Fornitori di Self-drilling screws with tapping thread
Questo prodotto è regolamentato dalle seguenti norme:
DIN 7504 DIN EN ISO 15482 (Equivalent standards: ISO 15482, NF EN ISO 15482, UNI EN ISO 15482) DIN EN ISO 10666 UNI 8119
Dati tecnici
Self-drilling screws with tapping thread
Questo prodotto è regolamentato dalle seguenti norme:
Standard DIN 7504
Self-drilling screws with tapping screw thread
This International Standard specifies the properties of heat treated screws with a tapping screw thread in accordance with ISO 1478, and which are designed with a drilling point which automatically drills the core hole for the screw during assembly
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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
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| 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 | ||||
Standard DIN EN ISO 15482
- ISO 15482
- NF EN ISO 15482
- UNI EN ISO 15482
Self-drilling screws with tapping thread
This standard (DIN EN ISO 15482 and equivalents) specifies the characteristics of cross recessed countersunk head drilling screws with tapping screws 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.
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Dimensions in mm - source DIN EN ISO15482 Publication date: 02-2000 Supersedes DIN 7504 O : 09-1995 |
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d thread size |
P
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k max
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dk min
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dk max | recess nr. |
Type H m ref.
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Type Z m ref. | drilling range | |
| ST2.9 | 1.1 | 1.7 | 5.2 | 5.5 | 1 | 3.2 | 3.2 | 0.7÷1.9 | |
| ST3.5 | 1.3 | 2.35 | 6.9 | 7.3 | 2 | 4.4 | 4.3 | 0.7÷2.25 | |
| ST4.2 | 1.4 | 2.6 | 8 | 8.4 | 2 | 4.6 | 4.6 | 1.75÷3 | |
| ST4.8 | 1.6 | 2.8 | 8.9 | 10.4 | 2 | 5.2 | 5.1 | 1.75÷4.4 | |
| ST5.5 | 1.8 | 3 | 9.9 | 11.5 | 3 | 6.6 | 6.5 | 1.75÷5.25 | |
| ST6.3 | 1.8 | 3.15 | 10.9 | 12.6 | 3 | 6.8 | 6.8 | 2÷6 | |
Standard DIN EN ISO 10666
Drilling screws with tapping screw thread
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DIN EN ISO 10666 Table 1: Case depth Publication date: 02/2000 Replaces DIN 7504: 09/1995 |
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| Thread | Case depth min | Case depth max | ||||
| ST2.9 AND ST3.5 | 0.05 | 0.18 | ||||
| ST4.2 AND ST5.5 | 0.10 | 0.23 | ||||
| ST6.3 | 0.15 | 0.28 | ||||
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DIN EN ISO 10666 Table 2 : test data for the drilling and screwing-in-test |
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| Thread | Thickness of test plate | Axial force | Test duration max |
Rotational speed of screw
under load min |
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| ST 2,9 | 0,7+0,7=1,4 | 150 | 3 | 1800 to 2500 | ||
| ST 3,5 | 1+1=2 | 150 | 4 | 1800 to 2500 | ||
| ST 4,2 | 1,5+1,5=3 | 250 | 5 | 1800 to 2500 | ||
| ST 4,8 | 2+2=4 | 250 | 7 | 1800 to 2500 | ||
| ST 5,5 | 2+3=5 | 350 | 11 | 1000 to 1800 | ||
| ST 6,3 | 2+3=5 | 350 | 13 | 1000 to 1800 | ||
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DIN EN ISO 10666 Table 3: Test data for the drilled hole |
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| Thread | Plate thickness mm | Hole diameter min. | Hole diameter max. | ||||
| ST 2,9 | 1 | 2,2 | 2,5 | ||||
| ST 3,5 | 1 | 2,7 | 3,0 | ||||
| ST 4,2 | 2 | 3,2 | 3,6 | ||||
| ST 4,8 | 2 | 3,7 | 4,2 | ||||
| ST 5,5 | 2 | 4,2 | 4,8 | ||||
| ST 6,3 | 2 | 4,8 | 5,4 | ||||
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DIN EN ISO 10666 Table 4: Minimum torsional strength |
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| Thread | Minimum torsional strength N-m | ||||
| ST 2,9 | 1,5 | ||||
| ST 3,5 | 2,8 | ||||
| ST 4,2 | 4,7 | ||||
| ST 4,8 | 6,9 | ||||
| ST 5,5 | 10,4 | ||||
| ST 6,3 | 16,9 | ||||
Standard UNI 8119
Self-drilling countersunk head screws
Dettagli
Self-drilling screws with tapping thread
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Dimensions in mm - source DIN 15482 Publication date: 02-2000 Supersedes DIN 7504 O : 09-1995 |
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|
d thread size |
P
|
k max
|
dk min
|
dk max | recess nr. |
Type H m ref.
|
Type Z m ref. | drilling range | |
| ST2.9 | 1.1 | 1.7 | 5.2 | 5.5 | 1 | 3.2 | 3.2 | 0.7÷1.9 | |
| ST3.5 | 1.3 | 2.35 | 6.9 | 7.3 | 2 | 4.4 | 4.3 | 0.7÷2.25 | |
| ST4.2 | 1.4 | 2.6 | 8 | 8.4 | 2 | 4.6 | 4.6 | 1.75÷3 | |
| ST4.8 | 1.6 | 2.8 | 8.9 | 10.4 | 2 | 5.2 | 5.1 | 1.75÷4.4 | |
| ST5.5 | 1.8 | 3 | 9.9 | 11.5 | 3 | 6.6 | 6.5 | 1.75÷5.25 | |
| ST6.3 | 1.8 | 3.15 | 10.9 | 12.6 | 3 | 6.8 | 6.8 | 2÷6 | |
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