钢板厚度mm | 拉伸试验 | 冲击试验 | ||||
抗拉强度Rm(N/MM?) | 屈服强度ReL(N/mm?) | 伸长率A/% | 温度/℃ | |||
不小于 | -20 | 0 | 20 | |||
≤16 | 610~780 | 460 | 16 | 27 | 34 | 40 |
16<t≤40 | 460 | |||||
40<t≤60 | 610~780 | 440 | ||||
60<t≤100 | 600~760 | 430 | ||||
100<t≤150 | 590~740 | 420 | ||||
150<t≤250 | 580~740 | 410 |
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