As the preferred material for orthopedic implants, Ti6Al4V titanium alloy is reshaping the standards of modern orthopedic treatment with its excellent comprehensive performance. The following is an in-depth analysis of the advantages of Ti6Al4V titanium alloy. Let's take a look.
Advantages of Ti6Al4V titanium alloy
Chemical composition: Ti-6Al-4V (α+β type titanium alloy)
Density: 4.43g/cm³ (only 56% of stainless steel)
Tensile strength: 895-930MPa
Elastic modulus: 110-114GPa (closer to human bones)
Clinical performance advantages
√ Biocompatibility: ISO 5832-3/ASTM F136 certified
√ Osteointegration: Surface oxide layer promotes bone cell attachment (bone integration rate>85%)
√ Corrosion resistance: Annual corrosion rate <0.001mm in physiological environment
Clinical application value
Postoperative infection rate: <1.5% (traditional materials 3-5%)
Average service life: 15-20 years
Second surgery rate: more than 60% lower than traditional materials
Technical innovation direction
- 3D printing personalized, customized implants
- Nano-scale surface modification technology
- Research and development of biodegradable titanium alloys
Market data shows that the advantages of Ti6Al4V titanium alloy have a 65% share of the global orthopedic implant market, with an annual compound growth rate of 8.5%. With the advancement of medical technology and the intensification of aging, its clinical application prospects will continue to expand.