Ball Valves, Gate Valves, Globe Valves manufacturer / supplier in China, offering J-Valves "Zero-Stuck" 150lb Wcb Gate Valve Rising Stem Design 150lb Flanged Gate Valve, J-Valves Investment Casted CF8m/SS316 RF Flange Zero-Leakage 8" 400lb Gate Valve, J-Valves Heavy Duty Flanged ANSI 300lb Rising Stem Investment Casting Wcb/316/304 for Chemical/Water Treatment Gate Valve and so on.