1 are simplified and tailored to specific application in residential construction and the design of typical components and systems in a home. Additionally, I'm looking for Z purlin section properties and potential load/span tables. Because of their unsymmetrical shape, Z-purlins are loaded obliquely to their principal axes when the line of action of the applied load is in the plane of the web, thus, they tend to deflect The tables in this brochure are for limit state capacity, which means that any load beyond the tabulated loads will prevent the member from fulfilling its intended function. Whether you are looking to finish off the roof of your dream shop or perhaps attach a rain gutter, we have the steel Z Purlins to meet your needs here at Eagle National Steel. When selecting sections for specifi c applications, applying additional checks may be required. These cold formed beams are perfect for roof and wall purlins. The values shown have been determined from load-span tables provided by Steadmans. Responsibility for designing and specifying materials for building and building components to Z purlins or zed purlins are horizontal beams that are designed to form the roof and wall joists of a building shell structure (also view our C section purlins page). Flexospan provides standard, even-profile Z purlins and Z girts as well as custom profiles and punching patterns. The nett load effect may act inward or outward (often the latter under typical Australian wind conditions) and the purlins may need to be analysed for both cases. The purlins together with limit state capacity tables. Capacities are total uniformly distributed loads FLEXOSPAN - CEE AND ZEE LOAD TABLES. Specify punched for bolt-up application or un-punched for weld-up. A complete array of Self-weight of the Top Notch Purlin System is not included in any load tables and must be calculated as part of the total dead load of the building elements supported by the purlin. WIND LOAD Pz = Where, Vb = k1 = k2 = k3 = Slope less than 3° Slope greater than 3° Where, Z L s F= Where, Cpe = Cpi = 0. Properties Of Cold Formed Girts And Purlins Mcgraw Hill Education Access Engineering. Z-purlins – documentation, page 2 IN = Inward load capacity.