Carbon Steel Square Bar, 24" L, 3 1/2" W MPN:18S3.5-24
Carbon Steel Square Bar, 24" L, 3 1/2" W
This carbon steel square bar is a versatile and durable product, ideal for a wide range of applications. Its 1018 grade material and 3.5 inch thickness make it suitable for heavy-duty use in construction, manufacturing, and engineering projects. The bar's high yield strength and tensile strength ensure it can withstand significant stress and pressure, while its machinability rating of 78 percent makes it easy to work with. With a heat treatable material, this bar can be customized to meet specific needs. Its applications include building frames, machinery components, and other heavy-duty structures.
Top product features:
- Cold Rolled fabrication for improved machinability
- Heat Treatable for enhanced mechanical properties
- Mill finish for reduced surface defects and improved aesthetics
Top product applications:
- Construction: framing, building, and repair
- Machine shops: machining, fabricating, and manufacturing
- Automotive repair: frame repair, suspension repair, and fabrication
Carbon Steel Square Bar, Material Carbon Steel, Material Grade 1018, Thickness 3.5 in, Thickness Tolerance -0.005 in, Overall Length 24 in, Overall Width 3 1/2 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: 25.00
- Package Width: 4.00
- Package Height: 4.00
- Package Weight: 87.00
Product info last updated on February 1, 2026 1:01am UTC
Category: Carbon Steel