Valve, Ball Valve, Gate Valve manufacturer / supplier in China, offering High Quality Customized Socket Weld End Cast Stainless Steel Ball Valve 3PCS, Pneumatic Actuated 3PC Stainless Steel Clamp/Flange/Weld/Thread Ball Valve, DN350 Carbon Steel Wcb CF8m Pn16 Butt Welding Trunnion Mounted Full Weld Ball Valve and so on.