Titanium vs Aluminium for Engineering
Comparison of titanium alloys vs aluminium alloys for structural and aerospace applications.
TitaniumvsAluminium
Quick Answer
Titanium has 2x higher strength and 3x higher temperature capability than aluminium but at 1.7x density and 5-10x cost.
Key Differences
| Property | Ti-6Al-4V | Al 7075-T6 |
|---|---|---|
| Density | 4.43 g/cm鲁 | 2.81 g/cm鲁 |
| Tensile Strength | 950 MPa | 572 MPa |
| Max Temp | 400掳C | 150掳C |
| Corrosion Resistance | Excellent | Moderate |
| Relative Cost | 5-10x | 1x |