Butterfly Valves:We are one professional Butterfly Valves manufacturer in china.Our Butterfly Valve products incloude Electric Butterfly Valve,Butterfly Valve with Fluorine Lining,Clamp Type Metal Hard Seal Butterfly Valve,Hard Sealed Butterfly Valve,Class 125 Butterfly Valve,Flange Type Butterfly Valve with Fluorine Lining,Class 150 Butterfly Valve,Metallic Sealed Butterfly Valve,Hard-Seal Worm Gear Welded Butterfly Valve,Pneumatic Hard Seal Butterfly Valve,Ventilating Butterfly Valve,Work Wheel Flexible Hard Seal Butterfly Valve,Class 300 Butterfly Valve.If you are interested in any of Butterfly valves products or have a customized requirement to fill, please contact us right now !