Aluminum Hex Bar Aluminum 2011 T3 Hexagon 6 ft Overall Length Length Tolerance +0.125/-0.000 in Hex Width 1/4 in Width Tolerance +/-0.002 in Fabrication Cold Finished Heat Treatment Tempered Heat Treatable Yes Mechanical Finish Mill Yield Strength 43 000 psi Tensile Strength 55 000 psi 95 Brinell Hardness B60 Rockwell Hardness Includes Material Certificate Yes Standards AMS QQ-A-225/3 ASTM B211 Minimum Temperature 1 005 Degrees F Maximum Temperature 1 190 Degrees F