Flange : ANSI B 16.5 CLASS 150 & 300, Face to Face : ANSI B16.10 * Pressure Testing Rating : ANSI B 16.34 * Material : CF8M(SS 316), CF8(SS 304), WCB(Cast Steel) * Bolted Cover, Swing Type Disc, Integral Seat Ring. * For Horizontal or Vertical Lines. * 100% Tested air-Under water at 100 PSI (6 Bars)