Cross Recessed Pan Head Self-tapping Screws
SJ 2821 - 1987 十字槽盘头自攻钉
See all versions and complete specifications: Cross Recessed Pan Head Self-tapping Screws — Full Specification Page
| Size | P | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|
| ST3 | 1.41 | 2.45 | 2 | 7 | 6.5 | 2.03 | 1.45 | 2.75 | 4.1 |
| ST2.5 | 1.06 | 2 | 2 | 5.5 | 5 | 1.43 | 0.86 | 2.3 | 3.5 |
| ST3.5 | 1.81 | 3.7 | 3 | 10.5 | 9.8 | 2.86 | 2.26 | 4.1 | 6.2 |
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