... Available:EN 10222-5(DIN17440) 1.4301, 1.4306(1.4307), 1.4401, 1.4404 and 1.4541, 1.4571etc.ASTM A182 F304, ASTM ... F304L, SUS F316, SUS F316L, SUS F321 etcMainly Flange Standards Available:1) ANSI B16.5 (150LBS-2500LBS) Blind/ Slip- ... DIN 2641 PN 6, DIN 2642 PN 10 Flanges.4) JIS 5K, 10K, 16K, 20K, 30K (PL, SO, BL ... , TH, SW), JIS 30K Weld Neck Flange5) BS 10 Table D/E/F/H Flange, BS 4504 Flanges, SABS ...