Slotted Regular and Large Hex Head Tapping Screws - Type C Thread Forming [Table VII1]
ASME B 18.6.4 - 1998 (R2005) 开槽六角头自攻螺钉 C型(统一螺纹) [Table VII1]
See all versions and complete specifications: Slotted Regular and Large Hex Head Tapping Screws - Type C 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# | 0.1640 | 0.045 | 0.054 | 0.305 | 0.272 | 0.250 | 0.244 | 0.110 | 0.096 | 0.312 | 0.340 |
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| 6# | 0.2160 | 0.056 | 0.067 | 0.367 | 0.340 | 0.312 | 0.305 | 0.155 | 0.139 | 0.375 | 0.409 |
| 8# | 0.3125 | 0.072 | 0.084 | — | 0.545 | 0.500 | 0.489 | 0.230 | 0.208 | — | — |
| 10# | 0.3750 | 0.081 | 0.094 | — | 0.614 | 0.562 | 0.551 | 0.295 | 0.270 | — | — |
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