Quote:
Originally Posted by Tinker
I like straight argon so I can take the bottle from the mig to tig. Works for aluminum too. .23 soft is great for sheet metal stuff .35 is a great all around wire. tac move then walk away. Grinding adds just as much heat to sheet metal. A pro welder still blows my mind stacking dimes.
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Straight argon don't work very well with steel MIG welding with the short arc
process. With argon you get an undercut along both edges of the weld on the
base metal. The surface of the weld will have a ruff finish and it don't run real
smooth. G.M.