Oil Hard Flat Stock, O1, 3In Wx18In L MPN:O11238
Oil Hard Flat Stock, O1, 3In Wx18In L
This O1 oil hard flat stock is a versatile tool steel ideal for precision machining and fabrication. Its high tensile strength of 95,000 psi and yield strength of 55,000 psi make it suitable for applications requiring high resistance to deformation and wear. The material's hardness of 177 BHN and 18 HRC provides excellent edge retention and durability. Use it for making knives, punches, dies, and other precision tools. The hot-rolled and precision-ground finish ensures smooth operation and extended tool life. Its oil-hardened heat treatment provides a consistent and predictable performance, making it a reliable choice for various industries.
Top product features:
- Oil Hard Flat Stock is precision ground for a smooth finish.
- It is heat treatable, allowing for further hardening or tempering.
- The material is oil-hardened for increased durability and resistance to wear.
Top product applications:
- High-speed steel cutting tools
- Machine components
- Mold and die applications
Tool Steel Rectangular Bar, Material Tool Steel, Material Grade O1, Thickness 0.5 in, Thickness Tolerance +/-0.001 in, Overall Length 18 in, Overall Width 3 in, Fabrication Hot Rolled, Heat Treatable Heat Treatable, Heat Treatment Oil-Hardened, Mechanical Finish Precision Ground, Yield Strength 55,000 psi, Tensile Strength 95,000 psi, Brinell Hardness 177 BHN, Rockwell Hardness 18 HRC, Standards AISI O-1, ASTM A681-08, FEDERAL QQT 570 REV C, SAE J437, UNS T31501
Additional Information
- Country of Origin: US
- 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: 18.00
- Package Width: 3.00
- Package Height: 0.50
- Package Weight: 7.64
- California Prop 65 Warning: WARNING: Cancer - www.P65Warnings.ca.gov
Product info last updated on February 21, 2026 6:19pm UTC
Category: Stainless Steel