Main Support Column
The main support column adopts Φ500, 325, 275 galvanized pipe with wall thickness ≥5.0mm, and the auxiliary support pipe adopts Φ175 wall pipe ≥5.0mm and the auxiliary pipe Φ127 with wall thickness ≥5.0mm, which meets the requirements of GB/T13793-2008, with high steel content, good load-bearing capacity and high safety.