Welding Galvanized Steel With Mig. Both processes however have proven difficult when it comes to gaining consistency in weld quality at similar travel speeds as those used to weld mild steel. TIG welding sheet metal.
The variety of metals that can be welded through the MIG process varies from ½ inches to 24-gauge. Best Practice Guide for Welding Hot Dip Galvanized Steel Edition 1 February 2019 Introduction 1 Best practice welding of uncoated steel 1 Appearance of the welded area 1 Chemistry of the welding rod 1 Managing weld splatter 2 Removing welding slag 2 Welding overlapped surfaces 3 Welding to minimise distortion in the galvanizing process 3. It is an arc welding process that where you feed a solid wire electrode through a welding gun.
Metal inert gas is then used to protect the weld from contaminants.
Grinding Off the Coating. Ad Find China Manufacturers Of Mig Welding. Still much quicker than cleaning every joint. MIG is one of the best ways to weld 20-gauge sheet metal.