Posted by mike s on September 11, 2008 at 13:02:43:
In Reply to: Re: Heat treat processes. posted by mkk on August 14, 2008 at 01:38:28:
case hardening means hardening to a certain depth and can be achieved by various means including carburize, induction, flame etc... and can be low carbon steel or higher carbon like 4140 or 4340 or 1045.