Ball Valves, Gate Valves, Globe Valves manufacturer / supplier in China, offering J-Valves Nace Mr0175 Inconel 825 Class 300 Full Port API 6D Alloy Steel Ball Valve, J-Valves Rb Forged Steel 4X3 Inch 900 Lb Trunnion Mounted Flange Ball Valve, J-Valves CF3m 316L ANSI 150lb Floating Design ASME B16.5 Flange Anti-Corrosion 2PC Ball Valve and so on.