1.25" OD x 0.375" Wall x 0.5" ID Alloy Steel Round Tube 4130-Cond. N Seamless MPN:21545_72_0
1.25" OD x 0.375" Wall x 0.5" ID Alloy Steel Round Tube 4130-Cond. N Seamless
This 4130 alloy steel round tube is a versatile and durable solution for a variety of applications, including fasteners, gears, and structural frames. Its air-hardened, heat treatable properties allow for precise machinability and a high yield strength of 63,000 psi, making it ideal for demanding projects. With a Rockwell hardness of 92 HRB and a Brinell hardness of 197 BHN, this tube provides exceptional strength and resistance to wear and tear. Its seamless, mill-finished construction ensures a smooth, consistent surface for optimal performance. Perfect for industries that require high-strength, low-maintenance components.
Top product features:
- Air-Hardened for improved strength and durability
- Heat Treatable for increased yield strength
- Mill Finish provides a smooth surface for machining
Top product applications:
- Fasteners
- Gears
- Structural Frames
Alloy Steel Round Tube, Material Alloy Steel, Material Grade 4130, Fabrication Seamless, Heat Treatable Heat Treatable, Heat Treatment Air-Hardened, Mechanical Finish Mill, Inside Diameter 0.5 in, Outside Diameter 1 1/4 in, Overall Length 6 ft, Wall Thickness 0.375 in, Yield Strength 63,000 psi, Machinability Not Rated, Rockwell Hardness 92 HRB, Appearance Metallic, Application Fasteners, Gears, Structural Frames, Brinell Hardness 197 BHN
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: 1.75
- Package Height: 1.75
- Package Weight: 21.06
Product info last updated on May 4, 2026 12:03pm UTC
Category: Alloy Steel