Yes, the grain is too coarse. By the way that it broke, and the larger grain, I would suspect decarb, if you are checking with a file. Less time in ...

Hello Colin, The larger grain size would indicate overheating, but would also result in deeper hardening. Canola is a vegetable based oil and being ...

[quote name='Craig Quattlebaum' date='05 April 2021 - 03:46 PM' timestamp='1617655585' post='27744'] Is it safe to assume the new board is not up ye...

And That could very well happen. The two forums are very dissimilar, and it will not be a smooth ride. This forum has a separate membership interfac...

As many different ones as possible. Clipped points, trailing points and drop points. The flat grind is the one to master, hollow and convex will mor...

I would concur with Joshua, I have seen makers who were ready after a surprisingly few knives made and I have seen some who really needed that practic...

Enough folks have the 5160 fetish that I will respect feelings and not dwell on the cons. But there are so many really good steels to choose from that...

[quote name='Kevin R. Cashen' date='21 February 2021 - 08:00 AM' timestamp='1613912404' post='27568'] Yes, the tendency towards inclusions in recent...

Yes, the tendency towards inclusions in recent batches is around 3 or 4 on my list of reasons not to use 5160. I am just not a big fan of this steel,...

[quote name='Pedro Bassi' date='19 February 2021 - 02:56 PM' timestamp='1613764590' post='27554'] One blade soaked at 1560 F for 5 minutes, the othe...

[quote name='Kevin J Stinson' date='20 February 2021 - 12:53 PM' timestamp='1613843631' post='27559'] Does Howe do furnace cooling compare? ...

Vermiculite is a better insulator, but I would just eliminate lamellar annealing. lamellar annealing is the process of slow cooling from over non-mag...

How long was it held at 1560°F? This is a bit high for this alloy. 5160 responds best to 1525°F. This could be an artifact of forging or of heat ...

The actual gun is not necessary. Just a gun case is enough to get you special attention an security. I have been traveling with knives and swords in a...