Recess Dimensions for Type I Nonindented Regular and Large Hex Head Tapping Screws - Type AB and ABR
ASME B 18.6.3 (T31-I+T40) - 2013 十字槽六角头以及大六角头 AB ABR自攻螺钉
See all versions and complete specifications: Recess Dimensions for Type I Nonindented Regular and Large Hex Head Tapping Screws - Type AB and ABR — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 8# | 0.1900 | 0.340 | / | 0.125 | 0.102 | 16 | 0.198 | 0.305 | / | 2 | 0.312 |
| 10# | 0.2500 | 0.409 | 0.428 | 0.154 | 0.131 | 14 | 0.277 | 0.367 | 0.438 | 3 | 0.375 |
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| 12# | 0.3750 | 0.614 | / | 0.225 | 0.203 | 12 | 0.387 | 0.551 | / | 4 | 0.562 |
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