ISO/API carbon steel pipe/steel tube 1.Type: smls welded 2. ... : ASTM, DIN,JIS 4.Size:1/2"-48" ISO/API carbon steel pipe/steel tube1.Type: smls welded2.Material: a106b a53b ... 310, 310S, 409, 410, 420, 430 etc. Carbon Steel: ASTM A 106, A 53, API A 5L Gr A, B, C, ASTM ... , outlet etc supplying.AS CS SS Pipe, fittings, flangesMaterial: Carbon steel, stainless steel, Alloy steel. Standard: ANSI ASTM DIN JIS ...