high frequency welded square steel pipe
| Specification: | 45 branches per bundle |
| Technique: | Welded |
| Packaging: | Galvanized Belt |
| Model Number: | 40*80 |
| Surface Treatment: | Galvanized |
| Section Shape: | Rectangular |
| Place of Origin: | Tianjin China (Mainland) |
| Thickness: | 0.7-4.0 |