... , slip - on ,socket welding , blind 2)ASME , DIN ASA JIS UNI ,API, 3)ASTM A105,ASTMA182 ,Q235, 20Mn,CH2.8 ... C22.83)Rating : ANSI 150LBS - 2500LBS DIN PN6 - PN160 JIS 5K - 30K HG PN0.25 - PN25 PN2.0 - PN42.04 ... 5, B16.47, 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 customer's request.Ding Xiang county Wan ...