Pneumatic Ball Valve, Pneumatic Actuator, Electric Ball Valve manufacturer / supplier in China, offering High Performance Motorised Stainless Steel SS304, SS316, SS316L Wafer Butterfly Valve with Electric Actuator 12/24 DC, Pn16/Pn25/150lb/300lb SS304/SS316 Industrial Stainless Steel Wcb Body PTFE Seat Manual Flange Float Control Ball Valve, High Performance Wcb Cast Iron Stainless Steel Premium Pneumatic Industrial Wafer Butterfly Valve Pn16 with EPDM Seat and so on.