... cast steel ball valve (ball valve,flanged ball valve) 1.Desin:API 600,ANSI B16.5 2.Material:WCB,CF8,CF3,A105,LCB cast steel ball valve (ball valve ... ,flanged ball valve)Product diameter:2"-18" Pressure:150Lb-600Lb Flange ... gas Material: WCB, WC6, WC9, LCB, CF8M, CF3M,CF3,CF8 cast steel ball valve (ball valve,flanged ball ...