Cross Recessed Raised Contersunk Self-drilling Tapping Screws
DIN 7504 (Q) - 1982 十字槽半沉头钻尾自攻钉
See all versions and complete specifications: Cross Recessed Raised Contersunk Self-drilling Tapping Screws — Full Specification Page
| Standard Body | Standard Number |
|---|---|
| GB | GB /T 15856.3 |
| DIN | DIN EN ISO 15483 |
| ISO | ISO 15483 |
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ST2.9 | 1.3 | 4.6 | 2 | 1.2 | 2.8 | 1.3 | 6.8 | 1.4 | 5.4 | 6.44 | 2.1 |
| ST3.5 | 1.4 | 4.9 | 2 | 1.4 | 3.6 | 1.4 | 8.1 | 1.6 |
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| 6.6 |
| 7.74 |
| 2.5 |
| ST4.2 | 1.8 | 7.4 | 3 | 2 | 5.8 | 1.8 | 12.4 | 2.4 | 11.1 | 11.97 | 3.8 |
| (ST3.9) | 1.8 | 7 | 3 | 1.7 | 4.8 | 1.8 | 10.8 | 2.1 | 9.4 | 10.37 | 3.4 |
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