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 Maximum allowable loads |
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| TheNF EN1935 standard clearly defines the maximum allowable loads per hinge according to the conditions of use.
The table below sums up the classification of the hinges according to this standard, giving the specifications by way of an 8-character code. |
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1st character |
2nd character |
3rd character |
4th character |
5th character |
6th character |
7th character |
8th character |
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Category of use |
Endurance test cycle |
Weight of door subjected to test |
Fire / smoke capacity |
Safety of persons |
Corrosion resistance |
Safety of property |
Hinge grade |
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Duty |
Grade |
Used on |
Grade |
Number of test cycles |
Grade |
Weight
(kg) |
Grades available |
Grades available |
Grades available |
Grades available |
Grades
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| light |
1 |
window |
3 |
10.000 |
0 |
10 |
0 or 1 |
1 |
0,1,2,3,4 |
0 or 1 |
1 |
| light |
1 |
window |
3 |
10.000 |
1 |
20 |
0 or 1 |
1 |
0,1,2,3,4 |
0 or 1 |
2 |
| light |
1 |
door or window |
4 |
25.000 |
1 |
20 |
0 or 1 |
1 |
0,1,2,3,4 |
0 or 1 |
3 |
| medium |
2 |
door |
7 |
200.000 |
1 |
20 |
0 or 1 |
1 |
0,1,2,3,4 |
0 or 1 |
4 |
| light |
1 |
fenêtre |
3 |
10.000 |
2 |
40 |
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0,1,2,3,4 |
0 or 1 |
5 |
| light |
1 |
door or window |
4 |
25.000 |
2 |
40 |
0 or 1 |
1 |
0,1,2,3,4 |
0 or 1 |
6 |
| medium |
2 |
door |
7 |
200.000 |
2 |
40 |
0 or 1 |
1 |
0,1,2,3,4 |
0 or 1 |
7 |
| light |
1 |
window |
3 |
10.000 |
3 |
60 |
0 or 1 |
1 |
0,1,2,3,4 |
0 or 1 |
8 |
| light |
1 |
door or window |
4 |
25.000 |
3 |
60 |
0 or 1 |
1 |
0,1,2,3,4 |
0 or 1 |
9 |
| medium |
2 |
door |
7 |
200.000 |
3 |
60 |
0 or 1 |
1 |
0,1,2,3,4 |
0 or 1 |
10 |
| heavy |
3 |
door |
7 |
200.000 |
4 |
80 |
0 or 1 |
1 |
0,1,2,3,4 |
0 or 1 |
11 |
| severe |
4 |
door |
7 |
200.000 |
5 |
100 |
0 or 1 |
1 |
0,1,2,3,4 |
0 or 1 |
12 |
| severe |
4 |
door |
7 |
200.000 |
6 |
120 |
0 or 1 |
1 |
0,1,2,3,4 |
0 or 1 |
13 |
| severe |
4 |
door |
7 |
200.000 |
7 |
160 |
0 or 1 |
1 |
0,1,2,3,4 |
0 or 1 |
14 |
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Example : 4771101 14
identifies severe use for a door capable of undergoing 200,000 cycles, under a load of 160 kg, fit for use on a fire door, for the safety of persons, with no corrosion resistance, fit for use on burglar-proof doors of grade 14. |
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