Grating is used in accordance with a certain spacing and flat cross-bar arrangement, and welded into a square grid with a middle iron and steel products, steel frame Banzhu use to do the ditch cover, plate steel platform, steel ladder treads and so on. After a twisted bar commonly used square steel. Grating commonly used carbon steel, hot dip galvanized surface, can serve to prevent oxidation. Can also be made of stainless steel. Grating that treatment: hot galvanizing, cold galvanizing, painting. 
 Ventilation, lighting, heat, explosion-proof, non-slip performance: acid corrosion: in PH 6 to PH 12.5, within the surface layer of zinc to form a stable protective film, good corrosion resistance. Stainless steel grid plate with a light weight, high strength, load capacity, the provincial timber economy, air and light, modern style, beautiful appearance, non-slip safety and easy to clean, easy to install, durable.