... with experiences of than 20 years these ball valves are used in industr 1000psi female ball valve1.Material:WCB,CF8,CF8M2.size ... /4"to 4 inch3.pressure:1000psi,2000psi,2500psi,3000psistainless steel ball valve1.Material:WCB,ASTM A351,CF8,CF8M,CF3,CF3M,304 ... .pressure:1000psi(wog)4. Mediom:water,oil,steam 1000psi female ball valve