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Old 07-01-2018, 10:41 AM
lots2learn lots2learn is offline
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Join Date: Aug 2012
Location: Seattle WA
Posts: 136
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I have never seen a weld spec with Boeing or the Air Force called out to use any CO2 with TIG. Argon and or Helium yes. I have used many different gas mixes with MIG though. Im only 99% sure so you can do some more checking. CO2 is not an inert gas.
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