... seamless carbon steel pipe: 1.in carbon steel 2.size from 48-219* 4.5-40mm 3.competitive prices 4.fast delive Carbon Steel seamless ... PipeStandardANSI,ASTM ,API.DIN,GB.JISMaterialA106 Gr A,B,A53 Gr ... hot expandPacking6 steel strip,bundles,Caps , plastic wrap,loading belt ASTM Standard seamless carbon steel pipe