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.
Gases used in welding and cutting processes include: 1  shielding gases such as carbon dioxide, argon, helium, etc. 2  fuel gases such as acetylene, propane, butane, etc.  oxygen, used with fuel gases and also in small amounts in some shielding gas mixtures.