... A181, S235 JR G2, 20#, 20Mn ,16Mn, CH2.8, C22.83)Rating : ANSI 150LBS - 2500LBS DIN PN6 - PN160 ... API, DIN, JIS, HG, GB, JG, BS.8)All the flanges are according to the ASTM, BS, DIN, JIS ... axis , disk ,and unconventional parts, our forging flanges consist of 30 specifications derived from 7 standards, i ... the audit of ISO9001-2000 . We have exported flanges to north America market ,Europe market , Singapore ...