| |
EN 10255 Heavy Steel Pipe |
Chemical Composition |
Mechanical Properties |
HYDROSTATIC TEST (BAR) |
PIPES THREADS |
C |
Mn |
P |
S |
TENSILE |
YIELD |
ELONGATION |
MAX % |
MAX % |
MAX % |
MAX % |
STRENGTH |
STRENGTH |
% |
0.20 |
1.20 |
0.045 |
0.045 |
320-460N/mm2 |
195N/mm2 |
20 |
50 |
55 |
| |
Nominal |
Outside Diameter |
Wall |
Calculated Weight |
Threads |
Number of |
Size |
Thickness |
Per 25.4 |
Pieces Per |
(DN) |
(Max) |
(Min) |
|
Plain Ends |
Threads & Coupling |
mm. |
Bundle |
in |
in |
mm. |
in |
mm. |
mm. |
lb/ft |
kg/ft |
kg/m |
lb/ft |
kg/ft |
kg/m |
|
|
1/2 (15) |
0.854 |
21.7 |
0.831 |
21.1 |
3.2 |
0.966 |
0.439 |
1.44 |
0.972 |
0.442 |
1.45 |
14 |
169 |
3/4 (20) |
1.071 |
27.2 |
0.047 |
26.6 |
3.2 |
1.254 |
0.57 |
1.87 |
1.261 |
0.573 |
1.88 |
14 |
127 |
1 (25) |
1.346 |
34.2 |
1.316 |
33.4 |
4.0 |
1.971 |
0.896 |
2.94 |
1.985 |
0.902 |
2.96 |
11 |
91 |
1 1/4 (32) |
1.685 |
42.9 |
1.657 |
42.1 |
4.0 |
2.548 |
1.158 |
3.8 |
2.568 |
1.167 |
3.83 |
11 |
61 |
1 1/2 (40) |
1.917 |
48.8 |
1.889 |
48.0 |
4.0 |
2.937 |
1.335 |
4.38 |
2.964 |
1.347 |
4.42 |
11 |
44 |
2 (50) |
2.394 |
60.8 |
2.354 |
59.8 |
4.5 |
4.151 |
1.887 |
6.19 |
4.198 |
1.908 |
6.26 |
11 |
37 |
| DIMENSION TOLERANCE |
| WALL THICKNESS : -10% + NOT LIMIT |
| WEIGHT : + + 4% PER BUNDLE (OVER 500 ft) |
| : + 10%, -8% PER PIECE |
| LENGTH : + 50 mm, - 0 mm. |
|
|
