The 1G root welding method is a fundamental skill every welder must master, especially when using Cap 7018 electrodes. This ...

As for the gas mixture, a home hobbyist with a wire-feed welder can usually get by with 100 percent CO2 shielding gas. For a cleaner weld, use 75 percent CO2 and 25 percent argon.

Most automotive MIG welding utilizes a gas shield, most commonly CO2, or C-25 (25 percent CO2 and 75 percent Argon). C-25 gas reduces weld spatter significantly, and produces the best-looking weld ...

Check out about MIG Welding Steel using Miller Electric Mfg. Co. Millermatic 180 in the October 2011 Metal Shop - Rod & Custom Magazine ...

For our team, MIG welding makes the real cracks tough to identify because the root of a MIG weld tends to bead up more and shows false crack lines along the outside of the bead. These aren't real ...

MIG welding is fairly easy to learn, equipment is reasonably priced, and it allows users to lay down a fast bead. However, these advantages are not for everyone.

MIG can produce handsome beads even when voltage and wire speed are wrong for the job. This is a real problem when welding thick material with too little voltage and wire speed (wire speed = current).