| Tube & Pipe Products |
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1. MILD STEEL ROUND PIPE – BS 1387:1985 Carbon Steel Black Pipe for General Structural Purposes
Sizes – ½” to 4” Class – AA, A (Light), B (Medium), C (Heavy)
| PNC TUBE & PIPE INDUSTRIES | ||||||||
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| CIRCULAR HOLLOW SECTIONS | M.S. Black Pipe : BS 1387:1985 | |||||||
| British Standard Welded Steel Pipe | ||||||||
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|
Thickness
CLASS
|
Normal
Size
|
Outside
Diameter
|
Wall
Thickness
|
Calculated
Weight
(Plain
End)
|
Hexagon
Packing
|
|||
|
max.
|
min.
|
|||||||
|
mm
|
in.
|
mm
|
mm
|
mm
|
kg/m
|
kg/6m
|
pcs
|
|
|
|
|
D
|
D
|
t
|
|
|
|
| Class A |
15
|
1/2"
|
21.4
|
21.0
|
2.0
|
0.947
|
5.68
|
91
|
| (Light) |
20
|
3/4"
|
26.9
|
26.4
|
2.3
|
1.38
|
8.28
|
91
|
|
25
|
1"
|
33.8
|
33.2
|
2.6
|
1.98
|
11.88
|
91
|
|
32
|
1-1/4"
|
42.5
|
41.9
|
2.6
|
2.54
|
15.24
|
44
|
|
40
|
1-1/2"
|
48.4
|
47.8
|
2.9
|
3.23
|
19.38
|
44
|
|
50
|
2"
|
60.2
|
59.6
|
2.9
|
4.08
|
24.48
|
44
|
|
65
|
2-1/2"
|
76
|
75.2
|
3.2
|
5.71
|
34.26
|
19
|
|
80
|
3"
|
88.7
|
87.9
|
3.2
|
6.72
|
40.32
|
19
|
|
100
|
4"
|
113.9
|
113.0
|
3.6
|
9.75
|
58.50
|
10
|
|
||||||||
| Class B |
15
|
1/2"
|
21.7
|
21.1
|
2.6
|
1.21
|
7.26
|
91
|
| (Medium) |
20
|
3/4"
|
27.2
|
26.6
|
2.6
|
1.56
|
9.36
|
91
|
|
25
|
1"
|
34.2
|
33.4
|
3.2
|
2.41
|
14.46
|
91
|
|
32
|
1-1/4"
|
42.9
|
42.1
|
3.2
|
3.10
|
18.60
|
44
|
|
40
|
1-1/2"
|
48.8
|
48.0
|
3.2
|
3.57
|
21.42
|
44
|
|
50
|
2"
|
60.8
|
59.8
|
3.6
|
5.03
|
30.18
|
44
|
|
65
|
2-1/2"
|
76.6
|
75.4
|
3.6
|
6.43
|
38.58
|
19
|
|
80
|
3"
|
89.5
|
88.1
|
4.0
|
8.37
|
50.22
|
19
|
|
100
|
4"
|
114.9
|
113.3
|
4.5
|
12.2
|
73.20
|
10
|
|
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| Class C |
15
|
1/2"
|
21.7
|
21.1
|
3.2
|
1.44
|
8.64
|
91
|
| (Heavy) |
20
|
3/4"
|
27.2
|
26.6
|
3.2
|
1.87
|
11.22
|
91
|
|
25
|
1"
|
34.2
|
33.4
|
4.0
|
2.94
|
17.64
|
91
|
|
32
|
1-1/4"
|
42.9
|
42.1
|
4.0
|
3.80
|
22.80
|
44
|
|
40
|
1-1/2"
|
48.8
|
48.0
|
4.0
|
4.38
|
26.28
|
44
|
|
50
|
2"
|
60.8
|
59.8
|
4.5
|
6.19
|
37.14
|
44
|
|
65
|
2-1/2"
|
76.6
|
75.4
|
4.5
|
7.93
|
47.58
|
19
|
|
80
|
3"
|
89.5
|
88.1
|
5.0
|
10.30
|
61.80
|
19
|
|
100
|
4"
|
114.9
|
113.3
|
5.4
|
14.50
|
87.00
|
10
|
|
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