... Model No.:Gr1, Gr2, Gr3,Gr4,Gr5,Gr7Gr.9, Gr.10, Gr.12,Gr23 Titanium rods and barsDiameter:3mm to 230mmLength: 100mm ... .5-4.5 2.0-3.0 Titanium barMaterialPure titanium and alloy titanium GradeGr1,Gr2,Gr3,Gr4,Gr5,Gr6,Gr7,Gr9,Gr10,Gr11,Gr12 ... X LRollingGr1,Gr2Φ20~Φ60 X LRollingGB/T13180-2007ASTM F67 Gr5 Titanium alloy bar ASTMB348