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Wafer Dual-plate Check Valve
Wafer Dual-plate Check Valve Material:Cast Steel, Alloy Steel, Stainless Steel, Special Steel Nominal Pressure:Class 150~2500 Nominal Diameter:2″~24″ End Connection:RF, FF, M, F, TG, RG Working Temp.:-29℃~+200℃ Design Standard:API 609 Tes…