Type IA Cross Recessed 100°Flat Countersunk Head Tapping Screws - Type AB Thread Forming [Table VI3]
ASME B 18.6.4 - 1998 (R2005) IA型米字槽100°沉头自攻螺钉 AB型 [Table VI3]
See all versions and complete specifications: Type IA Cross Recessed 100°Flat Countersunk Head Tapping Screws - Type AB Thread Forming [Table VI3] — Full Specification Page
| Size | P | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|
| 4# | 0.1380 | 0.053 | 0.148 | 0.077 | 0.262 | 0.235 | 2 | 0.071 | 0.060 | 0.041 |
| 6# | 0.1900 | 0.083 | 0.178 | 0.107 | 0.362 | 0.329 | 2 | 0.101 | 0.083 | 0.041 |
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| 8# | 0.3125 | 0.127 | 0.310 | 0.163 | 0.597 | 0.550 | 4 | 0.145 | 0.138 | 0.085 |
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