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Old 12-31-2012, 08:39 AM   #3268
Strong Bad
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Joined: Oct 2007
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Quote:
Originally Posted by David R View Post
To tig aluminum you need AC.
Actually welding Aluminum with DC is more common than many realize. Space-X is building rockets & space craft with aluminum that has been DC Tig welded. Of course they also do some really fancy stuff like friction-stir welding
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