According to the boundary conditions of structural internal forces, column bases can be divided into two categories: hinged column bases and rigid fixed column bases.The hinged column base only t...
In life, we will see a lot of products, all need to be painted, this is why!Probably because it can better protect their surface, steel structure is also the same, so how does steel structure pai...
The plan pointed out that through the creation of conservation-oriented institutions, green families, green schools, green communities, green travel, green shopping malls, green buildings, etc., ...
8、 The embedded bolts of bearing shall not be inspected and accepted before the installation of steel roof truss
Before the installation of steel roof truss, the installation unit does not check ...
The massive race to save a boy who fell over 100 feet into a hole in the concrete at a construction site is coming to an end. State media reported that the 10-year-old boy was pronounced dead on We...
chemical composition
Carbon: the main component of steel strength.With the increase of carbon content, the strength of steel is improved, but the plasticity, resistance to cold bending, weldabilit...