SJ 2498 - 1984 十字槽沉头自攻钉
See all versions and complete specifications: Flex. Purpose Drilling 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ST2.2 | 1.1 | 2.1 | 1.7 | 1.7 | 2.6 | 1.1 | 5.5 | 1 | 3.2 | 5.2 | 2.1 |
| ST2.9 | 1.4 | 2.6 | 2.1 | 2.6 | 3.7 | 1.4 | 8.4 | 2 | 4.6 | 8 | 2.8 |
| ST3.5 | 1.8 | 3.3 | 2.8 | 3 | 5 | 1.8 | 10.3 | 3 | 6.6 | 9.9 | 3.6 |
| ST4.2 | 2.1 | 4.6 | 4 | 4.65 | 7.5 |
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| 2.1 |
| 15.8 |
| 4 |
| 8.9 |
| 15.4 |
| 4.2 |
| ST4.8 | 2.1 | 5.7 | 5.1 | 5.25 | 8 | 2.1 | 18.3 | 4 | 10 | 17.8 | 4.2 |
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