Q:What is prestressed steel strand? And what are its characteristics?

Prestressed steel strand is a kind of stranded steel cable consisting of 2, 3, 7 or 19 high-strength wires that have been stress relieved. The main characteristics of prestressed steel strands are their high strength and good relaxation properties, in addition to being straighter when unfolded. and the surface of prestressed steel strand is also coated with metallic or non-metallic plating or coating, such as galvanised or epoxy coated, which increases its durability. In addition, the surface of the prestressed steel strand is scored, which increases its friction.

Time：14/06/2023 08:29:30