F50/S31200 flange Alibaba: cn220214199 Elbow, Reducer, Tee, Cross, Flange, Bend, Pipe cap, Pipe Type WN/welding neck flange;SO/slip on flange; PL /Plate flange;BL/Blind flange; Th/Threaded flange;SW/socket welding flange; LF/SE(lapped flange/stub end);LWN/long welding neck flange; Orifice flange;Reducing flange;API flange; Integral/Compact flange;Spectacle blind, Line spade and spacer,Paddle blind,Paddle spacer; Orifice plate;Pipe plate,Bleed ring;Plate flange Standard ANSI B16.5,ANSI B16.47,ANSI B16.48,ANSI B16.36, JIS B2220, BS4504, BS1560,BS10; MSS SP44 DIN2630,DIN2631,DIN2632,DIN2633,DIN2634,DIN2635, DIN2636,DIN2637,DIN2638,DIN2501(WN);DIN2573,DIN2576, DIN2527,DIN2655,DIN2656(PL);DIN2566(TH) Size 1/2''~60'' Class Rating 150~2500 Manufacturing process Push, Press, Forge, Cast, etc. Facing RF(raised face);FF(flat face);RTJ(ring type joint);RJ(ring joint face) TG(tongue and groove face);MFM(male and female face) Duplex steel ASTM A182 F51/SAF 2205/UNS S31803/1.4462; F53/SAF 2507/UNS S32750/1.4410; F55/S32760; F50/S31200; F57/S39277; F59/S32520; F60/S32205; F61/S32250; F904L/N08904/1.4539; F44/254SMO/S31254/1.4547; 17-4PH/S17400/1.4548; 724L/316Lmod/1.4435; 1.4466/S31050/725LN/310MoLN Wooden cases, pallets, nylon bags or according to the customers' requirements