How to connect with steel purlin roof
The steel wall frame generally refers to the glass curtain wall of the airport, or the windbreak wall of the coal yard. It is the wall structure, and the former two are the roof structure.
1, if the structural part of the main steel structure is H steel or other profiles, that is, steel roof truss;2, if the structural part of the main steel structure is bolt ball or welded ball, that is the steel space truss, and steel space truss also belongs to the category of steel roof truss, but the steel grid is called more accurate;
The canopy is divided into two parts, one is the structure of part two is part of enclosure (that is, roofing materials, such as glass, aluminum plate, color plate etc.)