Slotted Regular and Large Hex Head Tapping Screws - Type A Thread Forming [Table VII1]
ASME B 18.6.4 - 1998 (R2005) 开槽六角头自攻螺钉 A型 [Table VII1]
See all versions and complete specifications: Slotted Regular and Large Hex Head Tapping Screws - Type A Thread Forming [Table VII1] — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 4# | 0.1250 | 0.035 | 0.043 | 0.244 | 0.202 | 0.188 | 0.181 | 0.070 | 0.058 | 0.250 | 0.272 |
| 5# | 0.1510 | 0.039 | 0.048 | — | 0.272 | 0.250 | 0.244 | 0.093 | 0.080 | — | — |
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| 6# | 0.1900 | 0.050 | 0.060 | — | 0.340 | 0.312 | 0.305 | 0.120 | 0.105 | — | — |
| 7# | 0.2420 | 0.064 | 0.075 | 0.428 | 0.409 | 0.375 | 0.367 | 0.190 | 0.172 | 0.438 | 0.477 |
| 8# | 0.3720 | 0.081 | 0.094 | — | 0.614 | 0.562 | 0.551 | 0.295 | 0.270 | — | — |
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