What is "inert gas" used in Metal Inert Gas (MIG) Welding?
Answer That which doesn't chemically react with other elements.
Inert gases are used as shielding gases during the process of MIG (Metal Inert Gas) welding. There is also MAG (Metal Active Gas) welding, for which active gases are used.
Last updated 5 years ago · 2.6K views · SOURCE
-thumb.jpg)
