... , and light weight valve is adopted, so as to save pipe supporter.2.During the opening and closing of the vavle, ... be operated withoyt blocking.4.The valve adopts wafer type connection.5.The wedge type limit stopper can provide sealing force, reliable ... C.I,WCB, ZG1Cr18Ni9Ti, ZG1Cr18Ni12MoTi, CF8, CF8M, CF3, 2Cr25Ni20Seal type: Stainlesss Steel Hard Seal, Teflon Soft SealLeakage: Stainlesss Steel Hard ...