A36 Carbon Steel Angle Material Carbon Steel Material Grade A36 Overall Length 6 ft Inside Height 2.75 in Leg Thickness 1/4 in Angle 90 Degrees Mechanical Finish Mill Overall Height 3 in Overall Width 3 in Machinability 72 Percent Length Tolerance +/-0.125 in Leg Inside Corner Shape Round Standards ASTM A36 Yield Strength 36 000 psi Appearance Mill Brinell Hardness 137 Fabrication Hot Rolled Heat Treatable No Heat Treatment Tempered Leg Thickness Tolerance +/-0.015 in