Characteristics of titanium

Three major characteristics of titanium are light, strong and anti-rust.

The density of titanium is bigger than aluminum but 2/3 of steel and about half of cupper.

Titanium changes its structure at 885 degree centigrade. ( 885℃).
Spring back is larger than that of steel.
Anti-rust of titanium is especially extreme in the sea water.
Titanium is also resistant against hydrochloric acid and hydro sulfuric acid.

Titanium has also higher resistance of electricity and heat transition than cupper, steel and aluminum.
Titanium is non-toxic, and non-allergy.