Steel Library/Sleipner
Tool Steel
Intermediate
Mid-range

Sleipner

Heat Treatment Specifications

Austenitizing

Temperature1030°C(1886°F)
Soak Time30 minutes

Tempering

Temperature530°C(986°F)
Time120 minutes
Cycles2x

Quench Medium

air

Target Hardness

62 - 64 HRC

Performance Characteristics

Toughness6/10
Edge Retention6.5/10
Corrosion Resistance4/10
Ease of Sharpening5/10
Overall Score21.5/40

Interesting Facts

  • 1Developed by Bohler-Uddeholm as modern D2 improvement
  • 2Named after Odin's eight-legged horse from Norse mythology
  • 3LionSteel claims better edge retention than M390
  • 4Used in commercial meat slicing environments
  • 5Attainable hardness 60-64 HRC with excellent toughness

Famous Uses

LionSteel knives
ANV Knives
DPx Gear

Best For

Folding knives
Cold work tooling
Precision cutting applications

Similar Steels

D2

Sleipner is tougher and more corrosion resistant

CPM CruWear

PM version with similar properties

K110

Böhler D2, same class

Not Recommended For

  • Marine environment (semi-stainless)
  • Need full stainless properties
  • Razor sharpness

Expert Tips

  • 1Cold work tool steel
  • 2Achieves 60-64 HRC
  • 3Requires proper thermal processing

Track Your Sleipner Heat Treats

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

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