfc; border: 1px solid #e5e5e5; padding: 15px; border-radius: 6px; margin-top: 30px;\"\u003e\n  \u003cp style=\"margin: 0 0 10px 0; font-size: 15px; font-weight: bold; color: #333;\"\u003eRecommended System Bundles \u0026amp; Companion Products:\u003c\/p\u003e\n  \u003cul style=\"margin: 0; padding-left: 20px; font-size: 14px; color: #555;\"\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Threaded Branch Transitions:\u003c\/strong\u003e Connect these rigid lines directly to standard female-threaded sockets using our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-female-thread-connector-s5-1-25mpa-chemical-grade-hot-melt-socket-to-female-thread-straight-joint-20mm-63mm\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH Female Thread Connectors\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Right-Angle Routing:\u003c\/strong\u003e Connect these adapters to female-threaded pipe ends using our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-90-degree-socket-fusion-elbow-s5-1-25mpa-chemical-grade-hot-melt-pipe-bend-joint-20mm-110mm\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH 90-Degree Socket Fusion Elbows\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 0;\"\u003e\n      \u003cstrong\u003eFor High-Performance Control Valves:\u003c\/strong\u003e To integrate dual-union block ball valves into your welded pipeline, explore our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-true-union-ball-valve-s5-1-25mpa-chemical-grade-hot-melt-socket-fusion-double-union-valve-20mm-110mm\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH True Union Ball Valves\u003c\/a\u003e.\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Atradesen","offers":[{"title":"20mm x 1\/2\"","offer_id":56836196663462,"sku":null,"price":0.75,"currency_code":"USD","in_stock":true},{"title":"25mm x 3\/4\"","offer_id":56836196696230,"sku":null,"price":0.88,"currency_code":"USD","in_stock":true},{"title":"32mm x 1\"","offer_id":56836196728998,"sku":null,"price":0.99,"currency_code":"USD","in_stock":true},{"title":"40mm x 1-1\/4\"","offer_id":56836196761766,"sku":null,"price":1.36,"currency_code":"USD","in_stock":true},{"title":"50mm x 1-1\/2\"","offer_id":56836196794534,"sku":null,"price":1.99,"currency_code":"USD","in_stock":true},{"title":"63mm x 2\"","offer_id":56836196827302,"sku":null,"price":2.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/S.H_PPH_Male_Thread_Connector_S5_1.25MPa_Chemical-Grade_Hot-Melt_Socket_to_Male_Thread_Straight_Joint_20mm_-_63mm_-003.png?v=1784518527"},{"product_id":"s-h-pph-equal-coupling-fitting-s5-1-25mpa-chemical-grade-hot-melt-socket-fusion-straight-joint-20mm-110mm","title":"S.H PPH Equal Coupling Fitting | S5 1.25MPa Chemical-Grade Hot-Melt Socket Fusion Straight Joint (20mm - 110mm)","description":"\u003ch2\u003eXieyu S.H Premium PPH Socket Fusion Equal Couplings (S5 \/ 1.25MPa)\u003c\/h2\u003e\n\u003cp\u003e\n  Extend and join your industrial, chemical, and fluid-treatment pipeline networks seamlessly with our premium Xieyu S.H PPH socket fusion equal couplings, available at \u003ca href=\"https:\/\/atradesen.com\" target=\"_blank\"\u003eAtradesen.com\u003c\/a\u003e. Manufactured by Xieyu (S.H \/ HIEH), a premier global leader in high-performance thermoplastic flow control, these heavy-duty PPH (Polypropylene Homopolymer) equal coupling fittings are engineered to withstand continuous operating pressures up to 1.25 MPa (181 PSI) and temperature loads from -20°C to 100°C.\n\u003c\/p\u003e\n\u003cp\u003e\n  Featuring standard parallel socket depths and a heavy-duty, thickened wall profile, this professional equal coupling series is highly compatible with industrial chemical pipelines, acid pickling loops, electroplating lines, waste gas scrubbers, waste acid recovery, and wastewater treatment.\n\u003c\/p\u003e\n\n\u003ch3\u003eHigh-Capacity Symmetrical Straight-Through Joining\u003c\/h3\u003e\n\u003cp\u003e\n  In continuous process piping layouts, establishing a reliable, straight-line connection is vital for chemical distribution and water circulation. Our specialized \u003cstrong\u003eequal coupling\u003c\/strong\u003e features two identical socket ports to facilitate standard linear connection with zero flow reduction. The robust wall design prevents physical distortion, stress-cracking, or local fatigue under heavy fluid turbulence, water hammer shocks, or thermal contraction.