Butterfly Valve, Check Valve, Gate Valve manufacturer / supplier in China, offering Manufacturer Pn16 1-1/2 Inch Three Functions Type Electric Adjustment Brass Picv Pressure Independence Control Valve, Tcv3 Series Ductile Iron Pn25 1-1/2′′ on/off Type Actuator Ball Type Two Way Temperature Control Valve, Manufacturer Pn25 1′′ on/off Type Actuator Ball Type Two Way Tcv Temperature Control Valve and so on.