[TheForge] 4140 vs 4340

Grant Neil Sarver [email protected]
Wed Mar 27 19:41:00 2002


NOTHING in what I said was meant to indicate that tempering after quenching was
not needed.

grant

John Newman wrote:

> Does this mean that power hammer dies made from 4140 or 4340 quenched in oil
> do not need to be tempered?
>
> John Newman
>