--For grins you might post this problem over at
sci.engr.joining.welding Maybe you'll get lucky and have a hotshot from
that group within driving distance..

--
"Steamboat Ed" Haas : A greasy donut, a cup of
Hacking the Trailing Edge! : coffee and thou...
http://www.nmpproducts.com/intro.htm
---Decks a-wash in a sea of words---