\n\u003c\/p\u003e\n\n\u003ch3\u003eHigh-Integrity PPH Material Qualities\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChemical \u0026amp; Abrasive Wear Resistance:\u003c\/strong\u003e Molded from high-purity Homopolymer Polypropylene, these S5-rated couplings offer superior chemical resistance to highly corrosive media, organic solvents, strong alkalis, and mineral acids.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSafe \u0026amp; Potable Certified:\u003c\/strong\u003e PPH is entirely non-toxic, lead-free, and odorless, making these straight-through joints completely safe for drinking water pipelines, pharmaceutical loops, and food processing lines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Molecular Fusion:\u003c\/strong\u003e The smooth, precision-machined internal socket ends are designed for hot-melt socket fusion welding, forming a unified, leak-proof molecular system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e⚠️ Sizing \u0026amp; Socket Fusion Guidelines\u003c\/h3\u003e\n\u003cp\u003e\n  \u003cstrong\u003eNominal pipe dimensions are based on standard outer diameters. Please measure your pipe outer diameter (OD) before placing your order:\u003c\/strong\u003e\n\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFemale Socket Ends (ID):\u003c\/strong\u003e The designated nominal size corresponds directly to the \u003cstrong\u003eouter diameter (OD) of the pipe\u003c\/strong\u003e: \u003cstrong\u003e20mm (DN15), 25mm (DN20), 32mm (DN25), 40mm (DN32), 50mm (DN40), 63mm (DN50), 75mm (DN65), 90mm (DN80), and 110mm (DN100)\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnection Methods:\u003c\/strong\u003e Requires standard socket fusion hot-melt welding connection. Ensure both pipe ends and internal sockets are cleaned and dried before heating to secure optimal molecular fusion. Alternatively, they can be welded using PPH plastic welding rods.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background-color: #f2f2f2; text-align: left;\"\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFeature\u003c\/th\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDetails\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand \u0026amp; Quality\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eXieyu \/ S.H \/ HIEH (Premier Chemical-Grade Flow Systems)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMaterial\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePotable \u0026amp; Chemical-Grade PPH (Polypropylene Homopolymer)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure Rating Class\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS5 (SDR11) \/ 1.25 MPa (181 PSI \/ 12.5kg)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWorking Temperature Range\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e-20°C to 100°C (-4°F to 212°F) - Highly resistant to freezing and boiling loads\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eColor\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBeige\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What are the benefits of PPH equal couplings over standard PVC couplings in chemical processing?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: PPH (均聚聚丙烯) is composed of pure propylene monomers polymerized in a highly uniform linear crystalline structure. This molecular alignment delivers significantly higher chemical resistance, impact stiffness, and high-temperature stress-crack resistance compared to PVC, preventing deterioration in waste acid recovery loops up to 100°C.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I securely weld these PPH straight couplings to our pipe lines?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: PPH pipes are permanently connected using thermal welding. For smaller sizes (20mm to 110mm), use a standard socket fusion hot-melt welding machine equipped with matching heating adapters to melt the pipe outer wall and the fitting inner socket together, forming a seamless molecular joint.