Stainless Steel Flat Bar, Stainless Steel, 304, Square, 6 in Overall Length, Length Tolerance +0.125/-0.000 in, 6 in Overall Width, Width Tolerance +0.125/-0.000 in, 0.25 in Thickness, Thickness Tolerance +0.045/-0.01 in, Fabrication Hot Rolled, Heat Treatment Annealed, Heat Treatable No, Mechanical Finish Mill, Yield Strength 25,000 psi, Tensile Strength 70,000 psi, 160 Brinell Hardness, 80 Rockwell Hardness, Includes Material Certificate Yes This plate features stainless steel construction.