Aluminum Hex Bar Aluminum 2024 T351 Hexagon 6 ft Overall Length Length Tolerance +0.125/-0.000 in Hex Width 1 1/2 in Width Tolerance +/-0.003 in Fabrication Cold Finished Heat Treatment Tempered Heat Treatable Yes Mechanical Finish Mill Yield Strength 47 000 psi Tensile Strength 67 000 psi 120 Brinell Hardness B75 Rockwell Hardness Includes Material Certificate Yes Standards AMS 4120 AMS QQ-A-225/6 ASTM B211 Minimum Temperature 930 Degrees F