Ball Valves, Gate Valves, Globe Valves manufacturer / supplier in China, offering J-Valves Heavy Duty 20" Flanged ANSI 150/300, SS316/SS304L/Wcb for Oil & Gas Pipelines, Precision Investment Casting Gate Valve, J-Valves Heavy Duty Flanged ANSI 300lb Rising Stem Investment Casting Wcb/316/304 for Chemical/Water Treatment Gate Valve, Manual Bi-Directional Seal Wafer PU Polyurethane Lined Knife Gate Valve and so on.