Stainless Steel Round Tube 304 Stainless Steel 304 Round Tube 24 in Overall Length Outside Diameter 1/4 in Inside Diameter 0.12 in Wall Thickness 0.065 in Fabrication Welded Heat Treatable No Mechanical Finish Mill Yield Strength 31 200 psi Tensile Strength 73 200 psi 123 Brinell Hardness 70 Rockwell Hardness Includes Material Certificate Yes Standards ASTM A249 System of Measurement Inch