Andy Dingley wrote:

On Tue, 05 Jul 2005 17:23:51 +0100, Chris Bacon
wrote:


Why can't you use carbon pencils and an arc welding set?


Because they're rubbish and they never worked well.

Not IME. I always use carbon arc brazing for building up metal or
joining thin sheet steel without the problems of arc welding when not
using mig. I find it quite a forgiving process and have not found
problems of brittle joints.

Regards
Capitol