Hex Cap Screws [Table 4]
ASME/ANSI B 18.2.1 (T4) - 1981 六角头螺钉 [Table 4]
See all versions and complete specifications: Hex Cap Screws [Table 4] — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1/2 | 1 | 0.416 | 0.591 | 1.469 | 1.732 | 0.99 | 1-1/2 | 39/64 | 0.627 | 1.5 | 1.675 |
| 1/4 | 0.3125 | 0.14 | 0.195 | 0.489 | 0.577 | 0.3065 | 1/2 | 13/64 | 0.211 | 0.5 | 0.557 |
| 3/8 | 0.5625 | 0.25 | 0.348 | 0.798 | 0.938 | 0.5545 | 13/16 | 23/64 | 0.371 | 0.812 | 0.91 |
| 5/16 | 0.4375 | 0.195 | 0.272 | 0.612 |
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| 0.722 |
| 0.4305 |
| 5/8 |
| 9/32 |
| 0.291 |
| 0.625 |
| 0.698 |
| 7/16 | 0.75 | 0.324 | 0.455 | 1.1 | 1.299 | 0.741 | 1-1/8 | 15/32 | 0.483 | 1.125 | 1.254 |
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