... used in Chlorine alkali, spaceflight, desalination , pure alkali, vacuum salt manufacturing, aviation spaceflight,, nuclear power, petrifaction industry, medication sports equipments ... ASTM, AMS and some other world-wide recognized accords. Titanium Bar/Titanium Rod We can SupplyGradeStandardsDiameter(mm)Gr1, Gr2, Gr3, Gr4 ... F136(3)Cold Roling or Cold Drawn 8-20ASTM F67 Titanium Bars for medical