Stainless Steel Flat Bar Stainless Steel 303 Rectangular Bar 24 in Overall Length Length Tolerance +0.125/-0 in 3 in Overall Width Width Tolerance +/-0.004 in 1 in Thickness Thickness Tolerance +/-0.002 in Fabrication Cold Finished Heat Treatment Annealed Heat Treatable No Mechanical Finish Unpolished Yield Strength 34 800 psi Tensile Strength 89 900 psi 160 Brinell Hardness 83 Rockwell Hardness Includes Material Certificate Yes Standards AMS 5640 ASTM A582