Electric Actuator, Electric Actuator Valve, Electric Valve manufacturer / supplier in China, offering DN65 Customized API ASTM Ductile Iron PTFE Manual Wafer Butterfly Valve, D71f4 ANSI Class150 PTFE Seal Body Wcb Wafer Flow Control Butterfly Valve, D71X Ductile Iron Carbon Steel Butterfly Valve Flow Cut off Valve and so on.