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| Address£ºHebei Shengshi Tengda Steelpipe co.,ltd. |
| Zip code£º061300 |
| Telephone£º86-317-6191772 |
| Facsimile£º86-317-6191779 |
| Contact person:Zhangyongfeng |
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Specification |
Serial number |
Nominal outer diameter * wall thickness mm |
Serial number |
Nominal outer diameter * wall thickness mm |
| |
1 |
219¡Á6¡«7 |
13 |
1220 ¡Á 8¡«20 |
| |
2 |
273¡Á6¡«8 |
14 |
1420 ¡Á 8¡«20 |
| |
3 |
325¡Á6¡«9 |
15 |
1620 ¡Á10¡«20 |
| |
4 |
377¡Á6¡«10 |
16 |
1820 ¡Á10¡«20 |
| |
5 |
426¡Á6¡«10 |
17 |
1920¡Á12¡«20 |
| |
6 |
478¡Á6¡«12 |
18 |
2020¡Á12¡«20 |
| |
7 |
529¡Á6¡«12 |
19 |
2120¡Á12¡«20 |
| |
8 |
630¡Á6¡«12 |
20 |
2220¡Á12¡«20 |
| |
9 |
720 ¡Á 6¡«12 |
21 |
2320¡Á12¡«20 |
| |
10 |
820 ¡Á 6¡«12 |
22 |
2420¡Á12¡«20 |
| |
11 |
920 ¡Á 6¡«12 |
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| |
12 |
1020 ¡Á 8¡«20 |
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Carries out the standard petroleum natural gas transportation pipeline standard to produce and to examine based on API SPEC 5L pipeline steel pipe standard GB/T9711.1 the SY/T5037 the applicable scope petroleum gas industry chemical industry electric power industry for dewatering excavation urban construction and so on ignitable the fluids and the non-ignitable fluid conduit with uses with the construction structure. material quality Q235~345 L175-485 SS400 L290-360 may also decide the ruler length according to customer request optional material quality 12000mm¡À500mm also to be possible from to decide the length production according to the customer demand |
The spiral steel pipe uses the automatic submerged arc welding craft, the screw, the formation |
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