Cross Recessed Ribbed Countersunk Head Tapping Screws
JIS B 1125 - 2003 十字槽沉头带筋自攻钉
See all versions and complete specifications: Cross Recessed Ribbed Countersunk Head Tapping Screws — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ST3 | 1.4 | 2 | 2.5 | 1.7 | 0.4 | 7.3 | 6.8 | 2 | 4.5 | 3.7 | 4 |
| ST3.5 | 1.4|2.8 | 2.1 | 2.6 | 2 | 0.4 | 7.8 | 7.3 | 2 | 4.6 | 4 | 4 |
| ST3.8 | 2.8 | 2.5 | 3 | 2.2 | 0.4 | 8.7 | 8.2 | 2 | 5 | 4.3 | 4 |
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