Table 3.
Chemical composition in wt% of quaternary powder mixture calculated from mixture composition and XRF measurements of single powders, compared to in situ alloyed LBM sample measured by EDX, extruded sample measured by EDX and standard definition of EN AW-2024 [67].
| Al | Cu | Mg | Mn | Ti | V | Fe | Si | Zn | Impurities | |
|---|---|---|---|---|---|---|---|---|---|---|
| Powder mixture | 93.72 | 4.00 | 1.57 | 0.13 | 0.01 | 0.13 | 0.16 | 0.03 | 0.26 | |
| LBM sample | 93.79 | 4.66 | 1.02 | 0.33 | 0.2 | |||||
| Extruded sample | 93.6 | 4.36 | 1.25 | 0.78 | ||||||
| EN AW-2024 [67] | bal. | 3.8–4.9 | 1.2–1.8 | 0.3–0.9 | <0.15 | <0.5 | <0.5 | <0.25 | <0.15 |