Carbon Steel Square Bar, 6 ft L, 3 in W MPN:18S3-72
Carbon Steel Square Bar, 6 ft L, 3 in W
This 6 ft long, 3 in wide carbon steel square bar is ideal for a variety of applications, including construction, manufacturing, and repair. Made from 1018 grade carbon steel, it offers a high tensile strength of 80,000 psi and a yield strength of 54,000 psi. The unpolished finish and cold rolled fabrication make it suitable for machining and heat treatment, while its 78% machinability rating ensures efficient processing. With a lead time of just 3 days, this product is perfect for projects requiring a reliable and versatile material. Its robust properties make it suitable for use in a range of industries and applications.
Top product features:
- Carbon Steel Square Bar has a thickness tolerance of -0.005 in.
- Carbon Steel Square Bar is heat treatable.
- Carbon Steel Square Bar has a yield strength of 54,000 psi.
Top product applications:
- Structural Support in Construction
- Machine Building and Fabrication
- Heavy-Duty Equipment Manufacturing
Carbon Steel Square Bar, Material Carbon Steel, Material Grade 1018, Thickness 3 in, Thickness Tolerance -0.005 in, Overall Length 6 ft, Overall Width 3 in, Fabrication Cold Rolled, Heat Treatable Heat Treatable, Heat Treatment No Heat Treatment, Mechanical Finish Mill, Yield Strength 54,000 psi, Tensile Strength 80,000 psi, Brinell Hardness 70 BHN, Rockwell Hardness 39 HRC, Machinability 78 Percent, Standards ASTM A108, ASTM A29, Appearance Unpolished
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: 73.00
- Package Width: 4.00
- Package Height: 4.00
- Package Weight: 188.00
Product info last updated on January 28, 2026 4:59pm UTC
Category: Carbon Steel