Valves, Ball Valve, Gate Valve manufacturer / supplier in China, offering ANSI B16.5/GB/GOST/DIN 3356 Custom Easy Operation 2 Piece Full Port Ball Valves for Water Treatment, GB/GOST/ANSI B16.5/BS 5351 Cast Steel 2′′ 3′′ 4′′ 6′′ DN50/80/100/150 Floating Ball Valve, ANSI/API 600/GB/GOST/Awwa Cast Iron Steel Wcb 2′′ 4′′ 6′′ DN50/100/150 Industrial Gate Valve for Fire Protection Systems and so on.