PURLIN SYSTEM
Cold-formed thin-wall purlins are the main sub-structural form of gantry rigid frame structure system within 12 meters of the column, and the commonly used purlin spacing is 1.5m. Using high-strength hot-dip galvanized material, continuous rolling molding through the production line, with standardized pre-punching, to provide rich C, Z section specifications, simply supported or continuous connection.
