Ti-5.5Al-3.5Sn-3Zr-1Nb-0.25Mo-0.3Si (TIMETAL 829) Annealed vs Ti-5.8Al-4Sn-3.5Zr-0.7Nb-0.5Mo-0.35Si-0.06C (TIMETAL 834) Annealed
Property comparison of Ti-5.5Al-3.5Sn-3Zr-1Nb-0.25Mo-0.3Si (TIMETAL 829) Annealed and Ti-5.8Al-4Sn-3.5Zr-0.7Nb-0.5Mo-0.35Si-0.06C (TIMETAL 834) Annealed, both titanium alloy.
| Property | Ti-5.5Al-3.5Sn-3Zr-1Nb-0.25Mo-0.3Si (TIMETAL 829) Annealed | Ti-5.8Al-4Sn-3.5Zr-0.7Nb-0.5Mo-0.35Si-0.06C (TIMETAL 834) Annealed | Difference |
|---|---|---|---|
| Yield strength | 820 MPa | 910 MPa | +11% |
| Tensile strength | 930 MPa | 1,030 MPa | +11% |
| Elongation | 9 % | 6 % | -33% |
| Elastic modulus | 120,000 MPa | 120,000 MPa | 0% |
| Density | 4,540 kg/m³ | 4,550 kg/m³ | 0% |
| Thermal conductivity | 6.9 W/m·K | 7.06 W/m·K | +2% |
| Coefficient of thermal expansion | 0.000009 1/K | 0.000011 1/K | +12% |
| Melting point | 1,015 °C | 1,045 °C | +3% |
| Reduction in area | 15 % | 15 % | 0% |
Difference is Ti-5.8Al-4Sn-3.5Zr-0.7Nb-0.5Mo-0.35Si-0.06C (TIMETAL 834) Annealed relative to Ti-5.5Al-3.5Sn-3Zr-1Nb-0.25Mo-0.3Si (TIMETAL 829) Annealed. 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-5.5Al-3.5Sn-3Zr-1Nb-0.25Mo-0.3Si
- standard
- BS TA59 / IMI 829
- heat treatment
- Annealed
- grade
- Ti-5.8Al-4Sn-3.5Zr-0.7Nb-0.5Mo-0.35Si-0.06C
- standard
- BS TA60 / IMI 834
- heat treatment
- Annealed
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