Ti-45Nb (ATI 45Nb) Annealed vs Ti-4Al-2.5V-1.5Fe-0.25O (ATI 425 Grade 38) Cold-Rolled Mill Annealed
Property comparison of Ti-45Nb (ATI 45Nb) Annealed and Ti-4Al-2.5V-1.5Fe-0.25O (ATI 425 Grade 38) Cold-Rolled Mill Annealed, both titanium alloy.
| Property | Ti-45Nb (ATI 45Nb) Annealed | Ti-4Al-2.5V-1.5Fe-0.25O (ATI 425 Grade 38) Cold-Rolled Mill Annealed | Difference |
|---|---|---|---|
| Yield strength | 410 MPa | 911 MPa | +122% |
| Tensile strength | 450 MPa | 1,048 MPa | +133% |
| Elongation | 10 % | 13 % | +30% |
| Elastic modulus | 62,050 MPa | 105,000 MPa | +69% |
| Density | 5,700 kg/m³ | 4,452 kg/m³ | -22% |
| Melting point | 1,900 °C | 971 °C | -49% |
Difference is Ti-4Al-2.5V-1.5Fe-0.25O (ATI 425 Grade 38) Cold-Rolled Mill Annealed relative to Ti-45Nb (ATI 45Nb) 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-45Nb
- standard
- ASTM B348 / ASTM F67 (implant grade)
- heat treatment
- Annealed
- grade
- Ti-4Al-2.5V-1.5Fe-0.25O
- standard
- AMS 6946B / ASTM B265 Grade 38
- heat treatment
- Mill Annealed
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