Carbon Steel Perforated Sheet, Material Carbon Steel, Material Grade A36, Open Area 40 Percent, Thickness 0.188 in, Overall Length 36 in, Overall Width 24 in, Hole Diameter 0.25 in, Hole Shape Round, Hole Pattern Staggered, Center Spacing 0.38 in, Gauge 7 ga, Mechanical Finish Mill, Fabrication Hot Rolled, Machinability 72 Percent, Standards ASTM A36, Tensile Strength 58,000 psi, Heat Treatable Heat Treatable, Heat Treatment No Heat Treatment, Appearance Metallic, Brinell Hardness 140