Re: strength of welded steel

>From somewhere in the dark recesses of my mind I had the idea that heating a
magnet de-magnetised it?

Guy

----- Original Message ----- 
From "Glen Byrns" <grbyrns at ucdavis.edu>
To: "Bob Walker" <spriteracer98@yahoo.com>
Cc: <spridgets@autox.team.net>
Sent: Wednesday, January 28, 2004 10:23 PM
Subject: Re: strength of welded steel


> I use a magnet as a flat backing to provide a temporary bottom to the hole
> until it is filled.  I don't put it in the hole, I put it under a hole.
> It then pops off easily after it has served its purpose.