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Pn16 Ductile Iron Rubber Seated Flanged/Wafer/Lug Concentric/Eccentric Butterfly Valve

Pn16 Ductile Iron Rubber Seated Flanged/Wafer/Lug Concentric/Eccentric Butterfly Valve
PN16 Ductile Iron Rubber Seated Flanged/Wafer/Lug Concentric/Eccentric Butterfly Valve BS En593Pressure and temperaturew...

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