Research Article
Uneven Precipitation Behavior during the Solutionizing Course of Al-Cu-Mn Alloys and Their Contribution to High Temperature Strength
Table 3
Tension properties at 25°C and 300°C of the studied alloys T6 tempered.
| Alloy | | UTS (MPa) | YS (MPa) | Elongation (%) |
| A1 | 25°C | 153 ± 4.0 | 66 ± 2.0 | 8.4 ± 1.7 | 300°C | 53 ± 3.3 | 44 ± 2.9 | 11 ± 6.0 |
| A2 | 25°C | 369 ± 22.0 | 248 ± 4.5 | 6.26 ± 0.8 | 300°C | 116 ± 11.0 | 96 ± 11.0 | 8.3 ± 4.5 |
| A3 | 25°C | 323 ± 8.0 | 303 ± 3.0 | 1.08 ± 0.28 | 300°C | 134 ± 5.4 | 101 ± 4.5 | 10 ± 3.6 |
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