2025 vs 2026
Property comparison of 2025 and 2026, both aluminum alloy.
| Property | 2025 | 2026 | Difference |
|---|---|---|---|
| Yield strength | 255 MPa | 372.33 MPa | +46% |
| Tensile strength | 400 MPa | 503.34 MPa | +26% |
| Elongation | 19 % | 10 % | -47% |
| Elastic modulus | 73,000 MPa | 73,777 MPa | +1% |
| Shear modulus | 26,000 MPa | 27,580 MPa | +6% |
| Poisson ratio | 0.33 | 0.33 | 0% |
| Density | 2,700 kg/m³ | 2,768 kg/m³ | +3% |
Difference is 2026 relative to 2025. Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
- standard
- ANSI
- heat treatment
- Wrought
- grade
- —
- standard
- MIL-HDBK-5J
- heat treatment
- Wrought
- grade
- 2026
About 2xxx aluminum alloys
2xxx aluminum alloys are alloyed with copper. They reach the highest strengths in the wrought aluminum family but corrode faster than 5xxx or 6xxx and are difficult to weld. 2024 is the aerospace standard for skin and structure; 2014 is used for forgings.
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