PERFECT PRODUCTS ARE OUR ULTIMATE GOALFlange Type:Welding Neck , Long Welding Neck, Lap Joint, Blind, Slip-On, Threaded, Reducer, Socket, Spectacle BlindSpecifications:ANSI B16.5, ANSI B 16.47, ANSI B16.36, ANSI B16.48, MSS SP44, API 590, API 6A, BS SERIES, EN 1092, UNI SERIES, DIN SERIES .Material:ASTM A105; ASTM A350 LF1,LF2 CL1/CL2, LF3 CL1/CL2;ASTM A694 F42, F46, F52, F56, F60, F65, F70ASTM A182 F304/304L, F316/316L, F316H, F310, F312ASTM A182 F1, F5A, F9, F11, F12, F22, F91ASTM A182 F51/UNS S31803, F53/UNS S32750, F55/UNS S32760Face Type:Flat Face, Raised Face, Ring Joint Face, Lap-Joint Face,Large Male-Female, Small Male-Female,Large Tongue & Groove, Small Tongue & GrooveSize: 1/2" --- 60"