... , carbon steel and all; 2)Standard:ANSI, DIN, BS,UNI, JIS,SABS stainless steel DIN flangedin stainless flange dn25 pn16 1 6mpa ... steel flange dn50Flange:1) stainless steel flange;2)Standard:ANSI, DIN, BS,UNI, JIS,SABS1000/3,EN1092-01;3)size: 15 ... Plate flange etc.Applicable standard GB, ASME , ASTM, MSS ,JIS , DIN , EN, and customers' drawings for special use; Material Carbon steel ...