4130 Alloy Steel Round Tube, Material Alloy Steel, Material Grade 4130, Fabrication Seamless, Heat Treatable Yes, Mechanical Finish Mill, Inside Diameter 1.5 in, Outside Diameter 2 in, Overall Length 12 in, Wall Thickness 0.25 in, Yield Strength 63,100 psi, Machinability Not Rated, Rockwell Hardness B82, Appearance Metallic, Application Fasteners, Gears, Structural Frames, Includes Material Certificate Yes, Outside Diameter Tolerance +0.006 in/-0.005 in, Shape Round Tube
Aluminum Square Tube 6061, Aluminum, 6061, T6, Square, 4 ft Overall Length, 3 1/2 in Outside Width, 3 1/2 in Outside Height, 0.25 in Wall Thickness, Fabrication Extruded, Mechanical Finish Mill, Yield Strength 40,000 psi, Tensile Strength 45,000 psi, 95 Brinell Hardness, B60 Rockwell Hardness, Includes Material Certificate Yes, Standards ASTM B221, System of Measurement Inch