... :2008 4)High-grade material 5)Corrosion resist Gr5 Titanium Nuts 1. Certificate: ISO 9001, ASTM 2 ... Detailed Information Item NameTitanium NutsMaterialPure Titanium and Alloy TitaniumGradeGr1,Gr2,Gr3,Gr4,Gr5(Ti-6AL-4V),Gr7,Gr9 ... -corrosion, excellent mechanical strength etc.ApplicationsEquipment accessories: airplane, ship, bicycle, motorcycle, auto, medical, chemical, wheelchair, sports, anchor, ...