N.B.
and
Series |
Outside
Diameter |
Wall
Thickness |
Nominal Weight for
Black and Galvanized Pipes
Plain End |
| mm |
mm |
mm |
kg/m |
mtr. per ton |
15 L
M
H |
21.30 |
2.00
2.60
3.20 |
0.947
1.21
1.44 |
1056
826
694 |
20 L
M
H |
26.90 |
2.30
2.60
3.20 |
1.38
1.56
1.87 |
725
641
535 |
25 L
M
H |
33.70 |
2.60
3.20
4.00 |
1.98
2.41
2.93 |
505
415
341 |
32 L
M
H |
42.40 |
2.60
3.20
4.00 |
2.54
3.10
3.79 |
394
323
264 |
40 L
M
H |
48.30 |
2.90
3.20
4.00 |
3.23
3.56
4.37 |
310
281
229 |
50 L
M
H |
60.30 |
2.90
3.60
4.50 |
4.08
5.03
6.19 |
245
199
162 |
65 L
M
H |
76.10 |
3.20
3.60
4.50 |
5.71
6.42
7.93 |
175
156
126 |
80 L
M
H |
88.90 |
3.20
3.60
4.50 |
5.71
6.42
7.93 |
175
156
126 |
90 L
M
H |
101.60 |
3.60
4.00
4.80 |
8.70
9.63
11.50 |
115
104
87 |
100 L
M
H |
114.30 |
3.60
4.50
5.40 |
9.75
12.20
14.50 |
103
82
69 | |
N.B.
and
Series |
Outside
Diameter |
Wall
Thickness |
Nominal Weight for
Black and Galvanized Pipes
Plain End |
| mm |
mm |
mm |
kg/m |
mtr. per ton |
110 L
M
H |
127.00 |
4.50
4.80
5.40 |
13.60
14.50
16.20 |
74
69
62 |
125 L
M
H |
139.70 |
4.50
4.80
5.40 |
15.00
15.90
17.90 |
67
63
56 |
135 L
M
H |
152.40 |
4.50
4.80
5.40 |
16.40
17.50
19.60 |
61
57
51 |
150 L
M
H |
165.10 |
4.50
4.80
5.40 |
17.80
18.90
21.30 |
56
53
47 |
150 L
M
H1
H2 |
168.30 |
4.50
4.80
5.40
6.30 |
18.20
19.40
21.70
25.20 |
55
52
46
40 | |
| |
| TOLERANCES |
| A. Outside Diameter |
| i) |
upto and including |
+0.4 mm |
| |
48.3 |
- 0.8 mm |
| |
| ii) |
over 48.3 mm |
±1.0% |
| |
| B. Thickness |
| |
(For all sizes) |
|
| Welded tubes + Not ltd - 10% |
| |
| C. Length |
| Unless otherwise specified 4 to 7 mtrs. | |
|
| D. Weight |
| Single tubes (Light) |
+10% mm |
| |
|
- 8 mm |
| (Medium & Heavy) |
±10% |
| 10 Tons Lot (Light) |
±7.5% |
| (Medium & Heavy) |
|
| |
| E. Physcial Properties |
| Grade |
Tensile
Strength
(min.) |
Yield Strerss (min.) |
Elogation
on Guage
length
5.65 S0 (min.) |
| |
Mpa |
Mpa |
Percent |
| YSt 210 YSt 240 |
330
410 |
210
240 |
20
17 | | |
| |
|
| | |
