Carbon Steel Square Bar, 4 ft L, 1/4 in W MPN:45s.25-48
Carbon Steel Square Bar, 4 ft L, 1/4 in W
This 4ft long, 1/4 inch wide carbon steel square bar is perfect for a variety of applications, including construction, manufacturing, and DIY projects. Made from high-quality 1045 carbon steel, it offers excellent strength and durability, with a yield strength of 77,000 psi and tensile strength of 100,000 psi. The bar's polished finish and case-hardened heat treatment ensure a smooth and precise machining experience. Its high machinability rating of 64 percent makes it ideal for cutting, drilling, and shaping. Use it to build frames, create machinery parts, or fabricate custom components, and take advantage of its versatility and reliability.
Top product features:
- Cold Rolled fabrication process provides a smooth surface finish
- Heat Treatable allows for case-hardening for increased durability
- Polished mechanical finish reduces friction and wear
Top product applications:
- Structural Frameworks
- Construction and Building Projects
- Machine Building and Fabrication
Carbon Steel Square Bar, Material Carbon Steel, Material Grade 1045, Thickness 0.25 in, Thickness Tolerance -0.004 in, Overall Length 4 ft, Overall Width 1/4 in, Fabrication Cold Rolled, Heat Treatable Heat Treatable, Heat Treatment Case-Hardened, Mechanical Finish Polished, Yield Strength 77,000 psi, Tensile Strength 100,000 psi, Brinell Hardness 90 BHN, Rockwell Hardness 43 HRC, Machinability 64 Percent, Standards ASTM A108, ASTM A29
Additional Information
- Country of Origin: US
- 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: 49.00
- Package Width: 1.00
- Package Height: 1.00
- Package Weight: 2.00
Product info last updated on February 1, 2026 5:35am UTC
Category: Carbon Steel