Ti-15Mo-3Nb-3Al-0.2Si (TIMETAL 21S) Solution Treated and Aged vs Ti-15Mo (ATI 15Mo) Alpha+Beta Annealed and Aged
Property comparison of Ti-15Mo-3Nb-3Al-0.2Si (TIMETAL 21S) Solution Treated and Aged and Ti-15Mo (ATI 15Mo) Alpha+Beta Annealed and Aged, both titanium alloy.
| Property | Ti-15Mo-3Nb-3Al-0.2Si (TIMETAL 21S) Solution Treated and Aged | Ti-15Mo (ATI 15Mo) Alpha+Beta Annealed and Aged | Difference |
|---|---|---|---|
| Yield strength | 1,103 MPa | 1,050 MPa | -5% |
| Tensile strength | 1,172 MPa | 1,150 MPa | -2% |
| Elongation | 4 % | 10 % | +150% |
| Elastic modulus | 106,500 MPa | 114,000 MPa | +7% |
| Density | 4,930 kg/m³ | 4,950 kg/m³ | 0% |
| Melting point | 807 °C | 1,730 °C | +114% |
Difference is Ti-15Mo (ATI 15Mo) Alpha+Beta Annealed and Aged relative to Ti-15Mo-3Nb-3Al-0.2Si (TIMETAL 21S) Solution Treated and Aged. Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
- grade
- Ti-15Mo-3Nb-3Al-0.2Si
- standard
- AMS 4897
- heat treatment
- Solution Treated and Aged (1000°F/8hrs)
- grade
- Ti-15Mo
- standard
- ASTM F2066
- heat treatment
- Alpha+Beta Annealed and Aged
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