Research Article
Parameters Controlling the Oxide Reduction during Sintering of Chromium Prealloyed Steel
Table 4
Mass changes and oxygen and carbon contents in the AstCrM + 0.5% C material isothermal sintered at 1120 and 1200°C for 30 min in relation to density.
| Density level (g/cm3) | Temperature (°C) | Sintered density (g/cm3) | Mass change (%) | O2 (%) | C (%) | (MPa) |
| 6.5 | 1120 | 6.57 | −0.230 | 0.098 | 0.42 | 562 | 1200 | 6.64 | −0.312 | 0.025 | 0.36 | 838 |
| 6.8 | 1120 | 6.80 | −0.297 | 0.097 | 0.42 | 754 | 1200 | 6.89 | −0.356 | 0.027 | 0.37 | 954 |
| 7.1 | 1120 | 7.11 | −0.245 | 0.133 | 0.43 | 929 | 1200 | 7.10 | −0.291 | 0.068 | 0.39 | 966 |
| 7.4 | 1120 | 7.39 | −0.102 | 0.156 | 0.45 | 416 | 1200 | 7.39 | −0.174 | 0.151 | 0.41 | 612 |
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