What Are Z and C in PEB Structure in UAE?

A system using three different product categories is called a pre-engineered building. Constructed "I" to form the main frame components (rafters and columns), the roof purlins, wall girts, and roof struts are examples of secondary in PEB Structure in UAE members that are shaped using cold-formed "Z" and "C" shapes.
All PEB structural members' buildup sections' flanges and web materials are made of premium steel plate that complies with IS 2062, ASTM AS 572 50, and Grade 345 type specifications. Purlins, which are added steel structure members, are composed of high-grade steel that complies with ASTM A607 grade 50. They are cold-formed into Z and C-shaped sections.