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Forum: General Discussion

11-28-2018, 08:43 PM

Replies: 21

Hardening body hammers???

Views: 9,492

Posted By crystallographic

fire annealing

The large fires out here in CA for the past two years have left behind a LOT of steel tools that went to 2300F and then cooled very slowly, leaving a nice annealed condition. Hammerheads that are...

Forum: General Discussion

11-25-2018, 01:24 PM

Replies: 21

Hardening body hammers???

Views: 9,492

Posted By crystallographic

Very true and excellent advice, Secant. Thank...

Very true and excellent advice, Secant. Thank you.
Chipped hammer faces are all you get from over-hardening. Case-hardening tool steel is a non-starter, and is yet just another wonderful theory ......

Forum: General Discussion

11-22-2018, 10:49 AM

Replies: 21

Hardening body hammers???

Views: 9,492

Posted By crystallographic

Forged and hardened tool steel - not cast

I'm no expert on this body work hand tool stuff, but Rockwell testing has shown body dollies to be anywhere from Rc36 to Rc 45. Pexto dollies are the hardest we have tested, and Sears the softest.
...

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