Z section steel is a common cold-formed thin-walled steel. Q235 and Q345 Z section steel in normal.In addition to its high strength and excellent performance such as steel saving, Z section steel is particularly convenient and quick to install.It is mainly used for the purlins of steel structure buildings, especially for the building of large span.It is a secondary load-bearing component in the roof structure system, which transmits the roof load to the steel frame.
|Z section steel specification|
|Model No.||h×b×a(mm)||Thickness(mm)||Hole distance(mm)||Length(mm)|
|Z140||140×50×20||2.0-2.5||Adjustable||Max 5.8m for 20GP;11.8m for 40GP/HQ|