Alloy Steel Round Tube 4 L 2 1/4 Dia.

4130 Alloy Steel Round Tube Material Alloy Steel Material Grade 4130 Fabrication Seamless Heat Treatable Yes Mechanical Finish Mill Inside Diameter 1.75 in Outside Diameter 2 1/4 in Overall Length 4 ft 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 +0.008 in/-0.005 in Shape Round Tube