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| Average external Diameter, mm |
Nominal. |
63 |
90 |
110 |
125 |
140 |
160 |
| Limit. Deviation |
+0,6 |
+0,9 |
+1,0 |
+1,2 |
+1,3 |
+1,5 |
| Thickness of a wall, mm |
Nominal. |
7,5 |
10,6 |
13,0 |
14,7 |
16,5 |
19,0 |
| Limit. Deviation |
+0,5 |
+0,8 |
+1,0 |
+1,2 |
+1,3 |
+1,4 |
| Ovality of a pipe, mm, no more |
|
1,5 |
1,8 |
2,2 |
2,5 |
2,8 |
3.2 |
|
| Number |
The name of a parameter |
External diameter, mm |
| 63 |
90 |
110 |
125 |
140 |
160 |
| 1 |
Destroying internal pressure (Pdest), MPa, not less |
A series |
30,0 |
24,0 |
20,0 |
19,0 |
16,0 |
14,0 |
| B series |
20,0 |
16,0 |
14,0 |
12,0 |
11,5 |
10,4 |
| C series |
12,0 |
10,0 |
9,5 |
9,0 |
8,5 |
8,0 |
| 2 |
Stability constant internal pressure 0,75 Pdest at 20 with, h, not less |
1 |
1 |
1 |
1 |
1 |
1 |
| 3 |
Relative change of external diameter at pressure 0,75 Pdest, % no more |
8 |
8 |
8 |
8 |
8 |
8 |
| 4 |
Change of length of a pipe after heating on 60C, no more, than % |
1,8 |
1,8 |
1,8 |
1,8 |
1,8 |
1,8 |
|
| External diameter, mm |
63 |
90 |
110 |
125 |
140 |
160 |
| Admissible stretching effort, kH |
17 |
24 |
30 |
34 |
38 |
45 |
| Admissible external pressure, Mpa |
1,6 |
1,6 |
1,6 |
1,6 |
1,6 |
1,6 |
| Weight 1 running m, kg |
1,23 |
2,49 |
3,72 |
4,78 |
6,02 |
7,91 |
|
| External diameter, mm |
The sizes of a bay, mm |
Length of a pipe in a bay, m, not less |
Weight of a bay, kg, no more |
| Diameters |
Width |
| Internal |
External |
|
| 63 |
1500 |
2500 |
1000 |
750 |
925 |
| 90 |
2000 |
2900 |
1000 |
420 |
1050 |
| 110 |
2400 |
2900 |
1000 |
150 |
560 |
|
| External diameter, mm |
63 |
90 |
110 |
125 |
140 |
160 |
| * The minimal radius of a bend, mm |
750 |
1100 |
2200 |
2500 |
2800 |
3200 |
|
* Note: The size of radius is specified for the bend of the pipe at temperature 20+-5C
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