DIN 7972 Standardmäßig Abmessungen für Tapping screws, countersunk slotted flat head
Technische Geschichte und internationale Entsprechungen von DIN 7972
Diese Norm wurde aufgehoben
Diese Norm wurde ersetzt durch DIN EN ISO 1482
Senk-Blechschrauben mit Schlitz
Maßzeichnungen und technische Diagramme
Wichtigste Abmessungen und technische Parameter
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Dimensions in mm - source DIN 7972Withdrawn Publication date: 08/1990 |
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Ø
|
P |
dk max
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dk min |
k
|
t max
|
t min |
n max
|
n min |
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ST 2.2
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0.8 | 4.3 | 4 | 1.3 | 0.6 | 0.4 | 0.6 | 0.66 |
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ST 2.9
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1.1 | 5.5 | 5.2 | 1.7 | 0.75 | 0.5 | 0.8 | 0.86 |
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ST 3.5
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1.3 | 6.8 | 6.44 | 2.1 | 0.95 | 0.6 | 1 | 1.06 |
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ST 3.9
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1.3 | 7.5 | 7.014 | 2.3 | 1.05 | 0.7 | 1 | 1.06 |
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ST 4.2
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1.4 | 8.1 | 7.74 | 2.5 | 1.15 | 0.75 | 1.2 | 1.26 |
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ST 4.8
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1.6 | 9.5 | 9.14 | 3 | 1.35 | 0.85 | 1.2 | 1.26 |
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ST 5.5
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1.8 | 10.8 | 10.37 | 3.4 | 1.5 | 1 | 1.6 | 1.66 |
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ST 6.3
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1.8 | 12.4 | 11.97 | 3.8 | 1.75 | 1.2 | 1.6 | 1.66 |
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DIN 7972 - ≈ weigth, in kg x1000 pcs, (ρ=7,85 kg/dm3) - commercial lengths |
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| thread size | ST 2 | ST 2.9 | ST 3.5 | ST 3.9 | ST 4.2 | ST 4.8 | ST 5.5 | ST 6.3 |
| nominal length l | ||||||||
| 6.5 | 0.14 | 0.242 | ||||||
| 9.5 | 0.2 | 0.35 | 0.548 | 0.858 | 0.775 | 1.10 | ||
| 13 | 0.27 | 0.476 | 0.722 | 0.88 | 1.02 | 1.45 | 2.11 | 2.53 |
| 16 | 0.33 | 0.584 | 0.871 | 1.07 | 1.23 | 1.75 | 2.9 | 3.07 |
| 19 | 0.692 | 1.02 | 1.26 | 1.44 | 2.05 | 2.87 | 3.61 | |
| 22 | 1.17 | 1.45 | 1.65 | 2.35 | 3.26 | 4.15 | ||
| 25 | 1.32 | 1.64 | 1.86 | 2.65 | 3.65 | 4.69 | ||
| 32 | 2.35 | 3.35 | 4.56 | 5.95 | ||||
| 38 | 3.95 | 5.34 | 7.03 | |||||