Ball Valves, Gate Valves, Globe Valves manufacturer / supplier in China, offering J-Valves API 607 Fire Safe Certified 3PC Trunnion Flanged Stainless Steel CF8m Zero Leakage & Well Fire Protection for Oil/Gas Pipeline Zhejiang Ball Valve, J-Valves Heavy Duty ANSI Forged Steel Trunnion Ball Valve 3PC Flanged High Pressure Zero Leakage Ball Valve, J-Valves Trunnion Forged Steel and Stainless Steel Ball Rptfe/Peek/Devlon Soft Seats Zero Leakage & Easy Maintenance API 6D Fire Safe Ball Valve and so on.