... B16.5/B16.47 Flange, DIN Standard Flange, EN1092-1 Flange EN10204 3.1 Certificate. Medium:W.O.G Slipon Welding ... , SUS F304L, SUS F316, SUS F316L, SUS F321 etc Mainly Flange Standards include:1. DIN 2527 (PN6, PN10, PN16 PN25, PN40 ... Weld Neck Flange4. BS 10 Table D/E/F/H Flange, BS 4504 Flange5. DIN EN 1092-1 Flange6. AS2129 ...