Ti-3Al-8V-6Cr-4Mo-4Zr (ATI 38-644 / Beta C) Solution Treated and Aged vs Ti-4Al-4Mo-2Sn-0.5Si (TIMETAL 550) Annealed
Property comparison of Ti-3Al-8V-6Cr-4Mo-4Zr (ATI 38-644 / Beta C) Solution Treated and Aged and Ti-4Al-4Mo-2Sn-0.5Si (TIMETAL 550) Annealed, both titanium alloy.
| Property | Ti-3Al-8V-6Cr-4Mo-4Zr (ATI 38-644 / Beta C) Solution Treated and Aged | Ti-4Al-4Mo-2Sn-0.5Si (TIMETAL 550) Annealed | Difference |
|---|---|---|---|
| Elastic modulus | 103,400 MPa | 115,000 MPa | +11% |
| Density | 4,820 kg/m³ | 4,600 kg/m³ | -5% |
| Melting point | 1,649 °C | 975 °C | -41% |
Difference is Ti-4Al-4Mo-2Sn-0.5Si (TIMETAL 550) Annealed relative to Ti-3Al-8V-6Cr-4Mo-4Zr (ATI 38-644 / Beta C) 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-3Al-8V-6Cr-4Mo-4Zr
- standard
- AMS 4957 / ASTM B348 Grade 19
- heat treatment
- Solution Treated and Aged
- grade
- Ti-4Al-4Mo-2Sn-0.5Si
- standard
- BS TA45 / BS TA47
- heat treatment
- Annealed
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