| After-sales Service: | Online Service |
|---|---|
| Type: | Welded |
| Technique: | Hot Rolled |
| Material: | Carbon Steel |
| Surface Treatment: | Black |
| Usage: | Pipeline Transport, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Machinery Industry |
| Samples: |
|---|
| Customization: |
|---|
Suppliers with verified business licenses
Audited Supplier 
| Product Name | China suppliers of Q235 Q345 ASTM carbon ERW mild iron round welded steel pipes |
| Material | Q235/Q345 |
| Thickness | 0.5-20mm |
| Technique | ERW |
| Length | 1-12 m or according to customers' requirements |
| Surface | Black |
| Delivery | 15-30 days after despoit |
| Payment | 30% despoit in advance,70% after recepit of B/L copy.100% L/C is available. |
| Round Steel tube specification table | |||
| Nominal diameter | Inch outside diameter | Outside diameter | Wall thickness |
| 15 | 1/2 | 20-22 | 0.7-2.75 |
| 20 | 3/4 | 24-26.5 | 0.7-2.75 |
| 25 | 1 | 31-33.4 | 0.7-3.75 |
| 32 | 1 1/4 | 40-42.5 | 0.7-4.0 |
| 40 | 1 1/2 | 46-48.3 | 0.7-7.0 |
| 50 | 2 | 57-60.3 | 0.7-7.0 |
| 65 | 2 1/2 | 74-76.3 | 0.7-7.0 |
| 80 | 3 | 86-89 | 0.7-8.0 |
| 100 | 4 | 111-114 | 0.8-9.0 |
| 125 | 5 | 138-140 | 0.9-9.0 |
| 150 | 6 | 164-165 | 1.0-11.5 |
| 200 | 8 | 218-219 | 1.1-12 |
Who we are?
(1) China top 500 enterprises industry leading brands
(2) 15 years experience in manufacturing and exporting steel products since 2000
(3) For 10 consecutive years of the first production and sales
What we own?
8000 employees
59 ERW steel pipe production lines
36 hot-dip galvanized steel pipe production lines
24 square and rectangular steel pipe production lines
18 SSAW steel pipe production lines
16 steel-plastic complex steel pipe production lines
9 hot-dip galvanized square and rectangular steel pipe production lines
5 seamless steel pipe production lines
3 national accredited laboratory
1 Tianjin government accredited business technology center
Suppliers with verified business licenses
Audited Supplier 
){kind=link}
){kind=link}