ISO sertificate
Inter Pipe is sertificated by ISO 9001 with number 7510040227
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There are various dimensions of welded steel pipes in our storehouse.
Diameter of the electric welded pipes is shown in the Table:
| № |
Conditional pass |
Outside diameter |
Wall thickness (Т) and Theoretical weight (М) |
|
Strengthened
|
Ordinary
|
Light
|
| mm |
inch |
Т, mm |
М,kg/м |
Т, mm |
М,kg/м |
Т, mm |
М,kg/м |
| 1. |
10 |
3/8 |
17,5 |
2,9 |
1,02 |
2,3 |
0,85 |
2,0 |
0,74 |
| 2. |
15 |
½ |
21,3 |
3,2 |
1,44 |
2,6 |
1,21 |
2,3 |
1,08 |
| 3. |
20 |
¾ |
26,9 |
3,2 |
1,87 |
2,6 |
1,56 |
2,3 |
1,39 |
| 4. |
25 |
1 |
33,7 |
4,0 |
2,93 |
3,2 |
2,41 |
2,9 |
2,2 |
| 5. |
32 |
11/4 |
42,4 |
4,0 |
3,79 |
3,2 |
3,1 |
2,9 |
2,82 |
| 6. |
40 |
11/2 |
48,3 |
4,0 |
4,37 |
3,2 |
3,56 |
2,9 |
3,24 |
| 7. |
50 |
2 |
60,3 |
4,5 |
6,19 |
3,6 |
5,03 |
3,2 |
4,49 |
| 8. |
65 |
21/2 |
76,1 |
4,5 |
7,93 |
3,6 |
6,42 |
3,2 |
5,73 |
| 9. |
80 |
3 |
88,9 |
5,0 |
10,3 |
4,0 |
8,36 |
3,6 |
7,55 |
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