Cold-rolled Sadef Sigma and Sigma-plus sections for buildings are made from continuous, hot-dip galvanized steel sheet. They are manufactured on modern rolling lines and meet the highest quality standards.
Sadef offers an unbeatable range of Sigma and Sigma-plus sections
• up to 450 mm profile height,
• 5 mm sheet thickness and
• profile lenghts up to 20 m.
Sadef Sigma and Sigma-plus sections for buildings have the best possible shape. They are made of structural steel. The combination of both shape and steel grade results in an optimal stiffness and strength in relation to its weight. Compared to traditional HR-sections, weight-savings up to more than 50% can be achieved, when using Sadef Sigma and Sigma-plus sections.
Sadef-sections are provided with the necessary holes and supplied just-in-time to site, ready to assemble. The accessories required - e.g. cleats, anti-sag bars, and suchlike - can also be supplied, as standard.
These Sadef building components can be used for residential as well as industrial buildings as roof purlins, side rails or mezzanine floors.
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