... /30Forged 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 ... : 2000Psi, 3000Psi, 5000Psi, 10000Psi, 15000Psi, 20000Psi, 25000Psi API Flange 316 Carbon Steel