DIN EN ISO 15480 Standard Dimensions for Self-drilling screws, hexagon washer head with tapping thread
Technical History and International Equivalents of DIN EN ISO 15480
Hexagon washer head drilling screws with tapping thread
This standard (DIN EN ISO 15480 and equivalents) specifies the characteristics of hexagon washer head drilling screws with tapping thread from ST2,9 to ST6,3 included.
The self drilling screws are mainly used for fastening sheet metals without a previous hole and are the screws themselves which bore into the sheets and subsequently fasten both plates.
Dimensional Drawing and Technical Diagrams
Key Dimensions and Technical Parameters
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Dimensions in mm - source DIN EN ISO 15480 |
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| Publication date: 10/2019 Supersedes DIN EN ISO 15480 : 02/2000 | ||||||||
| d thread size | P | dc max | dc min | k nom=max | c min | s nom=max | ||
| ST2.9 | 1.1 | 6.3 | 5.8 | 2.8 | 0.4 | 4 | ||
| ST3.5 | 1.3 | 8.3 | 7.6 | 3.4 | 0.6 | 5.5 | ||
| ST4.2 | 1.4 | 8.8 | 8.1 | 4.1 | 0.8 | 7 | ||
| ST4.8 | 1.6 | 10.5 | 9.8 | 4.3 | 0.9 | 8 | ||
| ST5.5 | 1.8 | 11 | 10 | 5.4 | 1 | 8 | ||
| ST6.3 | 1.8 | 13.5 | 12.2 | 5.9 | 1 | 10 | ||
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Dimensions in mm - source DIN EN ISO 15480 |
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| Publication date: 02/2000 Supersedes DIN 7504 K : 09/1995 | ||||||||
| d thread size | P | dc max | dc min | k nom=max | c min | s nom=max | e min | drilling range |
| ST2.9 | 1.1 | 6.3 | 5.8 | 2.8 | 0.4 | 4 | 4.28 | 0.7÷1.9 |
| ST3.5 | 1.3 | 8.3 | 7.6 | 3.4 | 0.6 | 5.50 | 5.96 | 0.7÷2.25 |
| ST4.2 | 1.4 | 8.8 | 8.1 | 4.1 | 0.8 | 7 | 7.59 | 1.75÷3 |
| ST4.8 | 1.6 | 10.5 | 9.8 | 4.3 | 0.9 | 8 | 8.71 | 1.75÷4.4 |
| ST5.5 | 1.8 | 11 | 10 | 5.4 | 1 | 8 | 8.71 | 1.75÷5.25 |
| ST6.3 | 1.8 | 13.5 | 12.2 | 5.9 | 1 | 10 | 10.95 | 2÷6 |