RE: Brass Corona Rings

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "Daniel Kline" <daniel_kline-at-med.unc.edu> 



 > -----Original Message-----
 > From: Tesla list [mailto:tesla-at-pupman-dot-com]
 > Sent: Tuesday, March 02, 2004 9:57 AM
 > To: tesla-at-pupman-dot-com
 > Subject: Re: Brass Corona Rings
 >
 >
 > Original poster: "Willem Bosma" <wbosma-at-stud.tue.nl>
 >
 > Gerry,
 > Hard drawn brass tube has high internal stresses which can be
 > relieved by
 > heating in an oven for an hour at a temperature of about 300 degrees
 > centigrade under protective gas. Quenching with oil or water
 > will barily
 > help softening because of its bronze nature. Plumbers have
 > bending aparatus
 > for pipes, but I don't know to what diameter.
 > Wish you luck,   Willem

I don't know how much trouble you want to go to, but if I was
determined, this is where I would start...
http://www.lindsaybks-dot-com/dgjp/djgbk/pipe/index.html
Hope this helps,
Dan K.