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P235GH化学成分% | |||||||||
C | Si | Mn | Cr | Ni | Mo | Nb | V | P | S |
≤0.16 | ≤0.035 | 0.60~1.20 | ≤0.30 | ≤0.30 | ≤0.08 | ≤0.020 | ≤0.02 | ≤0.025 | ≤0.010 |
钢板厚度/mm |
拉伸试验 | 冲击试验 | ||||
抗拉强度Rm//(N/mm²) |
屈服强度 ReL/(N/mm²) |
伸长率A/% | 温度/℃ | |||
不小于 | -20 | 0 | 20 | |||
≤16 | 360~480 | 235 | 24 | 27 | 34 | 40 |
16<t≤40 | 225 | |||||
40<t≤60 | 215 | |||||
60<t≤100 | 200 | |||||
100<t≤150 | 350~480 | 185 | ||||
150<t≤250 | 340~480 | 170 |