Stainless Steel Flat Bar Stainless Steel 316 Square Bar 4 in Overall Length Length Tolerance +/-0.002 in 4 in Overall Width Width Tolerance +/-0.002 in 4 in Thickness Thickness Tolerance +/-0.002 in Heat Treatment Annealed Mechanical Finish Mill Precision Ground Yield Strength 30 000 psi Tensile Strength 81 900 psi 160 Brinell Hardness Includes Material Certificate Yes Standards ASTM A167 ASTM A240 Minimum Temperature Not Available Maximum Temperature Not Available