Valves, Ball Valve, Gate Valve manufacturer / supplier in China, offering Pn16 DN50-400 Flanged/Thread Ends Steel Stainless Steel Casting Forging Flanged Swing Check Valve, Wcb/Sst/Ductile Iron Globe Valve with Non-Rising Stem for Water Treatment Systems, Durable Cast Steel Flanged Globe Valve Compliant with ASME B16.34 for Oil, Gas, and Water Systems and so on.