Roof beams

Purlins are the carrying elements of the roof structure positioned perpendicularly to the girders.   They are the direct support for the roofing. Purlins may be produced as the reinforced…

The beams of IW type are the elements of variable height and constant inclination of 2.5% in one direction, span from 10 m to 40 m.   The cross section…

The beams of IW type are the elements of constant height of cross section consisting of lower flange plate, web, and upper flange plate.   They have span from 10…

The beams of IVO type are the I-section elements of variable cross section height, the lower flange plate is straight, the upper flange plate has inclination of 5%.   The…

The beams of IV type are the I-section elements of variable cross section height, the lower flange plate is straight, the upper flange plate has inclination of 5%.   They…

The beams of I type are the elements of constant height of cross section consisting of lower flange plate, web, and upper flange plate.   They are used as the…