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Black & Galvanized steel tubes conforming to IS:1239(I)
Equipments to BS:1387 & Structural Tubes conforming to IS:1161
SERIES
LIGHT
MEDIUM
HEAVY
NORMAL BORE
O.D
OUTSIDE
DIA.
WALL THICK.
WEIGHT
OUTSIDE
DIA.
WALL THICK
WEIGHT
OUTSIDE
DIA.
WALL THICK
WEIGHT
INCH
Mm
Mm
(Min)
mm
(Max)
mm
Mm
P/E Kg/m
S/S Kg/m
(Min) mm
(Max)
mm
Mm
P/E Kg/m
S/S Kg/m
(Min) mm
(Max)
mm
Mm
P/E Kg/m
S/S
Kg/m
1/2
15
21.3
21.0
21.4
2.0
0.947
0.956
21.0
21.8
2.6
1.21
1.22
21.0
21.8
3.2
1.44
1.45
3/4
20
26.9
26.4
26.9
2.3
1.38
1.39
26.5
27.3
2.6
1.56
1.57
26.5
27.3
3.2
1.87
1.88
1
25
33.7
33.2
33.8
2.6
1.98
2.00
33.3
34.2
3.2
2.41
2.43
33.3
34.2
4.0
2.93
2.95
1-1/4
32
42.2
41.9
42.5
2.6
2.54
2.57
42.0
42.9
3.2
3.10
3.13
42.0
42.9
4.0
3.79
3.82
1-1/2
40
48.3
47.8
48.4
2.9
3.23
3.27
47.9
48.8
3.2
3.56
3.60
47.9
48.8
4.0
4.37
4.41
2
50
60.3
59.6
60.2
2.9
4.08
4.15
59.7
60.8
3.6
5.03
5.10
59.7
60.8
4.5
6.19
6.26
2-1/2
65
76.1
75.2
76.0
3.2
5.71
5.83
75.3
76.6
3.6
6.42
6.54
75.3
76.6
4.5
7.93
8.05
3
80
88.9
87.9
88.7
3.2
6.72
6.89
88.0
89.5
4.0
8.36
8.53
88.0
89.5
4.8
9.90
10.10
4
100
114.3
113.0
113.9
3.6
9.75
10.00
113.1
115.0
4.5
12.20
12.50
113.1
115.0
5.4
14.50
14.80
5
125
139.7
-
-
4.5
15.00
-
138.5
140.8
4.8
15.90
16.40
138.5
140.8
5.4
17.90
18.40
6
150
165.1
-
-
4.5
17.80
-
163.9
166.5
4.8
18.90
19.50
163.9
166.5
5.4
21.30
21.90
6
150
168.3
-
-
4.5
18.20
-
-
-
4.8
19.40
-
-
-
H1-5.4
21.70
-
6
150
168.3
-
-
-
-
-
-
-
-
-
-
-
-
H2-6.3
25.20
-
7
175
193.7
-
-
4.8
22.40
-
-
-
5.4
25.10
-
-
-
5.9
27.30
-
8
200
219.1
-
-
4.8
25.40
-
-
-
5.6
29.50
-
-
-
5.9
31.00
-

 ERW Pipes for water & Sewage conforming to IS:3589
& Water well casing conforming to IS:4270
SIZE
CONVENTIACONVENTIONAL MASS PER UNIT LENGTH (Kg/m)
NB
OD
WALLTHICKNESS(mm)
mm
mm
3.20
3.60
4.00
4.30
4.65
4.85
5.00
5.20
5.40
5.60
6.00
6.35
6.40
7.00
7.10
8.00
9.50
10.00
100
114.30
-
-
-
-
-
-
13.48
-
14.50
-
16.02
-
-
-
-
-
-
-
125
141.30
- -
-
-
--
-
-
16.81
-
18.10
-
20.02
-
-
-
-
-
-
-
150
168.30
13.03
14.62
16.21
17.39
18.77
19.55
20.13
20.91
21.69
-
24.01
25.36
25.85
27.84
28.22
-
-
-
175
193.70
-
16.18
18.71
20.08
21.68
22.59
23.27
24.17
25.07
-
27.27
29.34
29.56
32.23
32.67
36.63
-
-
200
219.10
-
19.13
21.22
22.78
24.59
25.62
26.40
27.43
28.46
29.48
31.53
33.31
33.57
36.61
37.12
41.65
49.10
51.56
250
273.10
-
23.93
26.54
28.50
30.78
32.08
33.06
34.35
35.65
36.94
39.52
41.77
42.09
45.93
46.57
52.30
61.75
64.88
300
323.90
-
-
31.55
33.89
66.61
38.16
39.32
40.87
42.41
53.96
47.01
49.73
50.11
54.70
55.47
62.32
73.65
77.41
350
355.60
-
-
34.68
37.25
40.24
41.95
43.23
44.93
46.63
48.33
51.73
54.69
55.11
16.18
61.02
68.57
81.08
85.22
 

Tolerance on outside diameter, wall thickness,
weight, and length of pipe
SPEC
OUT SIDE DIAMETER
WALL THICKNESS
WEIGHT
LENGTH
PIPE BODY
PIPE END
Minimum(Mtr.)
Maximum(Mtr.)
IS:1239&
BS:1387
As per table
S.S/ Plain
Light -8% + not
limited
Medium&Heavy
10%, + not limited
Carload 10 MT light+5%
M&H M 7.5% Single Tube
Light -8% 10%
Med &Heavy+10%
3
6.5
IS: 589
Upto 508mm
OD =+ 0.75%
N.A.
+10%
Carload 10MT
and above+7.5%
3
6.5
IS: 4270
+10%
-
Upto 406.4mm OD
=+ 15%-12.5%
+10%-8%
3
6.5
IS:1161
Upto 48.3mm OD,
+0.4mm, -0.8mm Over 48.3mm+1.0%
N.A.
-10%,+ not limited
Carload 10 MT light+5%
M&H+7.5% Single Tube
Light -8% 10%
Med &Heavy+10%
3
6.5
 
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