Steel-frame high-rise building 3D model

This building is a high-rise steel-frame construction with 22 floors and floor-to-floor height ranging from 4.2 to 3.8 meters. The long and short side dimensions are both 26 meters. The columns have a width of 800 to 400 millimeters, and the H-steel beams used include H-800x300, H-700x300, H-588x300, and H-500x200.