Hexagon Head Drilling Screws with Tapping Screw Thread with Collar
DIN 7504 (K) - 1982 六角带介（华司）自攻自钻螺钉
See all versions and complete specifications: Hexagon Head Drilling Screws with Tapping Screw Thread with Collar — Full Specification Page
| Standard Body | Standard Number |
|---|---|
| GB | GB /T 15856.5 |
| DIN | DIN EN ISO 15480 |
| ISO | ISO 15480 |
| UNI | UNI 8117 |
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ST3.5 | 1.3 | 0.5 | 3.1 | 5.96 | 3.45 | 0.6 | 8.3 | 5.5 | 5.32 | 7.6 | 3.2 |
| ST4.2 | 1.8 | 0.9 | 5.8 | 10.95 | 6.45 | 1 | 13.2 | 10 |
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| 9.78 |
| 12.2 |
| 6.15 |
| (ST3.9) | 1.6 | 0.7 | 4.1 | 8.71 | 4.45 | 0.9 | 10.5 | 8 | 7.78 | 9.8 | 4.15 |
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