Full Port Ball, Trunnion Ball Design. Multiple Piece Stem packing, 3 Teflon Seats/seals. Material : CF8M (SS316), CF8(SS304), WCB(CAST Steel) Unique One Piece Ball and Stem Design. Design for ISO-5211 Mounting Top Flange and Square Stem. Pressure Temperature Rating : 150 PSI, PN16, PN40 / 450deg. F Valve Design allows 360 degree Rotation. Unique body Design simplicity in replacing Valve seats and Packing. 100% Tested air-Under water at 100 PSI (6 Bars)