|
 |
Black
& Galvanised Steel Tubes for use in Water, Gas, Steam and
Air Lines
Conforming to IS 1239 (Part – I)/2004 Equivalent to BS 1387/1985 |
|
Nominal Bore & Series |
Outside Diameter
|
Wall Thickness
|
Nominal Mass of Steel Tubes
|
Sockets
|
|
Max
|
Min
|
Plain End
|
Screwed & Socketed
|
|
mm
|
inch
|
mm
|
mm
|
mm
|
SWG
|
Kg/m
|
Mtrs/ tonne
|
Kg/ mtrs
|
Mtrs/ tonne
|
Min O.D
mm
|
Min Length
mm
|
|
15 L
|
0.50
|
21.4
|
21.0
|
2.0
|
14
|
0.947
|
1056
|
0.956
|
1046
|
27.0
|
37.0
|
|
15M
|
0.50
|
21.8
|
21.0
|
2.6
|
12
|
1.21
|
826
|
1.22
|
820
|
27.0
|
37.0
|
|
15H
|
0.50
|
21.8
|
21.0
|
3.2
|
10
|
1.44
|
694
|
1.45
|
690
|
27.0
|
37.0
|
|
|
|
20L
|
0.75
|
26.9
|
26.4
|
2.3
|
13
|
1.38
|
725
|
1.39
|
719
|
32.5
|
39.0
|
|
20M
|
0.75
|
27.3
|
26.5
|
2.6
|
12
|
1.56
|
641
|
1.57
|
637
|
32.5
|
39.0
|
|
20H
|
0.75
|
27.3
|
26.5
|
3.2
|
10
|
1.87
|
535
|
1.88
|
532
|
32.5
|
39.0
|
|
|
|
25L
|
1.00
|
33.8
|
33.2
|
2.6
|
12
|
1.98
|
505
|
2.00
|
500
|
39.5
|
46.0
|
|
25M
|
1.00
|
34.2
|
33.3
|
3.2
|
10
|
2.41
|
415
|
2.43
|
412
|
39.5
|
46.0
|
|
25H
|
1.00
|
34.2
|
33.3
|
4.0
|
8
|
2.93
|
341
|
2.95
|
339
|
39.5
|
46.0
|
|
|
|
32L
|
1.25
|
42.5
|
41.9
|
2.6
|
12
|
2.54
|
394
|
2.57
|
389
|
49.0
|
51.0
|
|
32M
|
1.25
|
42.9
|
42.0
|
3.2
|
10
|
3.10
|
323
|
3.13
|
319
|
49.0
|
51.0
|
|
32H
|
1.25
|
42.9
|
42.0
|
4.0
|
8
|
3.79
|
264
|
3.82
|
262
|
49.0
|
51.0
|
|
|
|
40L
|
1.50
|
48.4
|
47.8
|
2.9
|
11
|
3.23
|
310
|
3.27
|
306
|
56.0
|
51.0
|
|
40M
|
1.50
|
48.8
|
47.9
|
3.2
|
10
|
3.56
|
281
|
3.60
|
278
|
56.0
|
51.0
|
|
40H
|
1.50
|
48.8
|
47.9
|
4.0
|
8
|
4.37
|
229
|
4.41
|
227
|
56.0
|
51.0
|
|
|
|
50L
|
2.00
|
60.2
|
59.6
|
2.9
|
11
|
4.08
|
245
|
4.15
|
241
|
68.0
|
60.0
|
|
50M
|
2.00
|
60.8
|
59.7
|
3.6
|
9
|
5.03
|
199
|
5.10
|
196
|
68.0
|
60.0
|
|
50H
|
2.00
|
60.8
|
59.7
|
4.5
|
7
|
6.19
|
162
|
6.26
|
160
|
68.0
|
60.0
|
|
|
|
65L
|
2.50
|
76.0
|
75.2
|
3.2
|
10
|
5.71
|
175
|
5.83
|
172
|
84.0
|
69.0
|
|
65M
|
2.50
|
76.6
|
75.3
|
3.6
|
9
|
6.42
|
156
|
6.54
|
153
|
84.0
|
69.0
|
|
65H
|
2.50
|
76.6
|
75.3
|
4.5
|
7
|
7.93
|
126
|
8.05
|
124
|
84.0
|
69.0
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
80L
|
3.00
|
88.7
|
87.9
|
3.2
|
10
|
6.72
|
149
|
6.89
|
145
|
98.0
|
75.0
|
|
80M
|
3.00
|
89.5
|
88.0
|
4.0
|
8
|
8.36
|
120
|
8.53
|
117
|
98.0
|
75.0
|
|
80H
|
3.00
|
89.5
|
88.0
|
4.8
|
6
|
9.90
|
101
|
10.40
|
96
|
98.0
|
75.0
|
|
|
|
100L
|
4.00
|
113.9
|
113.0
|
3.6
|
9
|
9.75
|
103
|
10.00
|
100
|
124.0
|
87.0
|
|
100M
|
4.00
|
115.0
|
113.1
|
4.5
|
7
|
12.20
|
82
|
12.50
|
80
|
124.0
|
87.0
|
|
100H
|
4.00
|
115.0
|
113.1
|
5.4
|
5
|
14.50
|
69
|
14.80
|
68
|
124.0
|
87.0
|
|
|
|
125M
|
5.00
|
140.8
|
138.5
|
4.8
|
6
|
15.90
|
63
|
16.40
|
61
|
151.0
|
96.0
|
|
125H
|
5.00
|
140.8
|
138.5
|
5.4
|
5
|
17.90
|
56
|
18.40
|
54
|
151.0
|
96.0
|
|
|
|
150M
|
6.00
|
166.5
|
163.9
|
4.8
|
6
|
18.90
|
53
|
19.5
|
51
|
178.0
|
96.0
|
|
150H
|
6.00
|
166.5
|
163.9
|
5.4
|
5
|
21.30
|
47
|
21.90
|
46
|
178.0
|
96.0
|
|
|
TOLERENCE ON THICKNESS
AND MASS
|
|
CLASS
|
THICKNESS
|
WEIGHT
|
LENGTH
|
|
Single Tube
|
Per Load of 10
Tonne Min
|
Unless otherwise Specified
|
|
Light
|
+ Not Limited
- 8%
|
+10%
-8%
|
± 5%
|
4 to 7 Mtr.
|
|
Medium & Heavy
|
+ Not Limited
- 10%
|
± 10%
|
± 7.5%
|
|
|
|
