Purlin design
Purlin design is a crucial aspect of numerous projects, yet the special behavior of cold-formed sections often leads to uncertainties and questions. Additionally, design processes are typically fragmented, with manufacturers offering separate modules, hence the possibility to investigate the relationship between the main structure and the purlin system is lost. In Consteel, purlins are integrated parts of the global structural model. With unique tools tailored to optimize cold-formed sections, a complete design solution is at your disposal to enhance your expertise in the field. While working with the software, you can continuously experience individual development and progress in your profession.
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Purlin design specific feature solutions in Consteel
Parametric cold-formed profiles
Extended possibilities are provided for our users to define the most commonly used types of cold-formed sections parametrically. Z, C, Sigma, Zeta, hat, L and closed profiles are all available with possible web, flange and edge stiffeners where applicable. Definition is straightforward and design is handled through General Method in a fully Eurocode-conform way with the consideration of supplementary rules of EN 1993-1-3.
Easy modeling of the effect of sheeting – Shear field
Considering the shear restraint of trapezoidal steel decking is always a question. Can the floor beams be considered as fully restrained or not? In Consteel, various types of trapezoidal sheetings are available and the actual shear stiffness of the application can be calculated either by the Eurocode or with methods provided by producers. Consequently, the actual shear restraints can be applied in the analysis and automatic design of the beams.
Purlin design
Purlin design is always filled with questions. Consteel provides a comprehensive solution with its special purlin design mode: consideration of the restraining effect of the sheeting, the overlaps and complete, Eurocode-conform local and distortional buckling design.
Since purlins can be modelled as integrated parts of the global structural model, the different stiffnesses of their supports (the frames) can be examined, as well as the purlins’ stabilization effect on the frames.
Local and distortional buckling design of parametric cold-formed profiles
In Consteel, numerous different cold-formed sections can be defined parametrically, including Z, C, U, Sigma, Zeta and hat sections with variations of edge, flange and web stiffeners. Complete design calculation is provided for all of them considering local buckling according to EN 1993-1-5 and distortional buckling as per EN 1993-1-3 and interaction of those, fully automatically.
OUR PARTNERS
ReferenceS by OUR users
WHY CHOOSE CONSTEEL?
WHO RECOMMENDS US?

’Consteel is a great asset for Arambol Ingeniería S.L. Thanks to its workflow we can design, calculate and present a project in record time. The program is very intuitive and easy to use. Technically, the seventh degree of freedom is an enormously useful tool to check structures with the general method, and even obtain reliable results thanks to the use of buckling shapes together with the imperfections to obtain utilization ratios that, physically, are more realistic than the reduction coefficients. Consteel has very specialized features such as the shear field or the frame corner wizard that add an extra degree of professionalism to the calculation, which translates into greater efficiency in the use of steel and, therefore, money.’

’The Alba Arena project highlighted the extraordinary potential of the Consteel software and Pangolin. It is a pioneering technology that enables the parametric design of complex geometry and large-scale structures through the Grasshopper system. The Pangolin award is an exceptional recognition for me and the bim.GROUP, as it is a positive feedback on the quality of our work and an opportunity to showcase our expertise on an international level.’ said Dávid Lewandowski, Steel Structure Designer, regarding the award.’

’Consteel’s technical support team is very professional. Especially Mr. Balint Vaszilievits-Sömjén, he has been a great help to us! We were impressed by his professionalism and dedication. We are satisfied with the use of Consteel, which has proven its worth in our international projects.’
’I started using the Consteel design software during my university studies, when it was Consteel version 6. Even then I was impressed by the simplicity, transparency, and speed of the program. Since then, I have had the pleasure of designing many structures with the program, from small to large: industrial halls, office buildings, large opening roof structures, staircases, flying garages, pipe bridges, canopies, secondary closure elements, or the transmission line poles on which my doctoral thesis was based.
The bottom line is that it allows a structural engineer to model any structure in 3D in a structurally correct way, yet quickly and with a low risk of error. The most complex geometric type includes, for example, a lattice structure, where stability loss shapes can be efficiently calculated and sections optimised. One of my favourite features is the interpretability of the results, and the fact that the program receives significant updates year after year, which is the most user-oriented.’

’From the very beginning, I really like Consteel because it can be used to perform global steel structure tests in a complex and compact way, efficiently. In addition, the software integrates well with automated parameter-driven design algorithms – so I can heartily recommend it.’


The approach of the Consteel team to software development also deserves praise, which shows a well-thought-out path of software development in terms of suitability for practical applications (and not only in terms of changing the graphic interface as is the case in other developers).
We recommend Consteel to all experienced engineers.’


knowledge behind consteel
Example ModelS
Design simple supported, continuous and overlapped purlins systems considering shear and rotational stiffness of attached roof sheeting
Did you know that you could use Consteel to design simple supported, continuous and over-lapped purlins systems, considering shear and rotational stiffness of attached roof sheeting?
Download the example model and try it!
SIMPLIFY YOUR DESIGN PROCESS
