... AISI Steel walkways descriptionMaterial: low carbon steelGrating Surface treatment: hot dip galvanized, coated, uncoated .Width and length of ... used for industrial platforms, various types of trench cover, tap plates, walls, ceilings, Misnomer, etc.Product advantages: material savings, ... Do not fold the displacement of large, after a hot-dip zinc treatment beautiful and durable, corrosion rust-proof ...