Thin-walled beam with channel section with curved web ('S')

摘要

The purpose of the notification is a narrow-gauge beam with a curved centre (S) cross-section,having a centre of height (H) and perpendicular shelves of width (W). This bar is characterized by the centre being bent inward to the depth (k) forming a bend (3),and shelves have a flat outer surface,and the inner surface consists o f two rectangular boxes (1) of height (d) and width (f) each, spaced between each other at a distance (g) and moved to a distance (e) from the edge of the shelf.