steel frame lattice 1.Usage:platform,walkways,steps ect 2.Features:anti-rust,anti-corrision, ... light, easily to be cleaned, beautiful in appearance. Application:Widely used in electricity, petrochemical, chemical industry, metallurgy, machines, modeling, port, ... administration, parking-lot and some other fields. Also can be used as platform, floor, propylaea, stair step, trestle, fence wall and ...