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about to enter a furnace and repair tubes using tig on 9 chrome

by Dana Armstrong
(Fort McMurray,Alberta Canada)

haven't done it in years so i need a little mind refresher...keyhole,dip, wash the root in,fairly wide gap,feed rod from side gap on the overhead,lots of purge,lots of pre heat????any advice,i'd be all ears and grateful.Thank you.


Dana, I use the keyhole dip method for most carbon and low alloy tubing. Preheat will probably be required and advised.

thanks for the post,


anyone else got any tips for Dana???

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