\u003c\/p\u003e\n\n\u003c!-- Recommended System Bundles \u0026 Cross-Linking (Strictly 3 Links, Chinese placeholders inside href) --\u003e\n\u003cdiv style=\"background-color: #fcfcfc; border: 1px solid #e5e5e5; padding: 15px; border-radius: 6px; margin-top: 30px;\"\u003e\n  \u003cp style=\"margin: 0 0 10px 0; font-size: 15px; font-weight: bold; color: #333;\"\u003eRecommended System Bundles \u0026amp; Companion Products:\u003c\/p\u003e\n  \u003cul style=\"margin: 0; padding-left: 20px; font-size: 14px; color: #555;\"\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Right-Angle Plumbing Turns:\u003c\/strong\u003e To divert your pipeline directions by 90-degrees around corners, use our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-90-degree-socket-fusion-elbow-s5-1-25mpa-chemical-grade-hot-melt-pipe-bend-joint-20mm-110mm\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH 90-Degree Socket Fusion Elbows\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Symmetrical Branching Tees:\u003c\/strong\u003e Split your supply main into multiple branch lines using our standard \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-equal-tee-fitting-s5-1-25mpa-chemical-grade-hot-melt-socket-fusion-3-way-tee-20mm-110mm\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH Socket Fusion Equal Tees\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 0;\"\u003e\n      \u003cstrong\u003eFor Rigid Piping Mainlines:\u003c\/strong\u003e Weld these equal couplings directly onto our high-performance \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-chemical-grade-rigid-pipe-s5-1-25mpa-hot-melt-socket-fusion-anti-corrosion-water-supply-tubing-20mm-110mm\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH Chemical-Grade Rigid Pipes\u003c\/a\u003e.\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Atradesen","offers":[{"title":"20mm (DN15)","offer_id":56836210917542,"sku":null,"price":0.54,"currency_code":"USD","in_stock":true},{"title":"25mm (DN20)","offer_id":56836210950310,"sku":null,"price":0.59,"currency_code":"USD","in_stock":true},{"title":"32mm (DN25)","offer_id":56836210983078,"sku":null,"price":0.78,"currency_code":"USD","in_stock":true},{"title":"40mm (DN32)","offer_id":56836211015846,"sku":null,"price":1.22,"currency_code":"USD","in_stock":true},{"title":"50mm (DN40)","offer_id":56836211048614,"sku":null,"price":2.44,"currency_code":"USD","in_stock":true},{"title":"63mm (DN50)","offer_id":56836211081382,"sku":null,"price":3.99,"currency_code":"USD","in_stock":true},{"title":"75mm (DN65)","offer_id":56836211114150,"sku":null,"price":4.99,"currency_code":"USD","in_stock":true},{"title":"90mm (DN80)","offer_id":56836211146918,"sku":null,"price":8.52,"currency_code":"USD","in_stock":true},{"title":"110mm (DN100)","offer_id":56836211179686,"sku":null,"price":15.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/S.H_PPH_Equal_Coupling_Fitting_S5_1.25MPa_Chemical-Grade_Hot-Melt_Socket_Fusion_Straight_Joint_20mm_-_110mm_-002.png?v=1784518857"},{"product_id":"s-h-pph-ball-check-valve-s5-1-25mpa-chemical-grade-hot-melt-socket-fusion-single-union-non-return-valve-20mm-110mm","title":"S.H PPH Ball Check Valve | S5 1.25MPa Chemical-Grade Hot-Melt Socket Fusion Single Union Non-Return Valve (20mm - 110mm)","description":"\u003ch2\u003eXieyu S.H Premium PPH Socket Fusion Ball Check Valves (S5 \/ 1.25MPa)\u003c\/h2\u003e\n\u003cp\u003e\n  Prevent reverse backflow and maintain single-direction pressure on your industrial, chemical, and fluid-treatment pipelines with our premium Xieyu S.H PPH socket fusion ball check valves, available at \u003ca href=\"https:\/\/atradesen.com\" target=\"_blank\"\u003eAtradesen.com\u003c\/a\u003e. Manufactured by Xieyu (S.H \/ HIEH), a premier global leader in high-performance thermoplastic flow control, these heavy-duty PPH (Polypropylene Homopolymer) non-return valves are engineered to withstand continuous operating pressures up to 1.25 MPa (181 PSI) and temperatures from -20°C to 100°C.\n\u003c\/p\u003e\n\u003cp\u003e\n  Featuring standard parallel socket depths and a heavy-duty single union locking nut, this ball check valve series is highly compatible with industrial chemical pipelines, acid pickling loops, electroplating lines, waste gas scrubbers, waste acid recovery, and wastewater treatment.