|
G.I. Pipe is available as per IS : 1239.
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DIMENSIONS OF GALVANISED STEEL TUBES AS PER IS : 1239 [PART1] / 1990
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|
NOMINAL
|
CLASS
|
OUTSIDE DIAMETER
|
WALL THICKNESS
|
PLAIN ENDS
|
SCREWED AND SOCKETED
|
|
BORE (NBmm inches
|
abs
|
MINmm
|
MAmm
|
mm
|
SWG
|
Kg / Mtr
|
Mtrs / Tonne
|
Kg / Mtr
|
Mtrs / Tonne
|
|
15 (1/2")
|
L
|
21
|
21.4
|
2
|
14
|
0.947
|
1056
|
0.956
|
1046
|
|
M
|
21
|
21.8
|
2.6
|
12
|
1.21
|
826
|
1.22
|
820
|
|
H
|
21
|
21.8
|
3.2
|
10
|
1.44
|
694
|
1.45
|
690
|
|
20 (3/4")
|
L
|
26.4
|
26.9
|
2.3
|
13
|
1.38
|
725
|
1.39
|
719
|
|
M
|
26.5
|
27.3
|
2.6
|
12
|
1.56
|
641
|
1.57
|
637
|
|
H
|
26.5
|
27.3
|
3.2
|
10
|
1.87
|
535
|
1.88
|
532
|
|
25 (1")
|
L
|
33.2
|
33.8
|
2.6
|
12
|
1.98
|
505
|
2
|
500
|
|
M
|
33.3
|
34.2
|
3.2
|
10
|
2.41
|
415
|
2.43
|
412
|
|
H
|
33.3
|
34.2
|
4
|
8
|
2.93
|
341
|
2.95
|
339
|
|
32 (11/4")
|
L
|
41.9
|
42.5
|
2.6
|
12
|
2.54
|
394
|
2.57
|
389
|
|
M
|
42
|
42.9
|
3.2
|
10
|
3.1
|
325
|
3.13
|
319
|
|
H
|
42
|
42.9
|
4
|
8
|
3.79
|
264
|
3.82
|
262
|
|
40 (11/2")
|
L
|
47.8
|
48.4
|
2.9
|
11
|
3.23
|
310
|
3.27
|
306
|
|
M
|
47.9
|
48.8
|
3.2
|
10
|
3.56
|
281
|
3.6
|
278
|
|
H
|
47.9
|
48.8
|
4
|
8
|
4.37
|
229
|
4.41
|
227
|
|
50 (2")
|
L
|
59.6
|
60.2
|
2.9
|
11
|
4.08
|
245
|
4.15
|
241
|
|
M
|
59.7
|
60.8
|
3.6
|
9
|
5.03
|
199
|
5.1
|
196
|
|
H
|
59.7
|
60.8
|
4.5
|
7
|
6.19
|
162
|
6.26
|
160
|
|
65 (21/2")
|
L
|
75.2
|
76
|
3.2
|
10
|
5.71
|
175
|
5.83
|
172
|
|
M
|
75.3
|
76.6
|
3.6
|
9
|
6.42
|
156
|
6.54
|
153
|
|
H
|
75.3
|
76.6
|
4.5
|
7
|
7.93
|
126
|
8.05
|
124
|
|
80 (3")
|
L
|
87.9
|
88.7
|
3.2
|
10
|
6.72
|
149
|
6.89
|
145
|
|
M
|
88
|
89.5
|
4
|
8
|
8.36
|
120
|
8.53
|
117
|
|
H
|
88
|
89.5
|
4.8
|
6
|
9.9
|
101
|
10.4
|
96
|
|
100 (4")
|
L
|
113
|
113.9
|
3.6
|
9
|
9.75
|
103
|
10
|
100
|
|
M
|
113.1
|
115
|
4.5
|
7
|
12.2
|
82
|
12.5
|
80
|
|
H
|
113.1
|
115
|
5.4
|
5
|
14.5
|
69
|
14.8
|
68
|
|
125 (5")
|
M
|
138.5
|
140.8
|
4.8
|
6
|
15.9
|
63
|
16.4
|
61
|
|
H
|
138.5
|
140.8
|
5.4
|
5
|
17.9
|
56
|
18.4
|
54
|
|
150 (6")
|
M
|
163.9
|
166.5
|
4.8
|
6
|
18.9
|
53
|
19.5
|
51
|
|
H
|
163.9
|
166.5
|
5.4
|
5
|
21.3
|
47
|
21.9
|
46
|
|
|
|
Tolerances
|
Thickness :
|
Light tubes
|
: Not Limited
|
|
: - 8%
|
|
Medium & Heavy Tubes
|
: + Not Limited
|
|
: - 10%
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Weight :
|
1. Single tube (Light Series)
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: +10% - 8%
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2. Single tube (Medium & Heavy Series)
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: + - 10%
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3. For quantities perload of 10 tonnes min (light Series)
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: + - 5%
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4. For quantities perload of 10 tonnes min. (Medium & Heavy Series)
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: + - 7.5%
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Length :
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Light, Medium & Heavy tubes
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: Random Length of 4 to 7 meters unless specified otherwise
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