... .2~6mm Dia 3~120mm ASTM B338 gr2 titanium pipe1.ASTM B338, ASTM B337, ASTM B861Gr1, Gr2, Gr3, Gr4 Gr5, Gr7, Gr9, Gr11 ... ~120 mm, Wall Thickness: 0.2~6 mm2. Material: CP titanium, titanium alloyseamless/welded and polished, rolled3. Allowable Deviation of Outer Diameter ... (mm): L<6000 +6 ; L ≥ 6000 +10 6. Curvature of Titanium TubeOuter Diameter (mm)Curvature (mm/m, not more than)≤303 ...