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.
The effect of replacing argon by nitrogen was investigated for the purÂ­pose of reducing welding costs. The study reveals that nitrogen can very well be used to replace argon for purging in pipe welding without any adverse effects on the properties of the unstabilized austenitic stainless steels.
The good news is that when it comes to MIG welding, there are only two real choices-4043 or 5356 filler wire-and they can be used to weld a the following alloys: 3000, 4000, 5000 and 6000 series aluminum. Q: So which wire do you use? A: For most DIYers, 4043 will work best.