4140 Alloy Steel Rectangular Bar, Material Alloy Steel, Material Grade 4140, Thickness 0.5 in, Thickness Tolerance +/-0.002 in, Overall Length 11.75 in, Overall Width 4 in, Fabrication Hot Rolled, Heat Treatable Yes, Mechanical Finish Precision Ground, Yield Strength 127,000 psi, Tensile Strength 148,000 psi, Brinell Hardness 197, Rockwell Hardness C26 to C32, Machinability Not Rated, Standards DFARS Compliant, Appearance Mill, Includes Material Certificate Yes, Length Tolerance +/-0.002 in
Flat Bar Stock, Aluminum, 3003, H14, Sheet, 12 in Overall Length, Length Tolerance +0.060/-0.000 in, 3 in Overall Width, Width Tolerance +0.060/-0.000 in, 0.19 in Thickness, Thickness Tolerance +/-0.002 in, Heat Treatment No Heat Treatment, Heat Treatable No, Mechanical Finish Mill, Yield Strength 16,000 psi, Tensile Strength 22,000 psi, 40 Brinell Hardness, Includes Material Certificate Yes, Standards ASTM B209, System of Measurement Inch, Tolerance Rating Standard