Heat Treatment Specifications
Austenitizing
Temperature800°C(1472°F)
Soak Time10 minutes
Tempering
Temperature200°C(392°F)
Time120 minutes
Cycles1x
Quench Medium
oil
Target Hardness
58 - 58 HRC
Performance Characteristics
Toughness7/10
Edge Retention6/10
Corrosion Resistance1/10
Ease of Sharpening8.5/10
Overall Score22.5/40
Interesting Facts
- 1Classic French carbon steel - AFNOR standard
- 20.75% carbon - equivalent to 1075
- 3Used by K-Sabatier, Thiers-Issard, Robert Herder
- 4Takes crazy sharp edge, sharpens very easily
- 5Develops blue-gray patina over time
- 6100+ years of French knife-making tradition
Famous Uses
Laguiole knives
French Sabatier knives
Nontron pocket knives
Best For
Budget-tier folding knives
Kitchen cutlery
Entry-level fixed blades
Similar Steels
1075
American equivalent
CK75
German equivalent
Not Recommended For
- Wet environments
- Beginners
Expert Tips
- 1Responds well to traditional heat treatment
- 2Prone to rust without care
- 3Good for learning heat-treatment