4140 4.000"x1.250"x1.75" Axe or Top Tool Blank

$15.95
4140 is an oil hardening medium carbon alloy steel suitable for making most blacksmith's tools such as hammers, punches, top and bottom tools, dies, and axes.
  • Element : Content %
  • Chromium: 0.80 - 1.10
  • Manganese: 0.75 - 1.0
  • Carbon: 0.380 - 0.430
  • Silicon: 0.15 - 0.30
  • Molybdenum: 0.15 - 0.25
  • Sulfur: 0.040
  • Phosphorous: 0.035
  • Iron: Balance

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