1008 Carbon Steel Rectangular Perforated Sheet Material Carbon Steel Material Grade 1008 Open Area 40 Percent Thickness 0.075 in Overall Length 40 in Overall Width 36 in Hole Diameter 0.25 in Hole Shape Round Hole Pattern Staggered Center Spacing 0.38 in Gauge 14 ga Mechanical Finish Mill Fabrication Cold Finished Machinability Not Rated Standards ISO 9001 2015 Tensile Strength 49 000 psi Heat Treatable Yes Heat Treatment Tempered Brinell Hardness 95