Kevin E. Ramsey ramsey@extremezone.com ----- Original Message ----- From: <Yardarm103669107@AOL.COM> To: <pianotech@ptg.org> Sent: Sunday, April 08, 2001 4:05 PM Subject: Re: Chickering brass flanges > In a message dated 4/7/2001 9:10:18 PM Central Daylight Time, > ramsey@extremezone.com writes: > > << Also, target shooters regularly go through a process of annealing their > shell casings to restore the "softness" of the metal, in order to prevent it > from becoming so brittle that it breaks when exposed to the extremes of > firing and re-loading. > >> > > Kevin: > I know nothing about shell casings, but wouldn't they be a generally more > malleable brass than the top end (alpha)? > Perhaps so, as I know nothing about "Alpha" brass. Also, I didn't think that any brass, other than welding rods had as high a percentage of zinc as "34%" . But then, I have to admit, I'm not a metallurgist.
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