Open Access
表3
IN718的热物性参数[12]
| 物性参数 | 值 |
| 固相线温度/K | 1 523 |
| 液相线温度/K | 1 608 |
| 蒸发温度/K | 3 188 |
| 液态金属密度/(kg·m-3) | 8 146 |
| 预热温度/K | 300 |
| 导热系数/(W·(m·K)-1) | 0.56×2.9×10-2×T-7×10-6×T2 |
| 黏度/(Pa·s-1) | 0.007 |
| 表面张力/(N·m-1) | 1.88 |
| 熔化潜热/(J·g-1) | 209.2 |
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