Òype 4.8.1, Slot bridge perforation with radial notching
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| a x S |
t1xt2 |
h |
R |
F |
BxL |
b |
cold-rolled steel
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| 0,5 |
0,6 |
0,8 |
1,0 |
1,5 |
2,0 |
| 5X20 |
20,0X25,0 |
5,5 |
12,5 |
12,09 |
450X2000 |
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|
+
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+
|
a x S - hole's size, mm
t1 - pitch, mm
t2 - pitch, mm
F - open area, %
B x L -maximum dimensions of sheet, mm
b - thickness of sheet, mm |
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