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Industrial and commercial scenarios often face three major challenges: continuous operation, complex media and pressure fluctuations. Factory water supply and drainage require fittings with stable pre...
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Designed for robust transition joints to pumps, tanks, and flanged instrumentation, our UPVC one-piece flanges combine versatile connectivity with high structural rigidity. Produced directly in our manufacturing facility with advanced injection molding lines, these flanged fittings feature uniform wall density and reinforced convex dome that evenly distributes internal fluid pressure. They provide project managers with dependable OEM-quality components.
Manufacturer-Direct Precision: Advanced insert knurling prevents water seepage between the metal core and surrounding plastic body.
Heavy Duty Sealing Face: Reinforced central hub design prevents internal stress concentration, micro-cracking and leaks.
Flange Seat Sealing: Flange face is hydrostatically tested in-house pair reliably with flat gaskets to deliver leak-proof performance under system load.
OEM Customization support: Supported by our Extensive production capacity ensure fast order turnaround for global buyers.
Zhejiang Feiya Plastic Co., Ltd. is located in Zhejiang Province, adjacent to Yiwu — the world‑renowned capital of small commodities. It enjoys convenient transport links to coastal cities including Shanghai, Hangzhou, Ningbo and Taizhou, backed by well‑developed logistics networks.
Our journey started in 1992 as Jiangshan Sanjin Machinery & Hardware Factory. We strategically turned to PVC piping production in 2001 and registered our proprietary FEIYA brand in 2002. With over 30 years of industrial expertise, our 40‑acre factory boasts a building area of 50,000 m². As an original manufacturer for plastic pipes, fittings and valves, we serve domestic markets and export our products to more than 100 countries around the globe.
Industrial and commercial scenarios often face three major challenges: continuous operation, complex media and pressure fluctuations. Factory water supply and drainage require fittings with stable pre...
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