ah... ya... Ok!
Nick
----- Original Message -----
From: Ryan Smith <shmitty99@hotmail.com>
To: <spitdrvr@camalott.com>
Cc: <spitfires@autox.team.net>
Sent: Monday, July 19, 1999 2:25 PM
Subject: Re: rebuilding the engine, with more than one question
> Actually shot peening and case hardening have very little in common. Shot
> peening is just a means of removing surface defects from the material. It
> does not make it harder in any way like heat treating or case hardening
> does. The purpose of shot peening is to remove the potential starting
place
> for a fracture. Fractures propigate from the weakest place in the surface
> so if the surface is made uniform the chance of a fatigue fracture is
> lessened.
>
> Ryan Smith
> 72 Emerald Green Spitfire
>
>
> >From: "N.A. Campiglia III" <spitdrvr@camalott.com>
> >Patrick,
> > > 1) what is shot peening?
> >This is a process of relieving stress in metal structures. A regular
> ...cut...
> Think of it this way, shot pening forms a kind of
> >toughened skin on the outside of the part sorta like case hardening...
>
>
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