UNI 6954 De forme standard Dimensions pour Tapping screws, cross recessed pan head
Cette norme a été annulée
Vis autotaraudeuses à tête cylindrique à empreinte cruciforme
Dessins cotés et schémas techniques
Dimensions et paramètres techniques clés
|
Dimensions in mm - source UNI 6594Withdrawn |
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| Publication date: 11 / 1978 | ||||||||||
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Ø thread size
|
P
|
dk max
|
dk min |
k max
|
k min | recess nr. |
Type H m ref.
|
Type Z m ref.
|
y type C
|
y type F |
|
2.2
|
0.8
|
4.2 | 3.9 | 1.8 | 1.55 | 1 | 2.6 | 2.4 |
2
|
1.6 |
|
2.9
|
1.1
|
5.6 | 5.3 | 2.2 | 1.95 | 1 | 3 | 2.9 |
2.6
|
2.1 |
|
3.5
|
1.3
|
6.9 | 6.54 | 2.6 | 2.35 | 2 | 4.2 | 3.9 |
3.2
|
2.5 |
| 3.9 | 1.4 | 7.5 | 7.14 | 2.8 | 2.55 | 2 | 4.4 | 4.1 | 3.5 | 2.7 |
|
4.2
|
1.4
|
8.2 | 7.84 | 3.05 | 2.75 | 2 | 4.6 | 4.3 |
3.7
|
2.8 |
|
4.8
|
1.6
|
9.5 | 9.14 | 3.55 | 3.25 | 2 | 5 | 4.7 | 4.3 | 3.2 |
|
5.5
|
1.8
|
10.8 | 10.37 | 3.95 | 3.65 | 3 | 6.5 | 6.2 | 5 | 3.6 |
|
6.3
|
1.8
|
12.5 | 12.07 | 4.55 | 4.25 | 3 | 7.1 | 6.7 | 6 | 3.6 |