Flat Stock, Steel, 4140, 1 x 1 In, 6 Ft L MPN:40S1-72
Flat Stock, Steel, 4140, 1 x 1 In, 6 Ft L
This 4140 alloy steel square bar is a versatile and durable material ideal for a wide range of applications, including construction, manufacturing, and engineering projects. Its high strength and toughness make it suitable for use in high-stress environments, while its heat treatability allows for customization of its properties. With a yield strength of 60,000 psi and tensile strength of 95,000 psi, this steel bar can withstand heavy loads and harsh conditions. Its machinability of 66% also makes it easier to work with, reducing production time and costs. Perfect for building, repairing, or fabricating machinery, equipment, and structures.
Top product features:
- Heat Treatable
- Machinability 66 Percent
- Cold Rolled Fabrication Process
Top product applications:
- Machining parts that require high strength and resistance to fatigue
- Fabricating machinery components that need to withstand heavy loads
- Manufacturing tooling and dies that require a high level of hardness and wear resistance
Alloy Steel Square Bar, Material Alloy Steel, Material Grade 4140, Thickness 1 in, Thickness Tolerance 0 in/-0.009 in, Overall Length 6 ft, Overall Width 1 in, Fabrication Cold Rolled, Heat Treatable Heat Treatable, Heat Treatment Annealed, Mechanical Finish Mill, Yield Strength 60,000 psi, Tensile Strength 95,000 psi, Brinell Hardness 245 BHN, Rockwell Hardness Not Rated, Machinability 66 Percent, Standards ASTM A304, ASTM A322, ASTM A331, Appearance Unpolished
Additional Information
- Country of Origin: US
- 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: 72.00
- Package Width: 1.00
- Package Height: 1.00
- Package Weight: 20.00
Product info last updated on January 23, 2026 4:20pm UTC
Category: Alloy Steel