At present, the general specification of international portal scaffold is 1219mm wide, and the height of products commonly used are 1930mm, 1700mm, 1524mm, 1219mm and 914mm.

This kind of unified standardization also enables the portal scaffold to solve all kinds of problems existing before, and the scope of use is becoming wider and wider. For example, the use of portal scaffold with simple roof truss can form temporary construction site dormitory, warehouse or shed. It is used for the formwork internal support of buildings, halls, bridges, viaducts, tunnels, etc. or as the main frame of flying formwork support. It is used for mechanical and electrical installation, hull repair and other decoration projects.