Stainless Steel
Beginner Friendly
Budget

440C

Heat Treatment Specifications

Austenitizing

Temperature1024°C(1875°F)
Soak Time20 minutes

Tempering

Temperature177°C(351°F)
Time120 minutes
Cycles2x

Quench Medium

oil

Target Hardness

58 - 59 HRC

Performance Characteristics

Toughness3/10
Edge Retention4/10
Corrosion Resistance7/10
Ease of Sharpening6/10
Overall Score20/40

Interesting Facts

  • 1Became popular in knife industry in 1960s-1970s
  • 2Was considered premium knife steel for decades
  • 3Set the standard for stainless steel in cutlery
  • 4Randall offered 440C for customers wanting corrosion resistance
  • 5Now superseded by 'super steels' but still respected by traditionalists

Famous Uses

Buck 110 (original 1964-1981)
Randall Made Knives
Classic American knives

Best For

Budget-friendly knives
Corrosion-resistant blades
General cutting tasks

Similar Steels

Not Recommended For

  • Premium segment (outdated for top knives)
  • Maximum corrosion resistance (H1 is better)
  • Complex tasks (modern PM steels are better)

Expert Tips

  • 1Requires regular maintenance in humid environments
  • 2Relatively easy to sharpen

Track Your 440C Heat Treats

Start logging your heat treatment cycles with 440C. Track what works, compare results, and repeat your best blades.

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