1.8159 / 51CrV4 / 6150 sword steel

1.8159/ 51CrV4 or AISI 6150 is a sword steel or a carbon steel.

Properties

• Suitable steel for forging damascus (forge welding).
  Etches grey in damascus patterns
• Very high sharpness
• Extremely robust (even under shock loads)
• For swords and reenactment swords
• For axes/hatchets
• For extremely robust knife blades

Recommended applications

• Robust hunting knives
• Outdoor, survival & bushcraft knives
• Swords
• Reenactment swords
• Axes & hatchets

Chemical composition

• C: 0,52%
• Cr: 1,00%
• Mn: 0,95%
• Si: 0,25%
• V: 0,10%

Heat treatment: Hardening 1.8159:

Hardening 1.8159 for knives:

• Hardening (knife): 870°C (oil)
• Tempering (knife): 2 hours at 180°C
• Hardness (knife): ~56 HRC

Hardening 1.8159 for swords:

• Hardening (sword): 870°C  (oil)
• Tempering (sword): 2 hours at 400°C
• Hardness (sword): ~50 HRC

Annealing: 680°C - 720°C
Normalizing: 870°C - 900°C

Finish
Laser cut, rolled & annealed