Oil Hard Flat Stock, O1, 3-1/2In Wx36In L MPN:O1183126
Oil Hard Flat Stock, O1, 3-1/2In Wx36In L
This O1 tool steel flat stock is a high-performance material ideal for manufacturing precision tools and dies. Its oil-hardened finish provides excellent hardness and wear resistance, while its precision ground surface ensures accurate machining and finishing. With a yield strength of 55,000 psi and tensile strength of 95,000 psi, this steel is suitable for applications requiring high strength and durability, such as stamping dies, punches, and other precision tooling. Its versatility also makes it suitable for general machining and fabrication, making it a valuable addition to any metalworking operation.
Top product features:
- Oil-Hardened for high hardness and wear resistance
- Precision Ground for smooth, accurate surfaces
- Heat Treatable for customizable mechanical properties
Top product applications:
- Machining small parts that require high hardness and wear resistance
- Making punches and dies for metal stamping operations
- Manufacturing high-precision cutting tools that require oil-hardened properties
Tool Steel Rectangular Bar, Material Tool Steel, Material Grade O1, Thickness 0.13 in, Thickness Tolerance +/-0.001 in, Overall Length 36 in, Overall Width 3 1/2 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: 36.00
- Package Width: 3.50
- Package Height: 0.13
- Package Weight: 4.46
- California Prop 65 Warning: WARNING: Cancer - www.P65Warnings.ca.gov
Product info last updated on February 26, 2026 7:15am UTC
Category: Stainless Steel