Hexagon Washer Head Drilling Screws with Tapping Screw Thread
ISO 15480 - 1999 六角头带介（华司）钻尾自攻螺钉
See all versions and complete specifications: Hexagon Washer Head Drilling Screws with Tapping Screw Thread — 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ST2.9 | 1.3 | 1.5 | 3 | 0.6 | 5.5 | 1.3 | 8.3 | 5.96 | 3.4 | 7.6 | 5.32 |
| ST3.5 | 1.6 | 2.2 | 3.8 | 0.9 | 8 | 1.6 | 10.5 | 8.71 |
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| 4.3 |
| 9.8 |
| 7.78 |
| ST4.2 | 1.8 | 3.1 | 5.3 | 1 | 10 | 1.8 | 13.5 | 10.95 | 5.9 | 12.2 | 9.78 |
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