We are offering galvanized perforated sheet for balustrade, anti-slip plategalvanized perforated sheet is made of hot-dipped galvanized sheet or electric galvanized sheet. It is one of the most widely used metal sheet in the daily life.A layer of metallic zinc is coated on the steel sheet surface to prevent steel sheet surface from being corroded and prolong service life.It is widely used in the architecture, light industries, automobile and other industries.Specificationsmaterial: hot-dipped galvanized sheet, electric galvanized sheet.Hole type: round hole, square hole, hexagonal hole, decorative hole.Thickness: 22g, 20g, 18g, 16g, 14g, 12g.Hole size: 116, 332, 18, 316, 14, 38, 12.Hole center: 18, 532, 316, 732, 14, 38, 12, 916, 1116.Hole pattern: staggered or straight row.Surface finish: mill and powder coated.Percent open area: 23%, 30%, 33%, 40%, 41%, 42%, 48%, 51%.