Place of Origin:Shaanxi China (Mainland) Brand Name:Goodtrust Material:titanium Outer Diameter: 5.0-159mm Length:less than 8000mm Standard: ASTM B337,ASTM B338,ASTM B861,ASTM B862 Application: Oil And Chemicals,Power Generation,Marine Corrosion, Medical And Sport Technique: Seamless Grade:Gr1,Gr2,Gr3,Gr4,Gr5,Ti-6Al-4v,Gr7,G9,Gr12,Gr23 Wall Thickness:0.5~10mm Inside Diameter: 4~149mm surface:polishing, pickling