Stainless Steel
Beginner Friendly
Budget

6C27

Heat Treatment Specifications

Austenitizing

Temperature1050°C(1922°F)
Soak Time15 minutes

Tempering

Temperature180°C(356°F)
Time120 minutes
Cycles1x

Quench Medium

air

Target Hardness

52 - 54 HRC

Performance Characteristics

Toughness8.5/10
Edge Retention4/10
Corrosion Resistance8/10
Ease of Sharpening9.5/10
Overall Score30/40

Interesting Facts

  • 1Sandvik utility steel - lower carbon than 12C27
  • 20.60% carbon for balance of toughness and edge
  • 3Good for applications needing more flexibility
  • 4Less common in finished knives
  • 5Part of Sandvik's blade steel family
  • 6Easier to work than higher carbon variants

Famous Uses

Utility blades
Industrial cutting applications

Best For

Peelers
Butter knives
Kitchen implements

Similar Steels

12C27

More carbon, harder

420

American equivalent in softness

Not Recommended For

  • Wear resistance
  • Hard work
  • Premium

Expert Tips

  • 1Budget-grade steel
  • 2Very pure for its class
  • 3Not for demanding cutting

Track Your 6C27 Heat Treats

Start logging your heat treatment cycles with 6C27. Track what works, compare results, and repeat your best blades.

© 2026 BladesmithHub. All rights reserved.