Welding Gas For Mig Stainless. Ad China Mig Welding Machine. The gas gives the most desirable bead contour while keeping the CO2 level low enough so that it does not influence the corrosion resistance of the metal.
There are three main welding processes that welders use when working on stainless steel. In some cases there is tri-mix shielding gas containing 90 Helium 75 Argon and 25Carbon dioxide. What gas to use for MIG welding stainless steel Answer.
The normal gas for TIG welding is argon Ar.
I would not get a whole tank of tri-mix for a small stainless job. There are three main welding processes that welders use when working on stainless steel. The normal gas for TIG welding is argon Ar. Safe Trading Mig Welding Machine on Leading B2B Platform.