Q355B Straight Seam Welded Pipe
Q355B Welded steel pipe Features
With the rapid development of high quality strip rolling production and the progress of welding and inspection technology, the quality of weld is constantly improving, the variety and specification of welded steel tube is increasing day by day, and it has replaced seamless steel tube in more and more fields.
Specification of Q355B Welded steel pipe
| specifications | Outer diameter | Wall thickness | |
| 15 | 1/2' | 21.3 | 2.75 |
| 20 | 3/4' | 26.7 | 2.75 |
| 25 | 1' | 33.4 | 3.25 |
| 32 | 11/4' | 42.2 | 3.25 |
| 40 | 11/2' | 48.3 | 3.5 |
| 50 | 2' | 60.3 | 3.5 |
| 70 | 21/2 | 73 | 3.75 |
| 80 | 3 | 88.9 | 4 |
| 100 | 4 | 114.3 | 4 |
| 125 | 5 | 141.3 | 4.5 |
| 150 | 6 | 168.3 | 4.5 |
| 200 | 8 | 219.1 | 6 |
| specifications | Wall thickness | National standard water pressure value | specifications | Wall thickness | National standard water pressure value |
| 219 | 6 | 9.7 | 720 | 6 | 3 |
| 7 | 11.3 | 7 | 3.5 | ||
| 8 | 12.9 | 8 | 4 | ||
| 273 | 6 | 7.7 | 9 | 4.5 | |
| 7 | 9 | 10 | 5 | ||
| 8 | 10.3 | 12 | 6 | ||
| 325 | 6 | 6.5 | 820 | 7 | 3.1 |
| 7 | 7.6 | 8 | 3.5 | ||
| 8 | 8.7 | 9 | 4 | ||
| 377 | 6 | 5.7 | 10 | 4.4 | |
| 7 | 6.7 | 11 | 4.8 | ||
| 8 | 7.6 | 12 | 5.3 | ||
| 9 | 8.6 | 920 | 8 | 3.1 | |
| 10 | - | 9 | 3.5 | ||
| 426 | 6 | 5.1 | 10 | 3.9 | |
| 7 | 5.9 | 11 | 4.3 | ||
| 8 | 6.8 | 12 | 4.7 | ||
| 9 | 7.6 | 1020 | 8 | 2.8 | |
| 10 | 8.5 | 9 | 3.2 | ||
| 478 | 6 | 4.5 | 10 | 3.5 | |
| 7 | 5.3 | 11 | 3.9 | ||
| 8 | 6 | 12 | 4.2 | ||
| 9 | 6.8 | 1220 | 8 | - | |
| 10 | 7.5 | 10 | 3 | ||
| 529 | 6 | 4.1 | 11 | 3.2 | |
| 7 | 4.8 | 12 | 3.5 | ||
| 8 | 5.4 | 13 | 3.8 | ||
| 9 | 6.1 | 1420 | 10 | 2.8 | |
| 10 | 6.8 | 14 | 3.2 | ||
| 630 | 6 | 3.4 | 1620 | 12 | 2.9 |
| 7 | 4 | 14 | 3.2 | ||
| 8 | 4.6 | 1820 | 14 | 3.3 | |
| 9 | 5.1 | 2020 | 14 | - | |
| 10 | 5.7 | 2220 | 14 | - |
About GNEE
GNEE Group specializes in the production of API 5L welded line pipes and has many years of experience in producing API 5L carbon steel welded pipes. We provide high quality, low cost but the best service. Therefore, our current export customers of API 5L series welded longitudinal submerged arc welded pipes cover Kuwait, Saudi Arabia, Oman, United Arab Emirates, Singapore, Malaysia, Indonesia, South Korea, Chile, Peru, Venezuela, Australia, Nigeria, Angola and other countries and regions. If you need it you can contact us at any time, we will provide you with the products you need as soon as possible.
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