Cross Recess Pan Head Self-tapping Screws [Table 17]
BS 4174 - 1972 米字槽盘头自攻钉 [Table 17]
See all versions and complete specifications: Cross Recess Pan Head Self-tapping Screws [Table 17] — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2# | 5.56 | 0.205 | 0.219 | 4.4 | 2.11 | 5.21 | 1.73 | 2.90 | 1 | 1.47 | 1.7 |
| 4# | 8.18 | 0.306 | 0.322 | 6.2 | 2.74 | 7.77 | 2.44 | 4.29 | 2 | 2.16 | 2.28 |
| 6# | 10.8 | 0.407 | 0.425 | 8.2 | 3.53 | 10.34 | 3.18 | 6.25 | 3 | 2.84 | 3.07 |
| 8# | 15.62 | 0.594 | 0.615 | 13.4 | 4.85 |
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| 15.09 |
| 4.52 |
| 8.46 |
| 4 |
| 4.11 |
| 4.39 |
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