0.375" Alloy Steel Round Bar 4340-Normalized Cold Finish MPN:7383_72_0
0.375" Alloy Steel Round Bar 4340-Normalized Cold Finish
This high-strength 0.375in alloy steel round bar is ideal for demanding industrial applications, including aerospace, automotive, and heavy machinery manufacturing. Its normalized cold finish provides a precise and smooth surface for machining and fabrication. With a yield strength of 125,000 psi and tensile strength of 186,000 psi, this alloy steel rod is perfect for applications requiring high durability and resistance to fatigue. Its machinability of 50% also makes it easier to work with, reducing production time and costs. Suitable for use in a variety of industries, including oil and gas, construction, and defense.
Top product features:
- Air-Hardened for increased strength and durability
- Cold Rolled for improved machinability and surface finish
- Heat Treatable for enhanced tensile strength and resistance to fatigue
Top product applications:
- High-strength shafts for heavy machinery and equipment
- Structural components in aircraft and aerospace applications
- High-performance engine components, such as connecting rods and crankshafts
Alloy Steel Rod, Material Alloy Steel, Material Grade 4340, Overall Length 6 ft, Heat Treatable Heat Treatable, Heat Treatment Air-Hardened, Mechanical Finish Mill, Outside Diameter 3/8 in, Outside Diameter Tolerance +/-0.004 in, Yield Strength 125,000 psi, Fabrication Cold Rolled, Rockwell Hardness 100 HRC, Brinell Hardness 363 BHN, Machinability 50 Percent, Tensile Strength 186,000 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: 72.50
- Package Width: 2.50
- Package Height: 2.50
- Package Weight: 64.76
Product info last updated on April 23, 2026 9:59pm UTC
Category: Alloy Steel