1)standard:JIS, ASTM, GB, DN 2)OD:10-660mm 3)length:1000-6000mm 4)wall thickness:1-60mm Name Stainless Steel Seamless PipeItemsSquare pipes, round tubes, oval pipes, special shaped pipes, empaistic pipes, fittingsStandardASTM A554, A249, A269 and A270, AISIMaterial Grade201: Ni 0.8%~1%202: Ni 3.5%~4.5%304: Ni 8%, Cr 18%316: Ni 10%, Cr 18%316L: Ni10%~14%430: Cr16%~18%Outer Diameter10mm-- ...