Table 1.
Surface roughness Ra, µm and Rz, µm, and the average concentration of Cu, wt % in in situ alloyed Ti6Al4V (ELI)-1 at % Cu single layers manufactured with single scan (S) and rescan (R) manufacturing strategy.
| Scanning Speed | Ra, µm/Rz, µm/Cu, wt % at Hatch Distance | |||
|---|---|---|---|---|
| 70 µm | 80 µm | 90 µm | 100 µm | |
| 0.7 m/s, (S) | 5 ± 0.7/25 ± 2.4/1.05 | 5 ± 0.1/34 ± 4.4/1.1 | 7 ± 0.7/38 ± 1.8/2.17 | 7 ± 0.4/46 ± 1.5/1.76 |
| 1.0 m/s, (S) | 6 ± 0.6/39 ± 0.6/1.54 | 7 ± 0.6/42 ± 2.7/2.13 | 8 ± 1.0/44 ± 1.9/2.62 | 9 ± 0.2/51 ± 3.2/2.57 |
| 1.3 m/s, (S) | 7 ± 0.8/38 ± 0.6/2.13 | 7 ± 0.7/45 ± 4.3/2.36 | 8 ± 0.6/51 ± 1.8/2.66 | 9 ± 0.3/54 ± 3.9/2.31 |
| 0.7 m/s, (R) | 4 ± 0.1/25 ± 1.1/1.27 | 5 ± 0.7/27 ± 2.7/1.3 | 6 ± 0.3/36 ± 1.3/1.66 | 7 ± 1.2/40 ± 4.4/1.84 |
| 1.0 m/s, (R) | 6 ± 0.9/36 ± 2.2/1.72 | 6 ± 0.9/36 ± 0.6/1.78 | 7 ± 1.4/40 ± 2.2/1.34 | 8 ± 0.5/51 ± 1.4/2.69 |
| 1.3 m/s, (R) | 7 ± 0.3/37 ± 1.1/1.65 | 7 ± 0.5/37 ± 1.8/1.26 | 9 ± 0.5/50 ± 4.8/1.61 | 9 ± 1.0/51 ± 5.1/2.25 |