C | SI | MN | NI | AL | CU | MO |
0.05-0.18 | 0.15-1.0 | 1.0-2.0 | 2.5-3.5 | 0.5-1.5 | 0.7-1.5 | 0.1-0.4 |
熱膨脹系數 10-6 m/(m x k) |
20-100℃ | 20-200℃ | 20-300℃ |
11.3 | 12.5 | 13.4 | |
熱傳導性 Cal/cm.sec.℃ |
--- | --- | 200℃ |
--- | --- | 0.095 |
硬度 HRC |
降伏強度kgf/m㎡ |
抗拉強度 kgf/ mm2 |
伸長率 % |
斷面縮率 % |
縱向沖擊值 Kgf.m/C㎡ |
41HRC | 103(0.2%) | 128 | 15.6 | 39.8 | 2-4 |
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