Compound steel grating consists of steel grating plate with certain loading ability and surface seal retreader. After hot dip galvanized treatment, the compound steel grating plate will warp and distort. The compound steel grating plate commonly takes series 3 steel grating plate as basic plate, also can use series 1 or series 2 steel grating plate.
This steel grating is a certain combination of checkered steel plate andgrating bonding together to form a sheet. Another type of compound grating iswelded with steel mesh or expanded metal in the front or bottom side.
Compound steel gratings are widely used in most general industrial plants as well as commercial buildings , it has wide applications as walkways , platforms , safety barriersdrainage covers and ventilation grates . It is also ideal for use as mezzanine decking since it supports the same loads as comparable solid flooring . More than that , its costsaving openness maximizes the circulation of air , light , heat , water and sound , while promoting cleanliness.