... welded 2.Material: a106b a53b 3.Standard: ASTM, DIN,JIS 4.Size:1/2"-48" ISO/API carbon steel ... smls welded2.Material: a106b a53b 3.Standard: ASTM, DIN,JIS4.Size:1/2"-48"5.MOQ: 1piece6.Payment term ... payment in advanceProduct specification:Steel tube/pipeStainless Steel: ASTM A 312, A 213, A 249, A 269 ... : Carbon steel, stainless steel, Alloy steel. Standard: ANSI ASTM DIN JIS GBSize: Up to 48” N.B. and ...