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A steel structure staircase floor with washed stone structure

This application proposes a washed stone structure for steel structure staircase floors, comprising a steel structure staircase and a washed stone composite layer. The steel structure staircase includes risers and treads, both of which are covered with the washed stone composite layer. The washed stone composite layer, from bottom to top, consists of an anti-rust paint layer, a cement-based interface agent layer, a washed stone layer, and a washed stone topcoat layer. This application constructs a synergistic protection system adapted to both the steel structure substrate and the cement-based decorative surface layer through layered design and functional optimization of the washed stone composite layer. By setting the anti-rust paint layer, cement-based interface agent layer, washed stone layer, and washed stone topcoat layer, this application isolates air and moisture from reacting with the steel structure, while also preventing interface separation caused by stress concentration, avoiding hollow areas and delamination, ensuring the flatness and safety of the staircase floor, and achieving the effect of "rust-free, hollow-free, non-detaching, pollution-resistant, and long-lasting" for the steel structure staircase washed stone floor.
Owner:GUANGDONG NO 1 CONSTRUCTION ENGINEERING CO LTD