1. Compound steel grating is a product made of steel grating with certain crossing and carrying capacity and checkered plate with seal surface.
2. Compound steel grating will generate buckling deformation due to thermal stress after hot dip galvanizing, and larger steel grating has difficult levelling, so please note type selection.
3. Compound steel grating uses series 3, series 1 or series 2 steel grating as bottom plate; riffled plate commonly uses 3mm thick plate, 4mm, 5mm or 6mm plate.
Application:boiler factory,electric power plant,dockyard,metallurgic plant,petrochemical works,municipal construction,athletic facilities,fire passage,water-supply and plumbing ,industrial platform,bridge and others