Recess 80°countersunk Head Screws - Type Z [Table 9]
BS 4174 - 1972 米字槽80°沉头自攻钉 [Table 9]
See all versions and complete specifications: Recess 80°countersunk Head Screws - Type Z [Table 9] — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2# | 5.71 | 0.089 | 0.067 | 1.85 | 3.05 | 4.95 | 1.7 | 0.225 | 0.195 | 2.26 | 1 |
| 4# | 8.43 | 0.121 | 0.100 | 2.62 | 4.6 | 7.42 | 2.54 | 0.332 | 0.292 | 3.07 | 2 |
| 6# | 11.13 | 0.146 | 0.132 | 3.25 | 6.35 | 9.88 | 3.35 | 0.438 | 0.389 | 3.71 | 3 |
| 8# | 16.13 | 0.220 | 0.191 | 5.13 | 9.07 |
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| 14.43 |
| 4.85 |
| 0.635 |
| 0.568 |
| 5.59 |
| 4 |
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