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Ductile Iron Disc, Body, Resilient Sealing Wafer Handwheel Operation China Factory Ss420 Stem Butterfly Valve

Ductile Iron Disc, Body, Resilient Sealing Wafer Handwheel Operation China Factory Ss420 Stem Butterfly Valve
Wafer Butterfly Valve Gear Operated PTFE SeatsDESCRIPTION   Valve DesignBS EN593/BS5155/API609/DIN3354Hydraulic...

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