\n\u003c\/p\u003e\n\n\u003ch3\u003eSingle Union Design for Easy Inline Servicing\u003c\/h3\u003e\n\u003cp\u003e\n  In industrial process pipelines carrying sediment-heavy chemical mixtures, wastewater, or crystallizing acids, internal valve components often require periodic cleaning. Standard non-return check valves are welded permanently into the pipeline, making maintenance impossible without cutting the pipes. Our specialized \u003cstrong\u003eSingle Union Ball Check Valve\u003c\/strong\u003e features a robust threaded collar nut on one end. Simply unscrew the union nut to open the valve chamber, retrieve the internal heavy ball core, and wash away trapped silt or buildup without cutting or compromising your rigid pipe runs.\n\u003c\/p\u003e\n\n\u003ch3\u003eSpringless Gravity-Ball Non-Return Mechanism\u003c\/h3\u003e\n\u003cp\u003e\n  Standard check valves utilize metal springs that easily corrode or lose tension in highly acidic environments. Our PPH check valve utilizes a completely \u003cstrong\u003espringless gravity-assisted ball sealing design\u003c\/strong\u003e. When fluid flows in the forward direction, pressure lifts the PPH ball core, opening the flow path. When the pump is turned off or reverse flow starts, the ball drops back down into its seat by gravity and backward pressure, forming a tight, leak-proof mechanical seal.\n\u003c\/p\u003e\n\n\u003ch3\u003e⚠️ Sizing \u0026amp; Socket Fusion Guidelines\u003c\/h3\u003e\n\u003cp\u003e\n  \u003cstrong\u003eNominal pipe dimensions are based on standard outer diameters. Please measure your pipe outer diameter (OD) before placing your order:\u003c\/strong\u003e\n\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFemale Socket End (ID):\u003c\/strong\u003e The designated nominal size corresponds directly to the \u003cstrong\u003eouter diameter (OD) of the pipe\u003c\/strong\u003e: \u003cstrong\u003e20mm (DN15), 25mm (DN20), 32mm (DN25), 40mm (DN32), 50mm (DN40), 63mm (DN50), 75mm (DN65), 90mm (DN80), and 110mm (DN100)\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnection Methods:\u003c\/strong\u003e Requires standard socket fusion hot-melt welding connection. Ensure both pipe ends and internal sockets are cleaned and dried before heating to secure optimal molecular fusion. Alternatively, they can be welded using PPH plastic welding rods.\u003c\/li\u003e\n  \u003cli\u003e\u003cem\u003eNote: Standard socket fusion hot-melt welding connection. For optimal gravity-assisted sealing, installing the ball check valve vertically is highly recommended.\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background-color: #f2f2f2; text-align: left;\"\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eFeature\u003c\/th\u003e\n      \u003cth style=\"padding: 8px; border: 1px solid #ddd;\"\u003eDetails\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand \u0026amp; Quality\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eXieyu \/ S.H \/ HIEH (Premier Chemical-Grade Flow Systems)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMaterial\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003ePotable \u0026amp; Chemical-Grade PPH (Polypropylene Homopolymer)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003ePressure Rating Class\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eS5 (SDR11) \/ 1.25 MPa (181 PSI \/ 12.5kg)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eWorking Temperature Range\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e-20°C to 100°C (-4°F to 212°F) - Highly resistant to freezing and boiling loads\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eColor\u003c\/td\u003e\n      \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBeige\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why is a springless ball check valve better than a spring check valve in chemical lines?