Carbon Steel Bar, 6" L, 4 1/2" W MPN:18f.312x4.5-6
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Free Shipping
In Stock
SKU
510-G906904706
Carbon Steel Bar, 6" L, 4 1/2" W
This carbon steel bar is a versatile and durable material suitable for a variety of applications, including fabrication, machining, and manufacturing. Its 1018 grade carbon steel composition provides excellent strength and hardness, with a yield strength of 54,000 psi and a tensile strength of 80,000 psi. The bar's polished finish and case-hardened treatment make it ideal for use in high-stress environments. Its machinability of 78% also makes it a popular choice for projects requiring precise cuts and shapes. Suitable for use in a range of industries, including aerospace, automotive, and construction.
Top product features:
- Cold Rolled fabrication process for improved surface finish and dimensional accuracy.
- Case-Hardened heat treatment for increased wear resistance and durability.
- Polished mechanical finish for reduced friction and improved machinability.
Top product applications:
- Machine building
- Structural construction
- Tooling and fixture manufacturing
Carbon Steel Rectangular Bar, Material Carbon Steel, Material Grade 1018, Thickness 0.31 in, Thickness Tolerance 0 in/-0.008 in, Overall Length 6 in, Overall Width 4 1/2 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: 7.00
- Package Width: 5.00
- Package Height: 1.00
- Package Weight: 3.00
Product info last updated on February 6, 2026 4:29am UTC
Category: Carbon Steel