SQUARE TUBE SIZE
STANDARDS:ASTM A500 GB/T6728-2002 EN10219 CSA G40.21 JIS
STEEL SPECIFICATION: CARBON STEEL, .LOW-ALLOY STEEL
| Length: | 6 meter |
| Specification: | 20*20-600*600 |
| Grade: | Q195-Q345 |
| Brand Name: | DONGLIAN |
| Technique: | Welded |
| Section Shape: | Square |