... Gr11, Gr12, Gr16, Gr17 3.Seamless tube, welding tube4.OD: 3.0--350mm; WT: 0.3—33.30mm; Length: ≤18000mm5.Packing ... or ASME SB338/SB861Material GradeGr 1,Gr 2,Gr 3,Gr 5,Gr 7,Gr 9,Gr 11, ... Marine.Welding titanium tube: Product NameWelded Titanium and Titanium Alloy PipesSpecificationASTM B337/B862 or ASME SB337/SB862Material GradeGr 1, ... Gr 2,Gr 3,Gr 5,Gr 7,Gr 9,Gr 11, ...