It seems, for the most part, to be a case of confusing cause and effect by folks trying to explain observations in the past without the means or knowl...

I am sorry Ernie, I was not aware of the number of vendors that could have been producing JS and MS stencils independently from ABS efforts. The orig...

Hello John, which part of northern MI?

The trouble is that until you actually have the chemistry of your saw steel it can only be identified as saw blade steel. For many years folks have s...

A steel mill will reduce an ingot that measures in FEET across down to the ¼” stock that you work with, you will then tap a bevel on the side of th...

From the photo the cross section does look good.

[quote name='Jason Mendoza' date='17 February 2014 - 06:51 PM' timestamp='1392681072' post='9906'] Howdy everyone! I'm Jason from the finge...

Initial discussion on this topic indicated that the ban would affect all ivory, mammoth, mastodon, and walrus. But what I am reading in this most rec...

Two points about the Parks #50, one that Steve touched on is that it is rather fast for an alloyed steel like 5160 and I would expect to see greater a...

James, one consideration in your question is how you are quenching. If you are edge quenching just about any low viscosity oil will work. The dynami...

[quote name='Mike Krall' date='03 February 2014 - 11:15 PM' timestamp='1391487336' post='9753'] Well, I've thought about this for a while and it loo...

[quote name='Javan Dempsey' date='04 February 2014 - 12:19 AM' timestamp='1391491151' post='9754'] ... If the only investment a member had in gai...

Hello Dave, indeed a search of the internet will reveal that advice in this topic is plentiful, there is a whole lot of assumption based on observati...

The short answer- fine grain increases the rate of nucleation in pearlite and thus lowers hardenability. The long, detailed, answer: Martensit...