牌号 | C | Si | Mn | Ni | V | Nb | Al | P | S |
16MnDR | ≤0.20 | 0.15~0.50 | 1.20~1.60 | — | — | — | ≥0.02 | ≤0.025 | ≤0.012 |
牌号 | 厚度/mm | 抗拉强度Rm/Mpa(N/mm2) | 屈服强度 ReL/Mpa(N/mm2) | 伸长率A/% | 冲击试验温度/ | 冲击吸收能量KV2/J | 180°弯曲试验 弯曲直径 |
16MnDR | 6-16 | 490-620 | 315 | 21 | -40 | 47 | d=2a |
>16-36 | 470-600 | 295 | 21 | -40 | 47 | d=3a | |
>36-60 | 460-590 | 285 | 21 | -40 | 47 | d=3a | |
>60-100 | 450-580 | 275 | 21 | -30 | 47 | d=3a | |
>100-120 | 440-570 | 265 | 21 | -30 | 47 | d=3a |
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