Aluminum Plate 6061 Material Aluminum Material Grade 6061 Temper T651 Plate Overall Length 24 in Length Tolerance +/-0.002 in Overall Width 12 in Width Tolerance +/-0.002 in Thickness 0.5 in Thickness Tolerance +/-0.002 in Fabrication Cold Finished Heat Treatment Annealed Heat Treatable Yes Mechanical Finish Mill Yield Strength 40 000 psi Tensile Strength 45 000 psi Brinell Hardness 95 Includes Material Certificate Yes Standards ASTM B209 ASTM B211 Shape Plate