1.forged stainless steel flange 2.ISO9001:2000, ISO14004:2004, PED, AA+credit 3.flange manufacturer, expert exporter Flange Size: 1/2"-48"Type: SO, WN, SW, BL, PL48'', THD, LWN, LJ, RED and SBLStandard: ANSI,AWWA, API, MSS, DIN, BS, JIS, UNI, KS and EN1092.Material: Carbon Steel - A105, A350LF2, S235JRG2 RST37.2 and so onStainless Steel - A182 F304, A182 F304L, A182 F316, A182 F316LAlloy Steel – ...