德国 · DIN
1.0566
DIN 17102:1983 — Weldable normalized fine grain structural steels;technical delivery conditions for plate,strip,wide flats,sections and bars
化学成分
| 元素 | min | max | 相似 | 备注 |
|---|---|---|---|---|
| Al | 0.02 | If nitrogen is additionally fixed by niobium | If nitrogen is additionally fixed by niobium | |
| C | 0.18 | |||
| Cr | 0.3 | |||
| Cr+Cu+Mo | 0.45 | |||
| Cu | 0.2 | |||
| Mn | 0.9 | 1.65 | ||
| Mo | 0.08 | |||
| Nb | 0.05 | |||
| Nb+Ti+V | 0.12 | |||
| Ni | 0.3 | If Ni is added as an alloying element | If Ni is added as an alloying element | |
| P | 0.03 | |||
| S | 0.025 | |||
| Si | 0.1 | 0.5 | ||
| V | 0.1 |
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 |
|---|---|---|---|---|---|---|
| 棒材,扁钢,型钢;100 ＜ t-厚度 ≤ 125 mm 热轧 | ≥305 | 460–600 | ≥22 Lo = 50do | |||
| 棒材,扁钢,型钢;125 ＜ t-厚度 ≤ 150 mm 热轧 | ≥295 | 450–590 | ≥22 Lo = 50do | |||
| 棒材,扁钢,型钢;35 ＜ t-厚度 ≤ 50 mm 热轧 | ≥345 | 490–630 | ≥22 Lo = 50do | |||
| 棒材,扁钢,型钢;50 ＜ t-厚度 ≤ 70 mm 热轧 | ≥335 | 490–630 | ≥22 Lo = 50do | |||
| 棒材,扁钢,型钢;70 ＜ t-厚度 ≤ 85 mm 热轧 | ≥325 | 480–620 | ≥22 Lo = 50do | |||
| 棒材,扁钢,型钢;85 ＜ t-厚度 ≤ 100 mm 热轧 | ≥315 | 470–610 | ≥22 Lo = 50 mm | |||
| 棒材,扁钢,型钢;t-厚度 ≤ 35 mm 热轧 | ≥355 | 490–630 | ≥22 Lo = 50do |