rolltubesltd@yahoo.co.in
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+91 8808481662
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Roll Tubes Private Limited
Formerly Known As Roll Tubes Limited
Roll Tubes Private Limited
Formerly Known As Roll Tubes Limited
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Products
ERW Steel Pipes & Tubes
Steel Tubular Pole
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Contact Us
Products Range
SPECIFICATION IS -1239 (PART-1) -2004 & BS: 1387-1985
N.B and series
Outside Diametar
Wall Thicness
Nominal Weight of Tubes
mm
Min.
Max.
mm /SWG
Kg./M
Mtrs./Ton
Kg./M
Mtrs/Ton
15 L
21.0
21.4
2.00/ 14
0.95
1053
0.96
1042
M
21.0
21.8
2.60 /12
1.21
826
1.22
820
H
21.0
21.8
3.20 /10
1.44
694
1.45
690
20 L
26.4
26.9
2.30 /13
1.38
725
1.39
719
M
26.5
27.3
2.60 /12
1.56
641
1.57
637
H
26.5
27.3
3.20 /10
1.87
535
1.88
532
25 L
33.2
33.8
2.60 /12
1.98
505
2.00
500
M
33.3
34.2
3.20 /10
2.41
415
2.43
412
H
33.3
34.2
4.00 /8
2.93
341
2.95
339
32 L
41.9
42.5
2.60 /12
2.54
394
2.57
389
M
42.0
42.9
3.20 /10
3.10
323
3.13
319
H
42.0
42.9
4.00 /8
3.79
264
3.82
262
40 L
47.8
48.4
2.90 /11
3.23
310
3.27
306
M
47.9
48.8
3.20 /10
3.56
281
3.60
278
H
47.9
48.8
4.00 /8
4.37
229
4.41
227
50 L
59.6
60.2
2.90 /11
4.08
245
4.15
241
M
59.7
60.8
3.60 /9
5.03
199
5.10
196
H
59.7
60.8
4.50 /7
6.19
162
6.26
160
65 L
75.2
76.0
3.20 /10
5.71
175
5.83
172
M
75.3
76.6
3.60 /9
6.42
156
6.84
153
H
75.3
76.6
4.50 /7
7.93
126
8.05
124
80 L
87.9
88.7
3.20 /10
6.72
149
6.89
145
M
88.0
89.5
4.00 /8
8.36
120
8.53
117
H
88.0
89.5
4.80 /6
9.90
101
10.40
96
100 L
113.0
113.9
3.60 /9
9.75
103
10.00
100
M
113.1
115.0
4.50 /7
12.20
82
12.50
80
H
113.1
115.0
5.40 /5
14.50
69
14.80
68
125 M
138.5
140.8
4.80 /6
15.90
63
16.40
61
H
138.5
140.8
5.40 /5
17.90
56
18.40
54
150 M
163.9
166.5
4.80 /6
18.90
53
19.50
51
H
163.9
166.5
5.40 /5
21.30
47
21.90
46
TOLERANCES :
(a) Thickness :
1. Light Tubes + not limited
- 8 Per Cent
2. Medium and Heavy Tubes + not Limited
- 10 Per Cent
(c) Length :
Unless other wise specified 4 to 7 meters.
(b) Weight :
1. Single Tubes + 10 Per Cent
(Light Series) - 8 Per Cent
2. Single Tube Medium + 10 Per Cent
and Heavy Tubes - 10 Per Cent
3. For Quantities + 7.5 Per Cent
per load of 10 tonnes min - 5 Per Cent
(Light Series)
4. For Quantities + 7.5 Per Cent
per load of 10 tonnes min - 7.5 Per Cent
(Medium and Heavy Series)