| Section Shape |
Square |
| Secondary Or Not |
Non-secondary |
| Application |
Structure Pipe |
| Technique |
ERW |
| Surface Treatment |
Galvanized |
| Special Pipe |
Thick Wall Pipe |
| Alloy Or Not |
Is Alloy |
| Standard |
GB |
| Grade |
Q195-Q345 |
| Thickness |
0.9 - 25 mm |
| Place of Origin |
Shandong China (Mainland) |
square hollow tube Detail product description 1)welded cold fored square steel pipe 2)OD: 15*20*600mm 3)W.T.2-25mm 4) standard: GBT 6728-2002 standard : DIN EN 10210, DIN EN10219, ASTMA500, GB/T6728-2002, GB/T178-2005,JIS G3466 packing : stand ard export packing in bundles surface : hot dipped galvanized ,oile or black painted to prevent rust