A36 Carbon Steel Plate Material Carbon Steel Material Grade A36 Heat Treatable No Heat Treatment No Heat Treatment Mechanical Finish Mill Overall Length 24 in Overall Width 12 in Thickness 0.25 in Thickness Tolerance +/-0.030 in Yield Strength 36 000 psi Fabrication Hot Rolled Machinability 72 Percent Rockwell Hardness Not Rated Tensile Strength 58 000 psi Length Tolerance +/-0.125 in Width Tolerance +/-0.125 in Standards ASTM A36 Includes Material Certificate Yes