Jennifer Bourn. This post is part of the Color Meaning Blog Series, detailing the meanings associated with colors such as red, orange, yellow, green, blue, purple, grey, black, white, brown, pink, turquoise, gold, silver, and beige.
Instructions. Know what metal you are welding. Welders have figured out that nitrogen, as well as hydrogen, works well with stainless steels. If your metal is stainless steel, then nitrogen welding gas is a good choice. Put on your protective gear. This includes gloves, a welding jacket and a welding mask.
I'm new to the site and have a question on Spot Welding with a MIG. I have a Miller 252 with the std. M-25gun and have been welding for about two years now. I need to do a lot of automotive sheet metal body part welding as a hobby (restoring my old car) and need some advice on doing spot welds with my MIG machine. Most of the steel I will be spot welding will be approx. 18 and 22ga.