Steel grating is flat steel bar according to a certain distance and cross arranged and welded into the middle of a square lattice with an iron and steel products ,steel grating generally use carbon steel production, appearance of hot dip galvanized, can serve to prevent the role of oxidation, can also be made of stainless steel. Feature 1. High strength and light structure. 2. Powerful anti-corrosion, durable and long working life. 3. Beautiful appearance, bright surface. 4. No dirt-rain-snow deposit, automatic cleaning, easy maintenance. 5. Good ventilation, day-lighting, heat-dispersing, resistant to sliding and explosion. 6. Easy installation and disassembly.