|
1 kN = 102 kilos
|
|
> 5 kN/m2
(two-way pedestrian) |
|
|
> 3kN/m2
(maintenance application) |
The table is to assist in identifying the nearest specification to your requirements and is intended for indicative purposes only.
Please contact us for specific loading calculations.
|
|
|
Span |
Bars - mm |
|
mm |
20x2 |
25x2 |
25x3 |
30x2 |
30x3 |
40x2 |
40x3 |
50x3 |
60x3 |
|
100 |
466 |
729 |
1093 |
1049 |
1574 |
1865 |
2798 |
4373 |
6296 |
|
200 |
117 |
182 |
273 |
262 |
394 |
466 |
700 |
1093 |
1574 |
|
300 |
51,8 |
81,0 |
121,5 |
116,6 |
174,9 |
207,3 |
310,9 |
485,8 |
700 |
|
400 |
29,2 |
45,6 |
68,3 |
65,6 |
98,4 |
116,6 |
174,9 |
273,3 |
393,5 |
|
500 |
18,7 |
29,2 |
43,7 |
42,0 |
63,0 |
74,6 |
111,9 |
174,9 |
251,9 |
|
600 |
13,0 |
20,2 |
30,4 |
29,2 |
43,7 |
51,8 |
77,7 |
121,5 |
174,9 |
|
700 |
9,62 |
14,87 |
22,31 |
21,42 |
32,12 |
38,07 |
57,11 |
89,23 |
128,50 |
|
800 |
6,51 |
11,39 |
17,08 |
16,39 |
25,60 |
29,15 |
43,73 |
68,32 |
98,38 |
|
900 |
4,57 |
8,93 |
13,40 |
12,96 |
19,43 |
23,03 |
34,55 |
53,98 |
77,73 |
|
1000 |
3,33 |
6,51 |
9,76 |
10,49 |
15,75 |
18,66 |
27,98 |
43,73 |
62,96 |
|
1100 |
2,50 |
4,89 |
7,34 |
8,45 |
13,01 |
15,42 |
23,13 |
36,14 |
52,04 |
|
1200 |
1,93 |
3,77 |
5,65 |
6,51 |
9,76 |
12,96 |
19,43 |
30,36 |
43,73 |
|
1300 |
1,52 |
2,96 |
4,44 |
5,12 |
7,68 |
11,04 |
16,56 |
25,87 |
37,26 |
|
1400 |
1,22 |
2,37 |
3,56 |
4,10 |
6,15 |
9,52 |
14,28 |
22,31 |
32,12 |
|
1500 |
0,99 |
1,93 |
2,90 |
3,33 |
5,00 |
7,90 |
11,85 |
19,43 |
27,98 |
|
1600 |
0,82 |
1,59 |
2,38 |
2,75 |
4,12 |
6,51 |
9,76 |
17,08 |
24,60 |
|
1700 |
0,68 |
1,32 |
1,99 |
2,29 |
3,43 |
5,43 |
8,14 |
15,13 |
21,79 |
|
1800 |
0,57 |
1,12 |
1,67 |
1,93 |
2,89 |
4,57 |
6,86 |
13,39 |
19,43 |
|
1900 |
0,49 |
0,95 |
1,42 |
1,64 |
2,46 |
3,89 |
5,83 |
11,39 |
17,44 |
|
2000 |
0,42 |
0,81 |
1,22 |
1,41 |
2,11 |
3,33 |
5,00 |
9,76 |
15,74 |
|
Correction factors for
Alternative Apertures |
|
Apertures |
x |
Factor |
|
9 mm |
|
3,33 |
|
15 mm |
|
2,00 |
|
20 mm |
|
1,50 |
|
40 mm |
|
0,75 |
|
60 mm |
|
0,50 |
For Stainless Steel & Aluminium Gratings
Please contact us. |
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