Heat Treatment Specifications
Austenitizing
Temperature790°C(1454°F)
Soak Time15 minutes
Tempering
Temperature200°C(392°F)
Time120 minutes
Cycles1x
Quench Medium
oil
Target Hardness
58 - 60 HRC
Performance Characteristics
Toughness7.5/10
Edge Retention6.5/10
Corrosion Resistance1.5/10
Ease of Sharpening7.5/10
Overall Score23/40
Interesting Facts
- 1Japanese alloy tool steel with nickel and chromium
- 2JIS G4404 standard - alloy tool steel series
- 3High hardness with good toughness for impact resistance
- 4Popular in Japanese gardening tool industry
Famous Uses
Circular saws
Band saws
Lawn cutter blades
Gardening scissors
Best For
Circular saws
Band saws
Impact-resistant tools
Similar Steels
L6
American equivalent
SKS93
Different SKS composition
Not Recommended For
- Wet environments
- Western markets
- Thin blades
Expert Tips
- 1Toughness priority
- 2L6 equivalent
- 3Industrial applications
- 4Ingot manufacturing