Slotted Countersunk Head Tapping Screws [Table JA3]
JIS B 1115 (JA4) - 2015 开槽沉头自攻钉 [表JA4]
See all versions and complete specifications: Slotted Countersunk Head Tapping Screws [Table JA3] — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 5 | 0.6 | 0.5 | 0.2 | 0.66 | 4.6 | 1.45 | 0.6 | 0.7 | 1.25 | 0.8 |
| 3 | 9 | 1 | 0.8 | 0.3 | 1.06 | 8.4 | 2.55 | 1 | 1.2 | 2.25 | 1.2 |
| 2.5 | 7 | 0.8 | 0.65 | 0.25 | 0.86 | 6.5 | 2 | 0.8 | 0.95 | 1.7 | 1 |
| 3.5 | 12 | 1.4 | 1.15 | 0.4 | 1.66 |
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| 11.3 |
| 3.4 |
| 1.4 |
| 1.65 |
| 3 |
| 1.86 |
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