Before you say anything, we do get this question quite often, "Can you MIG weld Stainless Steel to Mild Steel?" The answer is yes, you can, but before doing so you should ask yourself why you are doing it. Stainless Steel is normally used for its corrosion resistance, which mild Steel does not have. #welddotcom Disclaimer: Weld.com is compensated for providing links in our descriptions. However, we only work with companies that we use ourselves and can honestly and ethically recommend to our audience.