16Mo3化学成分% | |||||||||
C | Si | Mn | Cr | Ni | Mo | Nb | V | P | S |
0.12~0.20 | ≤0.035 | 0.40~0.90 | ≤0.30 | ≤0.30 | 0.25~0.35 | ~ | ~ | ≤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 | 440~590 | 275 | 22 | F | F | 31 |
16<t≤40 | 270 | |||||
40<t≤60 | 260 | |||||
60<t≤100 | 430~580 | 240 | ||||
100<t≤150 | 420~570 | 220 | ||||
150<t≤250 | 410~570 | 210 |
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