Alloy Steel Rectangle Bar, 12 in L, 4 in W MPN:40f2x4-12
Alloy Steel Rectangle Bar, 12 in L, 4 in W
This 12 inch long, 4 inch wide alloy steel rectangle bar is ideal for a variety of applications, including construction, automotive, and industrial manufacturing. Made from high-strength 4140 alloy steel, it offers excellent strength and durability, with a yield strength of 60,000 psi and tensile strength of 95,000 psi. Its annealed heat treatment provides a smooth finish, making it easy to machine and fabricate. With a machinability rating of 66%, this bar is perfect for use in high-stress applications, such as engine components, gearboxes, and other machinery parts, where reliability and performance are critical.
Top product features:
- Heat Treatable
- Machinability 66 Percent
- Yield Strength 60,000 psi
Top product applications:
- Structural framing for buildings and bridges
- Machine components, such as gears and shafts
- High-strength fasteners and fixings
Alloy Steel Rectangular Bar, Material Alloy Steel, Material Grade 4140, Thickness 2 in, Thickness Tolerance 0 in/-0.01 in, Overall Length 12 in, Overall Width 4 in, Fabrication Cold Rolled, Heat Treatable Heat Treatable, Heat Treatment Annealed, Mechanical Finish Mill, Yield Strength 60,000 psi, Tensile Strength 95,000 psi, Brinell Hardness 187 BHN, Rockwell Hardness Not Rated, Machinability 66 Percent, Standards ASTM A304, ASTM A322, ASTM A331
Additional Information
- Country of Origin: ZZ
- Drop Ship Item: Yes
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 3 days
- Minimum Order Quantity: 1
- Unit of Measure: EA
- Package Length: 13.00
- Package Width: 5.00
- Package Height: 4.00
- Package Weight: 29.00
Product info last updated on January 19, 2026 9:18pm UTC
Category: Alloy Steel