Forged steel flanges: * asme/ANSI b16.5: Welding neck flange, slip-on flange, blind flange, high hub blind flange, socket weld flange. Lapjoint flange, threaded flange. Ring type joint flange. Pressure class: 150, 300, 400, 600, 900, 1500, 2500 * asme/ANSI b16.47: Welding neck flange, blind flange. (series a & b) Pressure class: 75, 150, 300, 400, 600, 900 * asme/ANSI b16.36: (orifice flanges) welding neck flange, slipon flange, threaded flange. Pressure class: 300, 400, 600, 900, 1500, 2500 * ASTM/ANSI b16.48: ( figure-8 blanks) Pressure class: 150, 300, 400, 600, 900, 1500, 2500 * mss sp44: Welding neck flange, blind flange. Pressure class: 300, 400, 600, 900 * API 6A: Welding neck flange, thread flange, blind flange. Pressure: 2000psi, 3000psi, 5000psi, 10000psi, 15000psi, 20000psi, 25000psi Material: ASTM a105; ASTM a350, a694 f42/f46/f52/f60/f65 ASTM a182 f304/304l, f316/316l, f321, f310, ASTM a 182 f51/f53/f55 Info/at/ whsteelfitting*com 3w, whsteelfitting /com