4" Alloy Steel Round Bar 4130-Normalized MPN:7381_12_0
4" Alloy Steel Round Bar 4130-Normalized
This high-strength 4in alloy steel round bar is ideal for demanding applications such as aircraft and automotive manufacturing, construction equipment, and heavy machinery. The normalized 4130 alloy steel provides excellent toughness, weldability, and resistance to fatigue and corrosion. With a yield strength of 63,000 psi and tensile strength of 97,000 psi, this steel bar is perfect for high-impact and high-stress environments. Its machinability and air-hardened properties make it an excellent choice for fabricating complex parts and components, while the included material certificate ensures quality and consistency. Perfect for industries that require high-performance materials.
Top product features:
- Air-Hardened for increased strength and durability
- Heat Treatable for improved machinability and performance
- Yield Strength of 63,000 psi for enhanced resistance to deformation
Top product applications:
- Aerospace industry components
- Automotive parts such as engine mounts and suspension components
- Machine tools and equipment
Alloy Steel Rod, Material Alloy Steel, Material Grade 4130, Overall Length 12 in, Heat Treatable Heat Treatable, Heat Treatment Air-Hardened, Mechanical Finish Mill, Outside Diameter 4 in, Outside Diameter Tolerance +/-0.006 in, Yield Strength 63,000 psi, Fabrication Cold Rolled, Rockwell Hardness 92 HRB, Brinell Hardness 197 BHN, Machinability Not Rated, Tensile Strength 97,000 psi, Includes Material Certificate Material Certificate with Lot Number
Additional Information
- Country of Origin: ZZ
- Drop Ship Item: Yes
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 2 days
- Minimum Order Quantity: 1
- Unit of Measure: EA
- Package Length: 36.50
- Package Width: 3.25
- Package Height: 3.25
- Package Weight: 61.22
Product info last updated on March 15, 2026 4:20am UTC
Category: Alloy Steel