Titanium Rods and Bars: 1.Grade: Gr1,Gr2,Gr3,Gr4,Gr5,Gr7,Gr9,Gr12 etc. 2.Standard:ASTM B348 GRADESPECIFICATIONSROUND BARSASTM AMSDIAMETER RANGE ... .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 Ti 0.2 Pd ASTM B348 Gr7 ----- HEXAGON BARSSIZECONDITIONAF5.8mm–17mmCold Rolled, Straightened Ti ...