Carbon Steel
Intermediate
Mid-range

15N20

Heat Treatment Specifications

Austenitizing

Temperature802°C(1476°F)
Soak Time10 minutes

Tempering

Temperature190°C(374°F)
Time60 minutes
Cycles2x

Quench Medium

oil

Target Hardness

58 - 61 HRC

Performance Characteristics

Toughness9/10
Edge Retention2/10
Corrosion Resistance1.5/10
Ease of Sharpening9/10
Overall Score21.5/40

Interesting Facts

  • 1The 'bright layer' in most modern Damascus due to 2% nickel
  • 2Montana Mafia popularized 1084/15N20 combination
  • 3Replaced more difficult steels like W1, 5160, 52100 in Damascus

Famous Uses

Damascus steel (with 1084)
Pattern welded blades

Best For

Damascus/pattern-welded blades
Kitchen knives at high hardness
Swords
Toughness-priority applications

Similar Steels

1084

Classic damascus partner

L6

Alternative for nickel layers

Not Recommended For

  • Wet environments
  • Monotone blades
  • Corrosion resistance

Expert Tips

  • 1Nickel provides contrast in damascus patterns
  • 2Takes fine edge but prioritizes toughness
  • 3Popular for custom kitchen knives

Track Your 15N20 Heat Treats

Start logging your heat treatment cycles with 15N20. Track what works, compare results, and repeat your best blades.

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