Technical Data
Ti-7Al-4Mo (Ti-7-4)
Ti-7-4 is a heat treatable alloy with about 10% higher strength than Ti-6-4.
|
Chemistry Limits (%) |
|
| Al | 6.5 - 7.3 |
| Mo | 3.50 - 4.50 |
| O2 Max | 0.20 |
| Fe Max | 0.30 |
| H2 Max | 0.013 |
| C Max | 0.10 |
| N2 Max | 0.05 |
Mechanical Properties |
||
| Guaranteed Minimum |
Annealed |
Solution Treated and Aged (STA) |
| Ultimate Tensile Strength - ksi | 145 | 170 |
| Yield Strength - ksi | 135 | 160 |
| Elongation % | 10 | 8 |
|
Physical Properties |
|
| Density (lbs/in3) | 0.162 |
| Elastic Modulus (x106 psi) | 16 |
| Beta Transus Temp (oF) | 1840 |
| Weldability | Poor - Not recommended |