Valve, Ball Valve, Gate Valve manufacturer / supplier in China, offering Fully Weld Trunnion Mounted 600lb Wcb Body API6d Standard DN100 4in Pn16 150lb Ball Valve, API 6D 2 PC Gear Operate Stainless Steel/Carbon Steel Floating/Trunnion Gas Cast Ball Valve, API6d 609/ANSI 150lb/JIS10K/Pn16 Carbon Steel/Wcb/Stainless Steel 2PC/3PC/3-Way Manual Pneumatic Electric Actuated Flanged Ball Valve and so on.