Flat, Steel, 4140, 3/4 x 4 In, 1 Ft L MPN:40F.75X4-12
Flat, Steel, 4140, 3/4 x 4 In, 1 Ft L
This 4140 alloy steel rectangular bar is a versatile and durable material ideal for a wide range of applications, including machining, fabricating, and construction projects. Its high yield strength and tensile strength make it suitable for use in heavy-duty equipment, machinery, and tools. The bar's flat, rectangular shape provides a stable and consistent surface for drilling, cutting, and welding. With its ability to withstand high stress and fatigue, this steel bar is perfect for applications where reliability and performance are crucial, such as in the aerospace, automotive, and construction industries.
Top product features:
- Heat Treatable
- Machinability 66 Percent
- Annealed
Top product applications:
- Construction and Building
- Machine Shop and Fabrication
- Automotive Repair and Maintenance
Alloy Steel Rectangular Bar, Material Alloy Steel, Material Grade 4140, Thickness 0.75 in, Thickness Tolerance 0 in/-0.007 in, Overall Length 12 in, Overall Width 4 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 187 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: 12.00
- Package Width: 4.00
- Package Height: 0.80
- Package Weight: 10.00
Product info last updated on January 26, 2026 11:18pm UTC
Category: Alloy Steel