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Specifications:1)Design Standard:BS1873
2)Nominal Pressure:150Lb-900Lb3)Nominal Diameter:1/2''-14''4)Flange Ends:ASME B16.55)Buttwelding Ends:ASME B16.256)Inspection & Test:API5987)Material of Body:WCB CF8 CF8M etc.8)Dribing mode:Hand operated,Gear etc.