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For heat treat I can use color, and I use recalescence as a temperature indicator when I normalize to see it I was in austenizing region.
Forging is done by color. Forge welding is done by color +...

Indeed. careful forging is going to let me squeeze one or 2 more razors out of that bar.
And I have to say I LOVE this gas forge. Being able to evenly heat a piece of steel and look at it while it...

This is how I forge wootz razors from a bar. Wootz is expensive and you don't want to waste any more than you need to. I just started a fresh bar (2K$) and thought it would be nice to show the...