Aluminum Plate 6061 Material Aluminum Material Grade 6061 Temper T6511 Plate Overall Length 24 in Length Tolerance +/-2.000 in Overall Width 10 in Width Tolerance +/-0.017 in Thickness 0.5 in Thickness Tolerance +/-0.009 in Fabrication Extruded Heat Treatment Pre-Hardened Heat Treatable Yes Mechanical Finish Mill Yield Strength 37 000 psi Tensile Strength 42 000 psi Brinell Hardness 95 Rockwell Hardness B95 Includes Material Certificate Yes Standards ASTM B221 AMS QQ-A-200/3