Titanium and its alloy has many excellent properties, such as low density, high melting point, high specific strength, corrosion
resistance, high and low temperature performance is good, no magnetic, low sound and vibration damping characteristics, good
biocompatibility, good compatibility with carbon composite material, with superconducting properties and shape memory and hydrogen
absorption characteristics, known as the "space metal" and "metal" sea, developed in the aerospace, Marine, chemical industry,
metallurgy, electric power, the biological material, sports leisure industry, automobile and other fields have more and more
widely used.