... gradeGr1,Gr2,Gr3,Gr5,Gr9,etc.standardASTM B337,ASTM B338,ASTM B861,etc.seamless pipe size OD 3-110mm x WT 0.2 ... -4.5mmwelded pipe size OD 16-63mm x WT 0 ... .5-4.5mmlengthas requestedFeatures:low density,excellent corrosion resistance,rustless,no magnetic,high ...