016 in, Fabrication Hot Rolled, Heat Treatable No, Mechanical Finish Mill, Yield Strength 34,800 psi, Tensile Strength 79,800 psi, 149 Brinell Hardness, 80 Rockwell Hardness, Includes Material Certificate Yes, Standards ASTM A240, Hot Rolled, System of Measurement Inch.125/-0 in, 6 in Overall Width, Width Tolerance +0.062 in, 0.1875 in Thickness, Thickness Tolerance +/-0.