Böhler K390 Microclean

Böhler K390 is a powder metallurgical cold work steel, extremely wear resistant and highly tough.

Properties

• Extreme wear resistance
• Very high hardness
• High toughness
• Corrosion resistant

Recommended applications

• European chef’s knives
• Hunting knives
• Outdoor, survival & bushcraft knives

Chemical composition

• C: 2,47%
• Si: 0,55%
• Mn: 0,4%
• Cr: 4,2%
• Mo: 3,8%
• V: 9%
• W: 1%
• Co: 2%

Heat treatment: Böhler K390 hardening:

• Hardening temperature: 1080°C
• Tempering temperature: 3 x 2 hours at 500°C
• Hardness: ~64 HRC

Finish
Laser cut, rolled & annealed