Research Article
Statistical Model for the Mechanical Properties of Al-Cu-Mg-Ag Alloys at High Temperatures
Table 7
The DOE and experimental results for the high-temperature study.
| | Time | Temp. | Cu | Mg | Ag | Yield strength (MPa) | Ultimate tensile strength (MPa) | | | | | | | |
| | −1 | −1 | −1 | −1 | 1 | 190 | 219.7 | | 1 | −1 | −1 | −1 | 1 | 250 | 270.5 | | −1 | 1 | −1 | −1 | 1 | 190 | 201.0 | | 1 | 1 | −1 | −1 | 1 | 185 | 194.5 | | −1 | −1 | 1 | −1 | −1 | 315 | 353.8 | | 1 | −1 | 1 | −1 | −1 | 350 | 372.0 | | −1 | 1 | 1 | −1 | −1 | 250 | 259.5 | | 1 | 1 | 1 | −1 | −1 | 247 | 247.1 | | −1 | −1 | −1 | 1 | −1 | 250 | 310.0 | | 1 | −1 | −1 | 1 | −1 | 210 | 236.6 | | −1 | 1 | −1 | 1 | −1 | 200 | 213.8 | | 1 | 1 | −1 | 1 | −1 | 190 | 195.0 | | −1 | −1 | 1 | 1 | 1 | 295 | 320.0 | | 1 | −1 | 1 | 1 | 1 | 320 | 341.0 | | −1 | 1 | 1 | 1 | 1 | 200 | 220.0 | | 1 | 1 | 1 | 1 | 1 | 210 | 245.0 |
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