德国 · DIN
1.0566
DIN 17103:1989 — Weldable fine grain structural steel forgings; technical delivery conditions
化学成分
| 元素 | min | max | 相似 | 备注 |
|---|---|---|---|---|
| Al | 0.02 | |||
| C | 0.18 | |||
| Cr | 0.3 | |||
| Cr+Cu+Mo | 0.45 | |||
| Cu | 0.2 | |||
| Mn | 0.9 | 1.65 | ||
| Mo | 0.08 | |||
| N | 0.02 | |||
| Nb | 0.05 | |||
| Ni | 0.3 | |||
| P | 0.03 | |||
| S | 0.025 | |||
| Si | 0.1 | 0.5 | ||
| V | 0.1 | |||
| V+Nb | 0.12 |
力学性能
| 热处理 / 状态 | 屈服强度 | 抗拉强度 | 伸长率 | 断面收缩率 | 冲击功 | 硬度 |
|---|---|---|---|---|---|---|
| 锻件 100 < d <= 150 mm (横向/最窄处) | ≥315 | 470–630 | ≥21 | ≥39 ISO V-Notch acc. to DIN 50115 | ||
| 锻件 100 < d <= 150 mm (纵向) | ≥315 | 470–630 | ≥23 | ≥63 ISO V-Notch acc. to DIN 50115 | ||
| 锻件 150 < d <= 375 mm (横向/最窄处) | ≥295 | 470–630 | ≥19 | ≥39 ISO V-Notch acc. to DIN 50115 | ||
| 锻件 150 < d <= 375 mm (纵向) | ≥295 | 470–630 | ≥21 | ≥63 ISO V-Notch acc. to DIN 50115 | ||
| 锻件 375 < d <= 600 mm (横向/最窄处) | ≥275 | 470–630 | ≥19 | ≥39 ISO V-Notch acc. to DIN 50115 | ||
| 锻件 375 < d <= 600 mm (纵向) | ≥275 | 470–630 | ≥21 | ≥63 ISO V-Notch acc. to DIN 50115 | ||
| 锻件 50 < d <= 100 mm (横向/最窄处) | ≥335 | 490–630 | ≥21 | ≥39 ISO V-Notch acc. to DIN 50115 | ||
| 锻件 50 < d <= 100 mm (纵向) | ≥335 | 490–630 | ≥23 | ≥63 ISO V-Notch acc. to DIN 50115 | ||
| 锻件 d <= 50 mm (横向/最窄处) | ≥355 | 490–630 | ≥21 | ≥39 ISO V-Notch acc. to DIN 50115 | ||
| 锻件 d <= 50 mm (纵向) | ≥355 | 490–630 | ≥23 | ≥63 ISO V-Notch acc. to DIN 50115 |