Description
Aluminum Alloy Electric Butterfly Valve Valve Body: Ductile Iron/aluminum Alloy/wcb Valve Stem: 45 #/304/wcb Valve Disc: 304/316/qt450/wcb Sealing: Epdm/ptfe Temperature: -10-80 ° C Size: Dn25-dn300 Power Supply: 220v 380v
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