Specifications Titanium tube 1.material:Gr1,Gr2,Gr3,Gr4,Gr5, GR7 GR9 GR11 GR12 etc 2.standard:ASTM B/ASME SB861,337 and 338 Place of Origin: Beijing China (Mainland)Brand Name: zbtiModel Number: TitaniumMaterial: Gr1,Gr2,Gr3,Gr4,Gr5, GR7 GR9 GR11 GR1...Outer Diameter: 4-130mmLength: up to 15mStandard: ASTM B/ASME SB861,337 and 338Application: as followsTechnique: SeamlessGrade: Gr1,Gr2,Gr3,Gr4, ...