... , welding wires, glasses frames, bicycle spokes. Titanium Wire 1.Material: Gr1, Gr2, Gr3, Gr4, Gr5, Gr7, Gr9, Gr11, Gr12. Standard: ASTM B348 ... , TC17, TC21.ASTM: Gr1,Gr2,Gr3,Gr4,Gr5,Ti6Al4V ELI,Gr7,Gr9,Gr12, Gr23Ti-6Al-7Nb, Ti-15Mo-5Zr-3Al, Ti ...