Pure Al surface porosity (%) | Young’s modulus (GPa) | Hardness (GPa) | Al 6061 surface porosity (%) | Young’s modulus (GPa) | Hardness (GPa) |
1.9 | 31.49 | 0.56 | 3.5 | 57.32 | 0.67 |
5.8 | 24.94 | 0.52 | 10.2 | 51.22 | 0.64 |
12.5 | 22.01 | 0.42 | 16.0 | 19.70 | 0.48 |
15.1 | 16.63 | 0.37 | 20.7 | 10.11 | 0.39 |