Square Head Wood Screws
NF E 25-608 - 1985 方头木螺钉
See all versions and complete specifications: Square Head Wood Screws — Full Specification Page
| Size | P | k_max | k_min | s_max | s_min | ds_max | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|
| 5 | 2.5 | 4.38 | 3.62 | 6 | 5.52 | 9.64 | 4 | 10 |
| 6 | 3.5 | 5.68 | 4.92 | 8 | 7.42 | 12.57 | 5.3 | 13 |
| 8 | 6 | 10.75 | 9.25 | 16 | 15.3 | 23.16 | 10 | 24 |
| 10 | 7 | 13.4 | 11.6 | 20 | 19.16 | 29.16 | 12.5 | 30 |
| (7) | 4.5 | 7.95 | 7.05 | 12 |
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| 11.3 |
| 18.16 |
| 7.5 |
| 19 |
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