slip on flange 1.standard:ANSI /API / AWWA / DIN / BS / JIS 2.150LB 300LB 600LB ... MSS, SP-44, AWWA, API, DIN, JIS, HG, GB, JG, BS.8)All the flanges are according to the ASTM, ... flange, axis , disk ,and unconventional parts, our forging flanges consist of 30 specifications derived from 7 standards, i.e ... . ANSI ,API ,MSS ,AWWA , DIN ,JIS ,BS as well as ...