As a long-term surgical implant material, there are the following basic requirements; corrosion resistance, biocompatibility, superior mechanical properties and fatigue properties and toughness, low elastic modulus, high abrasion resistance, and satisfactory price.

Ti-6Al-7Nb ISO5832-11

Ti-5Al-2.5Fe ISO5832-10

Ti-6Al-4V ISO5832-3

Gr1, Gr2, Gr4 ISO5832-2

People want to use non-toxic Fe and Nb instead of potential poisonous V elements