CFL -Galvanised or Mild Steel Fixing Flanges
Place Flanges over duct, Lip out the duct 10-20mm. Do this on both joints and then bolt flanges together.
mm
Dia Flange
Thickness
Width of Flange
Number of Holes
Hole Size
PCD fixing Dia
Weight per KG
100
153
3
25
8
9
135
0.3
125
178
157
0.4
150
205
5
185
0.5
180
235
215
0.6
200
255
12
0.7
250
305
285
0.8
300
355
30
336
1.0
350
420
6
11
394
1.8
400
465
16
439
2.0
450
515
489
2.3
500
565
540
2.6
550
615
590
2.8
600
665
640
3.0
650
715
24
690
3.3
700
785
40
750
3.5
835
800
5.0
885
850
5.4
900
985
950
6.0
1035
1000
6.4
1085
1050
6.7