... 304L 316 316L 321 and so on 2.Size:1/2"-24"3.Standard:ANSI,JIS,DIN,BS, ... Available:EN 10222-5(DIN17440) 1.4301, 1.4306(1.4307), 1.4401, 1.4404 and 1.4541, 1.4571etc.ASTM A182 F304, ASTM A182 ... , SUS F316L, SUS F321 etc2.Mainly Flange Standards Available:1) ANSI B16.5 (150LBS-2500LBS) Blind/ Slip-on/ ... /Socket weld/ Threaded/ Lap Joint Flange2) EN 1092-1 Flanges TYPE 01, 02, 05 and 11 Flanges3)DIN 2527 ...