... Steel Flange 2) Dual certified to ASME/ASTM SA/A182 and EN10222-5 or DIN17440 3) EN10204 3.1 Certificate Materials ... ) 1.4301, 1.4306(1.4307), 1.4401, 1.4404 and 1.4541, 1.4571etc.ASTM A182 F304, ASTM A182 F304L ... Joint Flange2) EN 1092-1 Flanges TYPE 01, 02, 05 and 11 Flanges3)DIN 2527 (PN6-PN100),DIN 2533, DIN 2573 ... , SABS 1123 Flanges6) AS2129 Table D/E/F/H Flanges GOST 12820-80 Flanges