| Type: | Welded |
|---|---|
| Technique: | Hot Rolled |
| Material: | Carbon Steel |
| Surface Treatment: | Black |
| Usage: | Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose |
| Section Shape: | Square |
| Samples: |
|---|
| Customization: |
|---|
Suppliers with verified business licenses
Audited Supplier
Q235, Q345, S235jr, S355, ASTM A500 Black carbon Square Steel Tube Pipe
| Size / Out Diameter | Square Hollow Section: 20x20mm-400x400mm Rectangular Hollow Section: 20x30mm-250x500mm |
| Length | General 5.8m , 6m(20ft) Customized length is avaliable |
| Material | Carbon Steel Q195, Q235, Q345, A500 Grade A, A500 Grade B, A36, L350, L250 ects. |
| Technic Standard | EN 10219, ASTM A500, AS/NZS1163, GB/T 6728 |
| Square Tube / Square Pipe / Square Hollow Section / SHS | Rectangular Tube / Rectangular Pipe / Rectangular Hollow Section / RHS | ||
| Out Diameter | Out Dimeter | Out Diameter | Out Diameter |
| Width x Width (inch) |
Width x Width (mm) |
Width x Width (inch) |
Width x Width (mm) |
| 3/4" x 3/4" | 20x20 | 3/4" x 1 1/2" | 20x40 |
| 1" x 1" | 25x25 | 1" x 2" | 25x50 |
| 1 1/4" x 1 1/4" | 30x30 | 1 1/4 x 2" | 30x50 |
| 1 1/2" x 1 1/2" | 40x40 or 38x38 | 1 1/2" x 2 1/2" | 40x60 |
| 2" x 2" | 50x50 | 1 1 /2" x 3" | 40x80 |
| 2 1/2" x 2 1/2" | 65x65 or 60x60 | 2"x 4" | 50x100 |
| 3" x 3" | 75x75 or 80x80 | 3" x 4" | 80x100 |
| 4"x 4" | 100x100 | 4" x 6" | 100x150 |
| 5"x5" | 125x125 | 4" x 8" | 100x200 |
| 6"x 6" | 150x150 | 6" x 8" | 150x200 |
| to | to | to | to |
| 15.7 inch x 15.7 inch | 400x400 | 10" x 20" | 250x500 |
Suppliers with verified business licenses
Audited Supplier 
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