... :2008 4)High-grade material 5)Corrosion resist Gr2 Titanium Bolts 1. Certificate: ISO 9001, ASTM 2. Chemical requirements NCHFeOAlVPaMoNiTiGr 10.030.080 ... ~0.9bal 3. Detailed Information Item NameTitanium BoltsMaterialPure Titanium and Alloy TitaniumGradeGr1,Gr2,Gr3,Gr4,Gr5(Ti-6AL-4V),Gr7,Gr9,Gr12 ...