| 化學(xué)成分(%) | 抗拉試驗(yàn) | ||||||||||||
| C | Si | Mn | P | S | Ni | Cr | Mo | N | 其它 | 屈服強(qiáng)度(MPa) | 抗拉強(qiáng)度(MPa) | 伸長(zhǎng)率(%) | 收縮率(%) |
| ≤0.08 | ≤1.00 | ≤1.00 | ≤0.040 | ≤0.015 | ≤0.50 | 12.0~14.0 | ≤590 | ||||||
| ≤0.08 | ≤1.00 | ≤1.00 | ≤0.040 | ≤0.030 | ≤1.00 | 16~18 | |||||||
| ≤0.12 | ≤1.00 | ≤1.25 | ≤0.060 | ≥0.15 | ≤0.60 | 16.00~18.00 | ≤0.60 | - | ≥205 | ≥450 | ≥22 | ≥50 | |
| ≤0.12 | ≤1.00 | ≤1.25 | ≤0.060 | ≥0.15 | 16.00~18.00 | ≤0.60 | - | - | ≥205 | ≥450 | ≥22 | ≥50 | |
| ≤0.12 | ≤1.00 | ≤1.00 | ≤0.035 | ≤0.030 | 16.00~18.00 | 0.75~1.25 | ≥205 | ≥450 | ≥22 | ≥60 | |||
| ≤0.12 | ≤1.00 | ≤1.00 | ≤0.040 | ≤0.030 | ≤0.60 | 16.00~18.00 | 0.75~1.25 | - | ≥205 | ≥450 | ≥22 | ≥60 | |
| ≤0.010 | ≤0.40 | ≤0.40 | ≤0.030 | ≤0.020 | ≤0.50 | 28.5~32.0 | 1.50~2.50 | ≤0.015 | Cu≤0.20 | ≥295 | ≥450 | ≥20 | ≥45 |
| (Ni+Cu≤0.50) | |||||||||||||
| ≤0.010 | ≤0.40 | ≤0.40 | ≤0.030 | ≤0.020 | 28.5~32.0 | 1.50~2.50 | ≤0.015 | - | ≥295 | ≥450 | ≥20 | ≥45 | |
| ≤0.010 | ≤0.40 | ≤0.40 | ≤0.030 | ≤0.020 | ≤0.50 | 25.00~27.50 | 0.75~1.50 | 0.015 | Cu≤0.20 | ≥245 | ≥ | ||
