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Table 3.
The main parameters used in FE simulation.
| Parameters | Value |
|---|---|
| Billet material | AISI-5140 |
| Billet initial forging temperature | 1150 °C |
| Die initial-temperature | 250 °C |
| Coefficient of heat convection | 0.02 N/s mm °C |
| Radiation coefficient | 0.3 |
| Contact-surface heat transfer coefficient | 5 |
| Machine-ram speed speed | 280 mm/s |
| Displacement increment | 1 mm |
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