Large diameter welded steel pipes
These are longitudinally welded steel pipes, electric - fusion - welded steel pipes for high-pressure service at moderate temperatures. To reach the asked lengths the tubes are welded from 3 meters long segments.
Pipes are delivered according to standards P 42 5717, P 42 0154
Material :
11 375.1 11 416.1 11 369 11 523.1 15 020
there is a possibility to use also other kind of steel material after agreement
Manufacturing lengths :
5 950 + - 100 mm
constant lengths are possible after agreement
Inspection :
RTG of welding seam
pressure test
capillary test
Delivery date :
2 - 4 weeks
Lengths and weights :
Outside
Wall thickness (mm)
diameter
5
6
8
10
12
14
16
18
20
22
( mm )
Tube weight ( kg/m )
324
41
49
64
79
355
44
53
70
87
377
47
56
75
93
406
51
61
80
100
119
426
53
64
85
105
125
530
66
79
106
131
157
182
207
630
79
94
125
156
187
217
249
720
144
179
214
249
283
318
820
164
204
244
284
324
363
920
184
229
273
318
364
408
453
1020
204
254
304
354
404
453
503
1220
244
305
365
425
485
544
603
1420
355
425
495
565
634
704
773
1620
405
485
566
645
725
806
884
1820
455
545
636
726
815
905
994
2020
506
606
706
806
906
1005
1105
2220
556
666
776
886
996
1106
1215
Š 2004 ASKONY export-import s.r.o. PeOkdesign