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How to Harden Steel With Motor Oil. Hardening steel with motor oil is a way of performing what is called the case hardening of steel. Pure steel is actually ...
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www.ehow.com/how_4579248_harden-steel-motor-oil.html
www.ehow.com/how_4579248_harden-steel-motor-oil.html
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･ 1 Place the safety glasses on your head and over your eyes. Heat the steel to be hardened using the oxygen... ･ 2 Watch the steel in a dimly lit area as this will help you in seeing the colors grow in the steel. The... ･ 3 Grab the cool e...
http://www.ehow.com/how_4531756_harden-steel.html
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Instead, therefore, of the customary mode of hardening the blade from the anvil, let it be passed immediately from the hands of the forger to the grinder; a slight application of the stone will remove the whole of the scale or coating, and ...
http://www.publicbookshelf.com/public_html/The_Househol...
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What sort of steel is it? If it's carbon steel, all you have to do is to heat the edge to red hot & quench. If it's mild steel, you have to introduce carbon. Either by a liquid salt bath or cooking in charcoal. Both need specialist equ...
http://www.screwfix.com/talk/thread.jspa?threadID=9239
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If you've got real good ventilation, you could case harden it. My grandfather, who grew up as a blacksmith, used to do that occasionally to carbon steel. Get some sodium cyanide pellets, put them in a sturdy metal pan and melt them (traditionally you set them in the forge, but he used a propane torch - melts at 568 deg.
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www.diybanter.com/q-t_15676-can-somone-tell-me-how-to-h...
www.diybanter.com/q-t_15676-can-somone-tell-me-how-to-harden-carbon-steel.html
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If you've got real good ventilation, you could case harden it. My grandfather, who grew up as a blacksmith, used to do that occasionally to carbon steel. Get some sodium cyanide pellets, put them in a sturdy metal pan and melt them (traditionally you set them in the forge, but he used a propane torch - melts at 568 deg.
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www.diybanter.com/showthread.php?t=15676
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In this collection was an incredible description of a hardening process that claimed to be able to impart hardness of Rockwell 43 - 45 on mild steel (confirmed by Sandia National Labs). ... Next by thread: Re: [Orchid] How to harden mild steel...
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www.ganoksin.com/orchid/archive/200009/msg00229.htm
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Re: [Orchid] How to harden mild steel - Jewelry making instructions from Ganoksin orchid forums ... Previous by thread: [Orchid] How to harden mild steel ... How to Advertise...
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www.ganoksin.com/orchid/archive/200009/msg00592.htm
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It is fundamental blacksmith's know-how that to harden steel you heat it and then quench it in water. That basic phenomenon underlies SRG's effort to design stronger steels.
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www.psc.edu/science/Olson/Olson-quench.html
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