Heat treated and tempered by Chatar
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Description
After griding the shape, it was heat treated to harden the edge. This shows the tempering to get the hardness just right, you want the edge hard (yellow) and the spine softer (blue) to allow flexibility without breaking.
Comments (3)
netot
Wow, this is great! It will be a very sharp knife!
Jean_C
Nice series about forge work!
Richardphotos
while studying metallurgy in college the professor explained how tempering with an example of making a knife."if it is tempered, then one can twist ti around when stabbing some unlucky victim"
Chatar
Well that's one way to test your temper :)