Carbon Steel Rectangular Bar, 4' L, 4" W MPN:18f3.5x4-48
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Free Shipping
In Stock
SKU
510-G006905023
Carbon Steel Rectangular Bar, 4' L, 4" W
This carbon steel rectangular bar is ideal for various applications requiring high strength and durability. With a yield strength of 54,000 psi and tensile strength of 80,000 psi, it is well-suited for use in construction, manufacturing, and engineering projects. Its case-hardened finish provides a hard outer layer, while the inner core remains ductile, making it resistant to wear and tear. The bar's machinability of 78 percent makes it easy to cut and shape, reducing production time and costs. Its versatility and reliability make it a valuable addition to any project, from building frames to machinery components.
Top product features:
- Cold Rolled fabrication provides a smooth surface finish.
- Heat Treatable allows for the application of heat treatment processes.
- Case-Hardened heat treatment provides a hard outer layer with a tough core.
Top product applications:
- Structural framing in construction
- Machine building and manufacturing
- Tooling and jig making
Carbon Steel Rectangular Bar, Material Carbon Steel, Material Grade 1018, Thickness 3.5 in, Thickness Tolerance 0 in/-0.006 in, Overall Length 4 ft, Overall Width 4 in, Fabrication Cold Rolled, Heat Treatable Heat Treatable, Heat Treatment Case-Hardened, Mechanical Finish Polished, 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
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: 49.00
- Package Width: 5.00
- Package Height: 4.00
- Package Weight: 193.00
Product info last updated on February 24, 2026 8:04am UTC
Category: Carbon Steel