... splash of the plate. So it is often appointed to use in processing works, of mining industry.*The grating with the pith if ... , gardens, yard, airport, railway and industrial engineering, 4.Galvanized Steel Grating Steel grating has many advantages such as light weight,great load ... lot,etc.The steel gratings may be applied to make platform,floor,walkway,stair treads,trestle,fending,drainage trench cover, ...