Mig Welding Gases For Mild Steel. It is best to use a combination of the MIG welding gases in order to get the best results for your specific project. Since only a few gases can be used for TIG welding argon is the most popular choice because its a versatile gas that can be used on a variety of metals including mild steel stainless steel and aluminum.
Yes 100 Argon canbe used to MIG weld steel but youre likely to get an unattractive weldbead that is tall and narrow often with a weld-weakening undercut. Umpteen years ago we hired a kid from Morley cooling tower company to work at the refinery. 100 CO2 and a 25-75 Carbon-Argon mix.
Considering this what gas do you use for MIG welding mild steel.
Yes 100 Argon canbe used to MIG weld steel but youre likely to get an unattractive weldbead that is tall and narrow often with a weld-weakening undercut. And in most cases only the percentages differ based on the material to be welded. Can you MIG weld mild steel with straight argon. A shielding gas is also sent through the welding gun and protects the weld.