冲压件结构设计(卷边最小直径)
卷边最小直径 (mm)
 | 工件直径D | 材料厚度t | ||||
| 0.3 | 0.5 | 0.8 | 1.0 | 2.0 | ||
| ≤50 | 2.5 | 3.0 | — | — | — | |
| 50～100 | 3.0 | 4.0 | 5.0 | — | — | |
| 100～200 | 4.0 | 5.0 | 6.0 | 7.0 | 8.0 | |
| ＞200 | 5.0 | 6.0 | 7.0 | 8.0 | 9.0 | |
卷边最小直径 (mm)
| | 工件直径D | 材料厚度t | ||||
| 0.3 | 0.5 | 0.8 | 1.0 | 2.0 | ||
| ≤50 | 2.5 | 3.0 | — | — | — | |
| 50～100 | 3.0 | 4.0 | 5.0 | — | — | |
| 100～200 | 4.0 | 5.0 | 6.0 | 7.0 | 8.0 | |
| ＞200 | 5.0 | 6.0 | 7.0 | 8.0 | 9.0 | |