Four Way Ball Valve Reasonable structure valve Reliable seal valve Good performance valve API,CE,ISO9001 Four Way Ball Valve:Material of the four way ball valve1)Body: WCB, WC6, WC9, LCB, CF8, CF3, CF8M, CF3M2)Stem: 1Cr13, 15CrMo, 25Cr2MOV, 304, 304L, 316L3)Sealing Face: 1Cr13, Stellite4)Packing: Graphite5)Working Temperature: -196-600C6)Suitable Medium: Water, Steam, Oil, Some acids/basesIf you ...