[TheForge] Re: Shot-peening article- history and usages

[xlch58 at swbell.net]

schade at acegroup.cc wrote:
> But if I remember right from the last ten or so times this subject 
> came up packing (forging at a dark red of black heat) did not harden 
> the surface.
>
> Am I dreaming again?
>
> Bob
Shot Peening is a cold working process from all that I know about it ( 
mainly in the context of engine parts). 

Charles