Types: Welding Neck,Slip-On,Socket Welding,Blind, Lap Joint...Standard: ANSI B16.5, B16.47,B16.48, EN1092-1,BS4504, BS3293, JIS, KS,AS...Material: ASTM A105, ASTM A350 LF2/LF3,ASTM A694 F42-F70, ASTM A182 F304/304L,F321,F316/316L,F347,F9,F11,F22,F91,F51,F53,F55,Inconel...Size:1/2"-160"Face Types:FF,RF, RTJ, Large Male/Female,Small Male-Female...