Open Access
Table 1
Chemical composition of Al 7055-T6 and Al-Li 2197-T8 alloys (mass fraction, %).
| 7055-T6 alloy | Zn | Mg | Cu | Zr | Fe | Mn | Si | Ti | Cr | Al |
|---|---|---|---|---|---|---|---|---|---|---|
| 7.9 | 2.1 | 2.3 | 0.05 | 0.15 | 0.05 | 0.1 | 0.06 | 0.001 | Bal. | |
| 2197-T8 alloy | Li | Cu | Ag | Mn | Mg | Zr | Fe | Si | Zn | Al |
| 1.5 | 2.88 | 0.36 | 0.35 | 0.24 | 0.09 | 0.05 | 0.04 | 0.006 | Bal. |
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