I detail this on my page " Learning About Knives." Please know that I don't ordinarily answer questions not related to direct knife orders; I simply don't have time to answer them all.
I've had clients requesting one of each!
Martensite is actually a distortion of the body-centered structure, making the lattice into a strained tetragon (rectangle).
Yet they have never made a single knife!How very sad for the person who purchases any knife from any of these guys.52100 is actually classified as " low alloy chromium steel (look it up!Doing so (arguing) will tend to make just like the forums, where divisive, uneducated, inexperienced, and unknowledgeable forum participants spread misconceptions, misunderstanding, and lies about steel properties.This happens only because they have gotten away with it in the past, with other blades, with other steels, and haven't noticed the fault.The next time you read some claim about grain, consider the source and challenge the source if you must, but it will be a fruitless endeavor.These steels all contain significant amounts of complex alloying elements: manganese, chromium, vanadium, tungsten, molybdenum, and in some cases, cobalt!These are the makers and suppliers of milling machine cutters, drills, reamers, taps and dies, broaches and every other related cutting tool made of high speed or high alloy tool steels.Transformation continues until maximum martensite conversion is achieved.Whoever wrote this has negatively influenced his credibility; every venue that repeats the sentence is spreading misinformation.More fun: a knifemaker can't possibly fit a handle to his blade, because he's not a carpenter.The sections above have outlined the particular factors of cryogenic quenching in a general way.It's designed to absorb the energy of an impact.
You might be surprised by what is claimed by even so-called experts and even degreed metallurgists.
Even so, it shows that the cryogenic temperature was the most critical factor, followed by the aging (soak) time, then the cooling rate, and finally variations in tempering temperature played the lowest role.

It didn't take long to come up with the resources to buy my first burnout oven, because at the time I started, predator generator coupon code there were no dedicated knifemaker heat treat furnaces.Graduate level metallurgists and researchers like Matt stand at the crossroads of high technology knife blades, and have the potential to move our tradecraft, science, and art into new realms, never before conceived in modern knives.Page Topics Tempering For complete transparency, please note that since my first knife made in the 1970s, until the present day, I've heat treated every single one to the best of my knowledge and ability.Considering where in the process cryogenics plays a role (in quenching and before tempering this seems to me also to be an empty promise, particularly when some of these companies cite the statistics of increased wear resistance that occur during cryogenic quenching as being available.I is there any truth to this?The surfaces to be measured must be parallel, testing surface to anvil contact surface.With its incredibly sharp, beautiful, and premium blade, your Bulat will become the one knife youll reach for again and again.If you wonder where a professional knifemaker publishes, know that you are reading one of the very best free sources right now.The first thing to remember is that these are equilibrium charts, and that the phases show here occur in slow temperature changes.
It occurs due to prolonged heating and welding.