Research Article
Microstructure and Corrosion Behavior of Laser-Cladding CeO2-Doped Ni-Based Composite Coatings on TC4
Table 4
Specimen numbers and corresponding laser-cladding process parameters and CeO2 contents.
| | Specimen number | S0 | S1 | S2 | S3 | S4 | S5 | S6 |
| | Laser power (kW) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | | Laser scanning rate (mm·min−1) | 600 | 600 | 600 | 600 | 600 | 600 | 600 | | Powder feeding rate (g·min−1) | 8 | 8 | 8 | 8 | 8 | 8 | 8 | | Argon gas velocity (L·min−1) | 15 | 15 | 15 | 15 | 15 | 15 | 15 | | Spot diameter (mm) | 3 | 3 | 3 | 3 | 3 | 3 | 3 | | CeO2 (wt.%) | 0 | 1 | 2 | 3 | 4 | 5 | 6 |
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