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Spring check valves rely on a metal spring (usually steel or alloy) to push the gate closed. In chemical processes carrying hot acids or alkalis, even high-grade metal springs can eventually experience corrosion, scale accumulation, or mechanical fatigue, causing the valve to jam open. Our springless PPH check valve uses only a solid plastic ball that drops by gravity, completely eliminating metal components from the fluid path and ensuring maintenance-free operations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is a vertical installation required for this gravity ball check valve?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes. Because there is no internal spring to push the sealing ball shut, the valve relies on gravity to return the ball into its seat when fluid pressure stops. The valve must be installed vertically with the flow traveling upward. If installed horizontally, the ball may not roll back into the seat center properly, compromising the non-return seal.\u003c\/p\u003e\n\n\u003c!-- Recommended System Bundles \u0026 Cross-Linking (Strictly 3 Links, Chinese placeholders inside href) --\u003e\n\u003cdiv style=\"background-color: #fcfcfc; border: 1px solid #e5e5e5; padding: 15px; border-radius: 6px; margin-top: 30px;\"\u003e\n  \u003cp style=\"margin: 0 0 10px 0; font-size: 15px; font-weight: bold; color: #333;\"\u003eRecommended System Bundles \u0026amp; Companion Products:\u003c\/p\u003e\n  \u003cul style=\"margin: 0; padding-left: 20px; font-size: 14px; color: #555;\"\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Straight Pipeline Extension:\u003c\/strong\u003e Weld these non-return valves seamlessly to your pipeline runs using our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-female-thread-connector-s5-1-25mpa-chemical-grade-hot-melt-socket-to-female-thread-straight-joint-20mm-63mm\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH Socket Fusion Equal Couplings\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 8px;\"\u003e\n      \u003cstrong\u003eFor Large-to-Small Inline Coupling:\u003c\/strong\u003e Transition your suction pipe runs directly between different sizes using our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-socket-fusion-reducing-coupling-s5-1-25mpa-chemical-grade-hot-melt-pipe-reducer-connector-25mm-110mm\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH Socket Fusion Reducing Couplings\u003c\/a\u003e.\n    \u003c\/li\u003e\n    \u003cli style=\"margin-bottom: 0;\"\u003e\n      \u003cstrong\u003eFor High-Performance Control Valves:\u003c\/strong\u003e To integrate dual-union block ball valves into your welded pipeline, explore our matching \n      \u003ca href=\"https:\/\/atradesen.com\/collections\/pph-hot-melt-fittings\/products\/s-h-pph-socket-fusion-union-joint-s5-1-25mpa-chemical-grade-hot-melt-true-union-coupling-fitting-20mm-110mm\" style=\"text-decoration: underline; font-weight: bold; color: #0056b3;\"\u003eXieyu S.H PPH True Union Ball Valves\u003c\/a\u003e.\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Atradesen","offers":[{"title":"20mm (DN15)","offer_id":56836225826982,"sku":null,"price":3.99,"currency_code":"USD","in_stock":true},{"title":"25mm (DN20)","offer_id":56836225859750,"sku":null,"price":5.65,"currency_code":"USD","in_stock":true},{"title":"32mm (DN25)","offer_id":56836225892518,"sku":null,"price":6.56,"currency_code":"USD","in_stock":true},{"title":"40mm (DN32)","offer_id":56836225925286,"sku":null,"price":8.99,"currency_code":"USD","in_stock":true},{"title":"50mm (DN40)","offer_id":56836225958054,"sku":null,"price":10.98,"currency_code":"USD","in_stock":true},{"title":"63mm (DN50)","offer_id":56836225990822,"sku":null,"price":16.85,"currency_code":"USD","in_stock":true},{"title":"75mm (DN65)","offer_id":56836226023590,"sku":null,"price":42.63,"currency_code":"USD","in_stock":true},{"title":"90mm (DN80)","offer_id":56836226056358,"sku":null,"price":59.87,"currency_code":"USD","in_stock":true},{"title":"110mm (DN100)","offer_id":56836226089126,"sku":null,"price":109.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/2588\/6118\/files\/S.H_PPH_Ball_Check_Valve_S5_1.25MPa_Chemical-Grade_Hot-Melt_Socket_Fusion_Single_Union_Non-Return_Valve_20mm_-_110mm_-001.png?v=1784519165"}],"url":"https:\/\/atradesen.com\/collections\/high-temp-industrial-plastics.oembed?page=2","provider":"Atradesen","version":"1.0","type":"link"}