DIN 7504 Standardmäßig Abmessungen für Self-drilling screws, hexagon washer head with tapping thread
Bohrschrauben mit Blechschrauben-Gewinde
Diese internationale Norm stellt die Eigenschaften von warmbehandelten Schrauben mit Blechgewinde nach der ISO 1478. Diese sind mit einer Bohrspitze entwickelt, die das Loch automatisch während der Montage vorbereitet.
Maßzeichnungen und technische Diagramme
Wichtigste Abmessungen und technische Parameter
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Dimensions in mm - source DIN 7504 type K Publication date: 09/1995 Supersedes DIN 7504: 02/1992 |
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| Ø thread size | P | h min | k max | k min | dc min | dc max | s min | s max | dp max |
| ST 2.9 | 1.1 | 0.4 | 2.8 | 2.5 | 5.8 | 6.3 | 3.82 | 4 | 2.3 |
| ST 3.5 | 1.3 | 0.6 | 3.4 | 3 | 7.6 | 8.3 | 5.32 | 5.50 | 2.8 |
| ST 3.9 | 1.3 | 0.6 | 3.4 | 3 | 7.6 | 8.3 | 5.32 | 5.50 | 3.1 |
| ST 4.2 | 1.4 | 0.8 | 4.1 |
3.6 |
8.1 | 8.8 | 6.78 | 7 | 3.6 |
| ST 4.8 | 1.6 | 0.9 | 4.3 | 3.8 | 9.8 | 10.5 | 7.78 | 8 | 4.1 |
| ST 5.5 | 1.8 | 1 | 5.4 | 4.8 | 10 | 11 | 7.78 | 8 | 4.8 |
| ST 6.3 | 1.8 | 1 | 5.9 | 5.3 | 12.2 | 13.5 | 9.78 | 10 | 5.8 |
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Dimensions in mm - source DIN 7504 type L Publication date: 09/1995 Supersedes DIN 7504: 02/1992 |
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| Ø thread size | P | h min | k max | k min | dc min | dc max | s min | s max | n min | n max | t min | dp max |
| ST 2.9 | 1.1 | 0.4 | 2.8 | 2.5 | 5.8 | 6.3 | 3.82 | 4 | 0.86 | 1 | 0.35 | 2.3 |
| ST 3.5 | 1.3 | 0.6 | 3.4 | 3 | 7.6 | 8.3 | 5.32 | 5.50 | 1.06 | 1.2 | 0.43 | 2.8 |
| ST 3.9 | 1.3 | 0.6 | 3.4 | 3 | 7.6 | 8.3 | 5.32 | 5.50 | 1.06 | 1.2 | 0.43 | 3.1 |
| ST 4.2 | 1.4 | 0.8 | 4.1 |
3.6 |
8.1 | 8.8 | 6.78 | 7 | 1.26 | 1.51 | 0.51 | 3.6 |
| ST 4.8 | 1.6 | 0.9 | 4.3 | 3.8 | 9.8 | 10.5 | 7.78 | 8 | 1.26 | 1.51 | 0.51 | 4.1 |
| ST 5.5 | 1.8 | 1 | 5.4 | 4.8 | 10 | 11 | 7.78 | 8 | 1.66 | 1.91 | 0.66 | 4.8 |
| ST 6.3 | 1.8 | 1 | 5.9 | 5.3 | 12.2 | 13.5 | 9.78 | 10 | 1.66 | 1.91 | 0.66 | 5.8 |
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Dimensions in mm - source DIN 7504 type N Publication date: 09/1995 Supersedes DIN 7504: 02/1992 |
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| Ø thread size | P | k max | k min | dk min | dk max | dp max | |||
| ST 2.2 | 0.8 | 1.6 | 1.4 | 3.7 | 4 | 2.3 | |||
| ST 2.9 | 1.1 | 2.4 | 2.15 | 5.3 | 5.6 | 2.8 | |||
| ST 3.5 | 1.3 | 2.6 | 2.35 | 6.64 | 7 | 3.1 | |||
| ST 4.2 | 1.4 | 3.1 | 2.8 | 7.64 | 8 | 3.6 | |||
| ST 4.8 | 1.6 | 3.7 | 3.4 | 9.14 | 9.5 | 4.1 | |||
| ST 5.5 | 1.8 | 4 | 3.7 | 10.57 | 11 | 4.8 | |||
| ST 6.3 | 1.8 | 4.6 | 4.3 | 11.57 | 12 | 5.8 | |||
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Dimensions in mm - source DIN 7504 type P Publication date: 09/1995 Supersedes DIN 7504: 02/1992 |
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| Ø thread size | P | k max | dk min | dk max | dp max | ||||
| ST 2.2 | 0.8 | 1.1 | 3.5 | 3.8 | 2.3 | ||||
| ST 2.9 | 1.1 | 1.7 | 5.2 | 5.5 | 2.8 | ||||
| ST 3.5 | 1.3 | 2.35 | 6.9 | 7.3 | 3.1 | ||||
| ST 4.2 | 1.4 | 2.6 | 8 | 8.4 | 3.6 | ||||
| ST 4.8 | 1.6 | 2.8 | 8.9 | 9.3 | 4.1 | ||||
| ST 5.5 | 1.8 | 3 | 9.9 | 10.3 | 4.8 | ||||
| ST 6.3 | 1.8 | 3.15 | 10.9 | 11.3 | 5.8 | ||||
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Dimensions in mm - source DIN 7504 type R Publication date: 09/1995 Supersedes DIN 7504: 02/1992 |
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| Ø thread size | P | k max | dk min | dk max | dp max | ||||
| ST 2.2 | 0.8 | 1.1 | 3.5 | 3.8 | 2.3 | ||||
| ST 2.9 | 1.1 | 1.7 | 5.2 | 5.5 | 2.8 | ||||
| ST 3.5 | 1.3 | 2.35 | 6.9 | 7.3 | 3.1 | ||||
| ST 4.2 | 1.4 | 2.6 | 8 | 8.4 | 3.6 | ||||
| ST 4.8 | 1.6 | 2.8 | 8.9 | 9.3 | 4.1 | ||||
| ST 5.5 | 1.8 | 3 | 9.9 | 10.3 | 4.8 | ||||
| ST 6.3 | 1.8 | 3.15 | 10.9 | 11.3 | 5.8 | ||||
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Drilling depth and grip length |
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| Thread size | ST2,9 | ST3,5 | ST3,9 | ST4,2 | ST4,8 | ST5,5 | ST6.3 |
| drilling depth (sheet,plate,thickness), from-to: | 0.7-1.9 | 0.7-2.25 | 0.7-2.4 | 1.75-3 | 1.75-4.4 | 1.75-5.25 |
2-6 |
| Nominal size | Minimum grip length, lg | ||||||
| 9.5 | 3.25 | 2.85 | |||||
| 13 | 6.6 | 6.2 | 5.8 | 4.3 | 3.7 | ||
| 16 | 9.6 | 9.2 | 8.8 | 7.3 | 5.8 | 5 | |
| 19 | 12.5 | 12.1 | 11.7 | 10.3 | 8.7 | 8 | 7 |
| 22 | 15.1 | 14.7 | 13.3 | 11.7 | 11 | 10 | |
| 25 | 18.1 | 17.7 | 16.3 | 14.7 | 14 | 13 | |
| 32 | 24.5 | 23 | 21.5 | 21 | 20 | ||
| 38 | 30.5 | 29 | 27.5 | 27 | 26 | ||
| 45 | 34.5 | 34 | 33 | ||||
| 50 | 39.5 | 39 | 38 | ||||