... Name: carbon steel flange &forged flanges2)Materials : ASTM A105,DIN ST37.2, ASTM A182- F304 F304L, F316,F316L,F321 ... JR G2, 20#, 20Mn ,16Mn, CH2.8, C22.83)Rating : ANSI 150LBS - 2500LBS DIN PN6 - PN160 JIS 5K - 30K HG ... , MSS, SP-44, AWWA, API, DIN, JIS, HG, GB, JG, BS.8)All the flanges are according to the ASTM ... , BS, DIN, JIS, EN, GB and ...