Research Article
Study on Cutting Form and Surface Machining Quality of Wheel Tread under Reprofiling
Table 1
Material parameters.
| Temperature/°C | Thermal conductivity/W·m−1·k−1 | Temperature/°C | Expansion coefficient/°C−1 | Yield stress/MPa | Plastic strain |
| 290 | 48.46 | 230 | 0.0000108 | 989 | 0 | 400 | 43.79 | 1119 | 0.042 |
| 493 | 38.65 | 567 | 0.0000131 | 1190 | 0.092 | 593 | 34.31 | 1236 | 0.142 |
| 703 | 30.21 | 773 | 0.0000137 | 1282 | 0.192 | 800 | 25 | 1298 | 0.272 | 893 | 23.07 | | |
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