Pneumatic Ball Valve, Pneumatic Actuator, Electric Ball Valve manufacturer / supplier in China, offering DN15~DN50 (1/2"~2") Sanitary Stainless Steel Body PTFE Seat 3 Way L /T Port Flow Direction Electric Clamp Control Float Ball Valve, Electric Stainless Steel 304/316 High-Pressure Ball Valve with Automated Control, Pneumatic Actuated Three-Piece 2-Way Stainless Steel Butt-Weld Valve and so on.