Alloy Steel Rod, 12 in L, 5/16 in Dia. MPN:40r.312-12
Alloy Steel Rod, 12 in L, 5/16 in Dia.
This 12-inch long, 5/16-inch diameter alloy steel rod is ideal for a variety of applications, including machining, fabrication, and repair. Made from high-strength 4140 alloy steel, it offers excellent durability and resistance to wear and tear. Its annealed finish provides a smooth surface for working with, and its heat treatable properties allow for further strengthening as needed. Suitable for use in the aerospace, automotive, and construction industries, this alloy steel rod is a versatile and reliable choice for projects requiring strength and precision. Its compact size and lightweight design make it easy to handle and store.
Top product features:
- Heat Treatable
- Annealed for improved machinability
- Cold Rolled for precise dimensional control
Top product applications:
- Machine building
- Automotive parts manufacturing
- Aerospace industry components
Alloy Steel Rod, Material Alloy Steel, Material Grade 4140, Overall Length 12 in, Heat Treatable Heat Treatable, Heat Treatment Annealed, Mechanical Finish Mill, Outside Diameter 5/16 in, Outside Diameter Tolerance 0 in/-0.003 in, Yield Strength 60,000 psi, Fabrication Cold Rolled, Rockwell Hardness 10 HRC, Brinell Hardness 241 BHN, Machinability 66 Percent, Tensile Strength 114,000 psi, Includes Material Certificate Material Certificate with Lot Number, Standards ASTM A108, ASTM A29
Additional Information
- Country of Origin: ZZ
- 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: 13.00
- Package Width: 1.00
- Package Height: 1.00
- Package Weight: 1.00
Product info last updated on February 28, 2026 6:37am UTC
Category: Alloy Steel