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Thu Nov 20 12:05:17 EST 2003


book, btw), big castings must be preheated and then cooled off slowly
for welding.  I believe this was mentioned in a few other replies, as
well.  With the casting cold, you never get the weld material/base
material hot enough to flow properly and become "one".

--
Huw Powell

http://www.humanspeakers.com/

http://www.humanthoughts.org/



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