Get Your Metal Cut-to-Size!

We'll cut your order to your exact specifications. No need to buy full lengths!

Tool Steel Ground Square Stock O1

  • Tool Steel Ground Square Stock cross section
  • O1 Tool Steel is a general purpose oil-hardening tool and die steel. Normal care in heat treatment gives good results in hardening and produces small dimensional changes. O1 has good abrasion resistance and sufficient toughness for a wide variety of tool and die applications. When properly annealed, O1 has a machinability rating of 90 when compared to a 1% Carbon Steel rated at 100.

  • ASTM A681
    • Wear Resistance: Fair
    • Machinability: Good
    • Forming: Good
    • Weldability: Fair
    • Cold Working: Fair
    • Blanking Dies
    • Bushings
    • Forming Dies
    • Master Tools
    • Forming Rolls
    • Gauges
    • Trim Dies
    • Melting Point: 2590°F
    • Density: 0.283 lb/in3
    • Ultimate Tensile Strength: 245,000 psi
    • Yield Tensile Strength: 218,000 psi
    • Modulus of Elasticity: 31,000 ksi
    • Shear Modulus: 11,900 ksi
    • Poissons Ratio: 0.3

Request a Quote

Please choose a store to continue.

Choose Store

Choose a Metal Supermarkets store near you

  • Your submission has been received.
    We will get back to you as soon as possible!

Shopping from the UK?

Visit our UK website for our stores, online ordering and product availability.

Request a Quote

  • Your submission has been received.
    We will get back to you as soon as possible!