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Hebei Zuoguan Pipeline Equipment Co., Ltd. is a professional one-stop supplier and export-oriented trading company dedicated to pipeline accessories and industrial piping solutions. With our own registered trademark and independent brand, we serve global customers in international engineering, oil & gas, petrochemical, power generation, water supply, and general industrial construction fields. Core Products - Flanges: Weld Neck (WN), Slip On (SO), Plate Flange (PL), Blind Flange (BL), Socket Weld (SW), Threaded, Lap Joint, and RTJ Flange - Pipe Fittings: 90°/45° Elbow (LR/SR), Equal/Reducing Tee, Concentric/Eccentric Reducer, Cap, and Stub End Materials & Standards - Materials: Carbon Steel (A105, A234 WPB), Stainless Steel (304, 316L), Alloy Steel, Duplex & Super Duplex (F51, F53) - Standards: ANSI/ASME B16.5, ASME B16.9, EN 1092-1, JIS B2220, DIN 2501, GOST 12820, GB/T 9119 - Pressure & Wall Thickness: Class 150–2500, PN20–PN420, SCH40/SCH80/SCH120/SCH160/XXS Our Advantages - Professional one-stop supply for flanges, pipe fittings, valves and piping products - Rooted in China's core pipeline equipment manufacturing base, with unique supply chain advantages - Factory-direct competitive pricing with no middleman markup - Strict quality control and full testing reports (UT/RT/MT/PT MTC) - Fast lead time: 15–25 working days after deposit - Customized sizes, materials, standards and packaging available - Rich export experience serving over 60 countries worldwide - Full documentation, smooth customs clearance and reliable logistics support Upholding the principle of “Quality First, Customer Foremost”, Zuoguan Pipeline is committed to building long-term, win-win partnerships with global distributors, contractors, engineering companies, and end-users. We welcome inquiries for any piping product requirements and promise a professional response within 24 hours with our best offer. Contact Information 📍 Address: Cangzhou, Hebei, China 061300 📱 WhatsApp: 86 19803175666 📩 Email: sales@flangepipefittings.com #PipeFlanges #PipeFittings #ButtWeldFittings #PipelineEquipment #OilAndGas #Petrochemical #ChinaSupplier #GlobalTrade