Valves, Ball Valve, Gate Valve manufacturer / supplier in China, offering ANSI/Awwa/GB/GOST/En 1092 Cast Steel Wcb 3′′ 4′′ 6′′ 8′′ DN80/100/150/200 Full Bore Ball Valve for Gas Pipelines, Awwa/GB/API 600 Carbon Steel Wcb 2′′ 4′′ 10′′ DN50/100/250 Non-Rising Stem Gate Valve for Water Supply Industry, High-Performance ANSI GB Awwa Pn10 Cast Iron Swing Check Valve with Flanged Ends for Low-Pressure Water Distribution Systems and so on.