portal frame Structure
The portal steel frame comprises a hot-rolled or welded section steel, cold-formed C/Z steel, and steel pipe as the main force-bearing components and adopts a light roof and wall structure. The Portal frame is the most common form of the light steel structure.
The rigid portal frame is a structure in which beams and columns are rigidly connected. It has the characteristics of simple structure, lightweight, reasonable stress, simple construction. Therefore, it is widely used in industrial, commercial, agricultural, and Institutional Buildings.