Recess 80°Truncated Countersunk Head Screws - Type Z [Table 11]
BS 4174 - 1972 米字槽80°沉头清根自攻钉 [Table 11]
See all versions and complete specifications: Recess 80°Truncated Countersunk Head Screws - Type Z [Table 11] — 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 | 0.047 | 0.195 | 1.98 | 1.57 | 4.95 | 1.19 | 1 | 0.225 | 0.96 | 2.77 |
| 4# | 8.43 | 0.07 | 0.292 | 2.72 | 2.26 | 7.42 | 1.78 | 2 | 0.332 | 1.47 | 4.22 |
| 6# | 11.13 | 0.092 | 0.389 | 3.07 | 2.62 | 9.88 | 2.34 | 3 | 0.438 | 1.98 | 5.72 |
| 8# | 16.13 | 0.134 | 0.568 | 4.37 | 3.91 |
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| 14.43 |
| 3.4 |
| 4 |
| 0.635 |
| 2.95 |
| 7.85 |
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