Cross Recessed Mushroom Head Tapping Screws
T/SZJGJ 001 (B) - 2024 十字槽大扁头自攻螺钉
See all versions and complete specifications: Cross Recessed Mushroom Head Tapping Screws — Full Specification Page
| Size | P | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|
| ST3 | 1.3 | 1.3 | 1.9 | 0.1 | 7.9 | 7.5 | 3.9 | 1.83 | 2.1 | 1 |
| ST3.5 | 1.34 | 1.6 | 2.1 | 0.2 | 9 | 8.7 | 4.2 | 2.13 | 2.3 | 2 |
| ST3.9 | 1.6 | 2.29 | 2.8 | 0.2 | 11.2 | 10.8 | 4.9 | 2.83 | 3 | 2 |
| ST4.0 | 1.8 | 2.29 | 2.95 | 0.25 | 11.8 | 11.2 | 4.9 | 2.83 |
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| 3.25 |
| 3 |
| ST4.2 | 1.8 | 2.31 | 3.3 | 0.25 | 13.5 | 13.1 | 6.2 | 2.86 | 3.6 | 3 |
| ST4.8 | 2.1 | 3.78 | 4.6 | 0.4 | 17.8 | 17 | 7.7 | 4.36 | 5 | 3 |
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