Quick Reference-Fire Fighting (Part-3)
QUICK REFERENCE-FIRE FIGHTING (PART-3)
Pipe Support Details
Nominal Pipes Diameter
Hanger rod diameter
Hanging Strip Size(thickxwidh)
Spacing between supports
25 mm
8 mm
20 x 1 mm
2 Meter
32 mm
8 mm
20 x 1 mm
2.5 Meter
40 mm
8 mm
20 x 1 mm
2.5 Meter
50 mm
10 mm
25 x 1.2 mm
2.5 Meter
65 mm
10 mm
25 x 1.2 mm
2.5 Meter
80 mm
10 mm
25 x 1.2 mm
2.5 Meter
100 mm*
12 mm
25 x 1.6 mm
2.5 Meter
125 mm*
12 mm
25 x 2 mm
3 Meter
150 mm*
12 mm
25 x 2 mm
3 Meter
- As per Site Requirement Fabrication Support may be used.
Sprinkler Qty
Pipe Size
Min.Sprinkler Qty
Max.Sprinkler Qty
25 mm
1
2
32 mm
3
4
40 mm
5
7
50 mm
8
15
65 mm
16
30
80 mm
31
60
100 mm*
61
100
150 mm*
More than 100
Supporting Chanel & U Bolt
Pipe Size
Chanel
U Bolt Dia
Up to 50 mm
38x38xx6 mm
9 mm
65 To 100 mm
75x75x6 mm
12 mm
125 To 200 mm
88x88x9 mm
15 mm
Flange Details
Pipe Dia
Flange Thickness
No. of holes
200 mm.
24 mm.
12
150 mm and 125 mm
22 mm.
8
100 mm and 80 mm
20 mm.
8
65 mm.
18mm
4
40 mm and below.
16mm
4
Pipe Support Details
MS Angle(mm)
Anchor Faster
Width
40X40X5
12MM
200MM both Side of Pipe
Holiday Test Voltage (IS 15337)
Thickness of Coating
Test Voltage, Max
2 mm
10KV
3 mm
12KV
4 mm
15KV
Recommended Welding Electrode Size
Average Thickness of Plate or Sections
Maximum Electrode Size
Current Range
1.5 To 2.0 mm
2.5 mm
60 To 95 Amp
2.0 To 5.0 mm
3.2 mm
110 To 130 Amp
5.0 To 8.0 mm
4.0 mm
140 To 165 Amp
8.0 mm
5.0 mm
170 To 260 Amp