耐候钢炉号 | C | Si | Mn | P | S | Al | Cu | Ni | Cr |
1 | 0.076 | 0.32 | 0.48 | 0.091 | 0.015 | 0.021 | 0.35 | 0.27 | 0.55 |
2 | 0.082 | 0.32 | 0.43 | 0.094 | 0.014 | 0.026 | 0.34 | 0.12 | 0.53 |
3 | 0.084 | 0.31 | 0.42 | 0.099 | 0.013 | 0.042 | 0.35 | 0.02 | 0.53 |
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