Titanium Rods and Bars: 1.Grade: Gr1,Gr2,Gr3,Gr4,Gr5,Gr7,Gr9,Gr12 etc. 2.Standard:ASTM B348 GRADESPECIFICATIONSROUND BARSASTM AMSDIAMETER RANGE CONDITION3 ... .8 mmHot rolled, Annealed,Centerless Ground Surface Commercial Pure Titanium ASTM B348 Gr1,2,3,4ASTM F67 Gr1,2,3,4 ... Rolled, Annealed,Straightened, Black Surface RECTANGLE BARS Ti 6Al-4V Eli ASTM B348 Gr23ASTM F136 Eli AMS 4930SIZECONDITION6.35 x ...