| Section Shape |
Rectangular |
| Secondary Or Not |
Non-secondary |
| Application |
Structure Pipe |
| Technique |
ERW |
| Certification |
BSI |
| Special Pipe |
Thick Wall Pipe |
| Alloy Or Not |
Non-alloy |
| Standard |
GB |
| Grade |
10#-45# |
| Thickness |
0.3 - 30 mm |
| Outer Diameter |
10*20mm-400*600mm |
| Place of Origin |
Tianjin China (Mainland) |
rectangular steel tube Steel Grade: Q195-Q345 Surface Finish: Blank, Black, Bright, and Galvanized 20x40x(0.5-1.8)mm 30x40x(0.5-3.0)mm 25x50x(0.5-2.2)mm 30x50x(0.5-4.0)mm 30x60x(0.5-4.0)mm 40x50x(1.7-4.0)mm 40x60x(1.5-6.0)mm 50x70x(1.5-5.0)mm 40x80x(1.5-5.0)mm 60x80x(1.7-5.0)mm 100x40x(1.7-5.0)mm 50x100x(1.5-5.0)mm 50x120x(1.5-5.0)mm 60x100x(1.5-6.0)mm 60x120x(1.5-6.0)mm 80x100x(1.5-6.0)mm 80x120x(1.7-6.0)mm 75x125x(1.7-6.0)mm 80x160x(2.5-6.0)mm 100x150x(2.5-6.0)mm 300x60000x(6.0-16.0)mm 200x400x(3.0-13.0)mm and any other special dimensions are available 6m, 12m, or as per customers special requirements Tolerance of outer diameter: within±0.5mm .