ASTM B338/B337/B681 1).Grade:Gr1,Gr2,Gr3,Gr5,Gr7,Gr9,Gr12,Gr16,Gr17 2).OD:2mm-168mm 3).T: ... :<=18000mm Gr1 seamless titanium tube1.Grade:Gr1,Gr2,Gr3,Gr5,Gr7,Gr9,Gr11,Gr12,Gr16,Gr17,Gr232.OD:2mm-219mm3.WT ... -219mmWT:0.3mm-120mmLength: <18000mmMaterial:Gr1, Gr2, Gr3, Gr4 Gr5, Gr7, Gr9, Gr11, Gr12, Gr16,Gr17, Gr23 B).Welded titanium tube ...