4140/4142 Alloy Steel Round Bar, 2.25 in Diameter, Cold Rolled, Heat Treated, 72 in Cut Length

Experience exceptional strength, precision, and durability with this Alloy Steel 4140 Cold Finished Heat Treated Round Bar. This versatile alloy combines chromium and molybdenum to provide excellent mechanical properties, making it ideal for demanding industrial applications. The cold finishing process delivers tighter dimensional tolerances, improved straightness, and a smoother surface finish, making it well-suited for precision machining and close-tolerance components. Heat treatment further enhances the material's hardness, toughness, and wear resistance. Perfect for manufacturing shafts, pins, gears, bushings, and other critical components requiring high strength and dimensional accuracy. The round bar format offers excellent machinability and consistent performance in high-stress environments. Suitable for a wide range of industries, including automotive, manufacturing, aerospace, and heavy equipment, where precision, reliability, and durability are essential.