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P295GH化學成分% | |||||||||
C | Si | Mn | Cr | Ni | Mo | Nb | V | P | S |
0.08~0.20 | ≤0.40 | 0.90~1.50 | ≤0.30 | ≤0.30 | ≤0.08 | ≤0.040 | ≤0.02 | ≤0.025 | ≤0.010 |
鋼板厚度/mm |
拉伸試驗 | 沖擊試驗 | ||||
抗拉強度Rm//(N/mm²) |
屈服強度 ReL/(N/mm²) |
伸長率A/% | 溫度/℃ | |||
不小于 | -20 | 0 | 20 | |||
≤16 | 460~580 | 295 | 21 | 27 | 34 | 40 |
16<t≤40 | 290 | |||||
40<t≤60 | 285 | |||||
60<t≤100 | 260 | |||||
100<t≤150 | 440~570 | 235 | ||||
150<t≤250 | 430~570 | 220 |