JBFS FlexiBal® Sigma Purlins provide the perfect solution to today’s industry needs of pre-engineered, pre-cut, precise, superior quality and ready-to-assemble sections. Purlins are beams that are designed to form the roof and wall joists of a building structure, sitting between the roofing sheets and the building, acting as a support for the sheet to ensure it is firmly attached and safely in place. Sigma Purlin provides better efficiency owing dimensionally smaller plane areas thereby allowing longer span length. The FlexiBal® Purlins are accurately roll-formed using Precision Automatic Roll Forming machine from high-strength lightweight Mild Steel base with Zinc (Galvanise) coating in required dimensions to provide an efficient, lightweight, economical purlin. An excellent choice for all kind of Pre-Engineered Building solutions.
Material | Mild Steel / Galvanised |
Length | As per requirement |
Thickness | 1.6 – 3mm |
Depth | 200 – 300 mm |
Flange | 65 mm |
Lip | 20 mm |
Corrosion Coating Mass | 120 GSM / 275 GSM |
Minimum Yield Strength | 240MPa / 345 MPa |