Cross Recessed Oblate Head Tapping Screws with Common Screw-Thread
SJ 2504 - 1984 十字槽扁圆头普通螺纹自攻螺钉
See all versions and complete specifications: Cross Recessed Oblate Head Tapping Screws with Common Screw-Thread — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M2 | 0.45 | 2.5 | 1 | 1.6 | 1.4 | 0.9 | 5.7 | 1.63 | 1.8 | 5.3 | 1.80 |
| M3 | 0.8 | 4.9 | 2 | 3.25 | 2.95 | 1.6 | 11.8 | 3.48 | 3.2 | 11.2 | 3.78 |
| M2.5 | 0.6 | 3.9 | 2 | 2.35 | 2.05 | 1.2 | 8.1 | 2.37 | 2.4 | 7.6 | 2.57 |
| (M3.5) | 1 | 6.2 | 3 | 3.9 | 3.5 |
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| 2 |
| 14 |
| 4.17 |
| 4.0 |
| 13.7 |
| 4.50 |
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