Stainless Steel Flat Bar Stainless Steel 304 12 in Overall Length Length Tolerance +/-0.002 in 4 in Overall Width Width Tolerance +/-0.002 in 1 in Thickness Thickness Tolerance +/-0.002 in Heat Treatment Annealed Heat Treatable Yes Mechanical Finish Mill Precision Ground Yield Strength 30 000 psi Tensile Strength 73 200 psi 160 Brinell Hardness Includes Material Certificate Yes Standards ASTM A240 System of Measurement Inch Tolerance Rating Standard