... "-2" 2),Material:WCB,ss304,316 L type 3 way ball valve,3 way ball valve,stainless steel ball valve 1),Size:1/2"-------2"(DN15-50 ... 6D7),Inspecion and test:API598,API6D8),Connection:thread9),Operation:manualL type 3 way ball valve,3 way ball valve,stainless steel ball valve