Steel Structural Gymnasium:
Steel structural gymnasium is one kind of partial steel structure which mainly works in large-span workshops, stadiums, airports and other commercial office buildings with the upper and lower chord of the planar truss and web members made of circular steel tubes or square steel tubes.

Steel Structural Gymnasium:
1).Main Steel Frame: Welded or Hot Rolled Steel H Section;
2).Bracing System: Square Hollow Section and Circular Hollow Section;
3).Surface Treatment: Rust-proof Painting with 2-4 Layers;
4).Steel Material: Q235 & Q345;
5).Shipment: by Open-top Containers;
6).Span: The max span is 50m between supporting bases.
7).Earthquake Resistance: 9 Grade.