1009 Carbon Steel Square Tread Plate, Material Carbon Steel, Material Grade 1009, Thickness 1/4 in, Thickness Tolerance +/-0.017 in, Heat Treatable Yes, Heat Treatment No Heat Treatment, Overall Length 12 in, Overall Width 12 in, Mechanical Finish Mill, Tensile Strength 60,000 psi, Yield Strength 33,000 psi, Brinell Hardness 149, Machinability Not Rated, Texture Diamond, Shape Square Tread Plate, Standards ASTM A786, Length Tolerance +/-0.125 in, System of Measurement Inch
Perforated Sheet, Aluminum, 3003, H14, Rectangle, Appearance Pattern, 40 in Overall Length, Length Tolerance +/-0.125 in, 36 in Overall Width, Width Tolerance +/-0.125 in, 0.05 in Thickness, Thickness Tolerance +/-0.004 in, Gauge 16 ga, Center Spacing 0.25 in, Hole Diameter 0.188 in, Hole Pattern Staggered, Hole Shape Round, Fabrication Cold Finished, Heat Treatment No Heat Treatment, Heat Treatable No, Mechanical Finish Mill, Yield Strength 22,000 psi, Tensile Strength 22,000 psi