... .ISO9001:2008 3.wafer lug butterfly valve 4.soft-sealed 5.DN15-DN800 Wafer Butterfly ValveSizeDN40 - DN500Design StandardAPI 609End ... mediumSewage, Sea water, Air, Foodstuff and Oilcast iron butterfly valve Size:2"-32" Rating:CL150-CL2500 Materials:C.S ... butterfly valveSize:2"-32" or DN50-DN800Pressure: Class150-1500LBMaterial:WCB,LCB,CF8,CF8M,CF3,CF3M, A105,LF2,F304,F316,F304L,F316LDesign & Manufacture ...