Heat Treating O1 Tool Steel For Knives

Heat treating o1 tool steel is simple.

Heat treating o1 tool steel for knives.

How to heat treat an o1 knife blade using cheap common tools. I m at the stage where i want to heat treat it but i had a few questions hopefully someone here can help out with. O1 tool steel o1 is a general purpose tool steel that is typically used in applications where alloy steels cannot provide sufficient hardness strength and wear resistance. Stress relieving when heavy machining cuts are employed the resultant stresses may be relieved by heating the material to 1200 1250 f for one hour and cooling in still air.

Heat treating o1 tool steel. The foil should be double crimped around the edges. History of o1 steel in knives. I have a blank of o1 tool steel which i have grinded down to the shape of a knife.

Because o1 became a very popular tool steel it is relatively difficult to determine who used it in knives first. In short bring it to critical temperature quench it in vegetable oil then temper it in an toaster oven or regular kitchen oven for one hour at 400. Minimizing warpage is another. How to heat treat o1 tool steel begin by wrapping the piece in stainless steel tool wrap and leave an extra two inches on each end of the package this will be for handling purposes.

Shot tower productions 4 067 views. The road to success is to evenly heat the metal. Soak thoroughly and then allow to cool slowly in the furnace to below 1000ºf. Be careful to not tear or puncture the wrap.

It has been popular with both forging bladesmiths and stock removal knifemakers due to its wide availability in a range of sizes and ease in forging and heat treating. Where greater dimensional stability in heat treatment or improved wear resistance is required tool steels with higher alloy contents such as a2 or d2 should. Hardening steel is the easy part.