SJ 2823 - 1987 十字槽扁圆头自攻钉
See all versions and complete specifications: Cross Recessed Pan Head Tapping Screws — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ST3 | 1.41 | 2.13 | 4.2 | 2.65 | 2.35 | 1.41 | 9.4 | 6.1 | 2 | 8.9 | 0.5 |
| ST2.5 | 1.06 | 1.72 | 2.9 | 2.05 | 1.75 | 1.06 | 6.9 | 4.6 | 1 | 6.4 | 0.4 |
| ST3.5 | 1.81 | 2.86 | 6.2 | 3.9 | 3.5 | 1.81 | 14 | 9.1 | 3 | 13.3 | 0.7 |
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