STEEL BEAM with TRANSVERSE SHAPED WEB with box-like cross section with filling of inner space between the walls with foamed polystyrene

摘要

Steel beam with transverse shaped web with box-like cross section with filling of inner space between the walls with foamed polystyrene (5) consists of a double trapezium-like shaped wall (7). The space between the sheets of the wall is filled with foamed polystyrene (5), the chords (1) and guides (4) are made of tubes with square section to which the wall is fixed with self-tapping screws (2).