0.625" Alloy Steel Round Bar 4340-Normalized Cold Finish MPN:7387_36_0
0.625" Alloy Steel Round Bar 4340-Normalized Cold Finish
This 0.625in alloy steel round bar is ideal for high-strength applications requiring durability and resistance to wear and fatigue. Made from grade 4340 alloy steel, it boasts a yield strength of 125,000 psi and tensile strength of 186,000 psi, making it suitable for manufacturing components in the aerospace, automotive, and oil and gas industries. Its air-hardened, normalized, and cold-finished state ensures a precise mechanical finish, while its machinability of 50 percent simplifies fabrication. With a material certificate included, this product is perfect for demanding applications where reliability and performance are paramount.
Top product features:
- Air-Hardened heat treatment
- Machinability of 50 Percent
- Tensile Strength of 186,000 psi
Top product applications:
- Machine parts manufacturing
- Heavy machinery components
- Aerospace industry components
Alloy Steel Rod, Material Alloy Steel, Material Grade 4340, Overall Length 36 in, Heat Treatable Heat Treatable, Heat Treatment Air-Hardened, Mechanical Finish Mill, Outside Diameter 5/8 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: 36.50
- Package Width: 3.50
- Package Height: 3.50
- Package Weight: 72.74
Product info last updated on February 19, 2026 12:19am UTC
Category: Alloy Steel