1 Introduction
2 Materials and methods
2.1 Powder and process
Number of builds | D (10%) | D (50%) | D (90%) |
---|---|---|---|
0 (µm) | 70.4 | 97.1 | 154.5 |
11 (µm) | 75.2 | 104.1 | 164.3 |
No. of builds | Hall flow (50 g) | Density (g/cm3) | ||
---|---|---|---|---|
Apparent | Tapped | Pycnometer | ||
0 | 14.7 | 4.51 | 5.07 | 7.78 |
11 | 14.5 | 4.54 | 5.07 | 7.79 |
Element | O | C | Si | Mn | Cr | Mo | Fe |
---|---|---|---|---|---|---|---|
wt-% | 0.02 | 0.40 | 0.1 | 0.9 | 1.0 | 0.2 | Bal. |
- Line offset between 0.05 and 0.2 mm
- Scan speed between 1000 and 10,000 mm/s
- Beam power between 200 and 1500 W.