At 01:12 PM 11/7/2012, Pat wrote:
>A variation is used on my copper plumbing pipes.  I sure hope that stuff has
>some structural integrity.

A sweat-soldered joint has enormous surface area and a very thin
layer of solder that's pulled into the joint by capillary
action.  I've never heard of a well-made one having a problem
(doesn't mean it hasn't happened).

Yours,
David