Electric Butterfly Valve, Electric Ball Valve, Electric Control Valve manufacturer / supplier in China, offering IP67 Quarter Turn Rotary Electric Valve Actuator with Servo Motor Ball Valve and Motorized Butterfly Valve, 150lb DN40 1-1/2 Inch - DN300 12 Inch PTFE Lined Wcb Pneumatic Butterfly Valve Metal Seal Industrial Air Control Valve, Threaded Heavy-Duty Electric Ball Valve 316ss, IP67 Rating in Oil & Gas Industrial Applications Control Valve and so on.