With the construction of finished floor panels 100mm – 110mm-120mm, people often use granite stone to insert the bottom, and break down the steel to insert between lower and upper.
Currently, NLSG Company uses a concrete spacer 15/20 mm to insert at bottom and a concrete spacer 60mm or 75mm to insert at the above steel frame to:
Ensure the structural design of the steel frame
Dimension and quality are stable
Limit the phenomenon of “steel fire”, “steel hammock” in construction.
Let’s take a […]