SJ 2649.2 - 1985 冷冲模 方钢丝弹簧
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| Size | P | s_max | s_min | k_nominal |
|---|---|---|---|---|
| 11 | 2.5 | 3.2 | 34 | 0.53 |
| 12 | 3 | 4 | 47 | 0.7 |
| 13 | 4 | 5.1 | 89 | 0.82 |
| 15 | 5 | 6 | 163 | 0.75 |
| 17 | 5 | 6.3 | 145 | 0.95 |
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