Main load-bearing beams: 100 x 150 x 3.0mm high-quality special-shaped steel pipe; Main load-bearing columns: 50 x 100 x 3.0mm high-quality steel pipe; Mesh frame beams: 100 x 150 x 3.0mm high-quality special-shaped steel pipe;
30 x 50 x 2.0mm high-quality steel pipe, welded mesh wire diameter 4mm, hole spacing 50mm x 50mm