Carbon Steel Square Bar, 12 in L, 3 in W MPN:18S3-12
Carbon Steel Square Bar, 12 in L, 3 in W
This carbon steel square bar is a versatile and reliable material for various applications. Its 1018 grade and cold-rolled fabrication make it suitable for machining and heat treatment. With a yield strength of 54,000 psi and tensile strength of 80,000 psi, it can withstand heavy loads and stresses. Its machinability of 78 percent and Brinell hardness of 70 BHN make it easy to work with. Use it for construction, manufacturing, and repair projects, such as building frames, machinery parts, and tooling. Its durability and resistance to wear and corrosion make it an excellent choice for demanding applications.
Top product features:
- Carbon Steel Square Bar is made from 1018 Carbon Steel, a grade known for its machinability and weldability.
- The bar has a thickness tolerance of -0.005 in, allowing for precise fabrication and assembly.
- The bar has a yield strength of 54,000 psi and a tensile strength of 80,000 psi, making it suitable for structural applications.
Top product applications:
- Structural Framing
- Construction Projects
- Machine Building
Carbon Steel Square Bar, Material Carbon Steel, Material Grade 1018, Thickness 3 in, Thickness Tolerance -0.005 in, Overall Length 12 in, 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: 13.00
- Package Width: 4.00
- Package Height: 4.00
- Package Weight: 34.00
Product info last updated on February 16, 2026 4:14pm UTC
Category: Carbon Steel