Re: Annealing copper

["spook01" <spook01@comcast.net>]

Brazing the pipes together would certainly obviate the worries about melting 
the solder!
Best,
Ray
"Sometimes I wonder whether the world
is being run by smart people who are
putting us on or by imbeciles who really mean it."
-Mark Twain
----- Original Message ----- 
From: "J.E.A. Rich" <mmmbob@adelphia.net>
To: "lawrie" <lawrie@britcars.com>
Cc: <mg-mmm@autox.team.net>
Sent: Thursday, August 24, 2006 2:41 PM
Subject: Re: Annealing copper


> Lawrie,
>
> Many years ago, before people like Barry Foster started making
> replacement pipes for MMM cars, I decided to make some myself. All I
> had to do was unsolder the end fittings and replace the copper pipe -
> right ? Wrong !!  I have no idea what was used to attach the fittings
> to the pipes but it was not silver solder or ordinary braze, it was
> something with a much higher melting point. I ended up sawing the end
> fittings off, drilling the copper out of the fitting and brazing new
> pipes on.
>
> Heating your pipes to cherry red to anneal them is NOT going to
> loosen the end fittings if the factory put them on !
>
> Cheers, "Bob".
>
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