Steel bar for concrete reinforcement, hot rolled, having a star section and provided, along the grooves resulting from the star section, alveoli, determined by series of transversal links that join together the longitudinal ribs, characterized in that, among said longitudinal ribs, there are provided many others, analogous, but of lower projection and that do not exceed the limited polygon, in the profile of the bar, by the straight ridges of the aforementioned transverse links. (Machine-translation by Google Translate, not legally binding)
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