Titanium metal used for manufacturing medical devices, prosthesis or auxiliary treatment equipment implanted in human body.
The corrosion resistance of medical titanium is excellent, and the elastic modulus is close to that of natural bone, and the biocompatibility is excellent. Pure titanium is single-phase tissue, and can not be strengthened by heat treatment.
According to the content of carbon, iron and oxygen, the impurities are divided into 1, 2, 3 and 4 grades.
It is used as internal bone plate, bone screw, tooth implant, etc., and titanium mesh or titanium plate is also used to make artificial skull, artificial heart valve, pacemaker and titanium alloy for radiotherapy.
Executive standard:：GB/T 13810-2007,ASTM F67,ASTM F136