How to MIG Weld Sheet Metal
Sheet metal has a way of punishing mistakes fast. One second you’re laying a decent bead, and the next you’ve blown a hole clean through a door skin or floor…
Continue reading: How to MIG Weld Sheet MetalMIG Welding
Learn how the MIG process works, how its components fit together, and how technique and setup affect your results.
How to Adjust a MIG Welder
Getting your MIG welder dialed in is the difference between smooth, consistent beads and a pile of spatter, porosity, and frustration. Whether you’re working on thin sheet metal or thicker…
Continue reading: How to Adjust a MIG WelderHow Hot Is MIG Welding?
If you’ve ever watched a MIG weld arc up and wondered what’s actually happening at that glowing tip, you’re asking the right question. The temperature involved is far beyond anything…
Continue reading: How Hot Is MIG Welding?What Is MIG Welding Wire Made Of?
Understand solid and flux-cored MIG wire, common alloy classifications and how wire composition relates to the base metal.
Continue reading: What Is MIG Welding Wire Made Of?Can You MIG Weld Copper?
Copper comes up often in fabrication shops, plumbing repairs, and electrical work. When a weld is needed, the first instinct for many welders is to reach for the MIG welder…
Continue reading: Can You MIG Weld Copper?Can You Use MIG for Automotive Repair?
If you’re looking at a rusted floor pan, a cracked frame rail, or a patch panel that needs welding, MIG welding is probably the first process that comes to mind.…
Continue reading: Can You Use MIG for Automotive Repair?Does Double Pulse Matter for Aluminum MIG Welding?
If you’ve been welding aluminum with a standard MIG setup and noticed porosity, burn-through, or a rough bead appearance, double pulse might be the feature you’ve been missing — or…
Continue reading: Does Double Pulse Matter for Aluminum MIG Welding?Is MIG Welding DCEP or DCEN?
If you’ve ever looked at your welder’s polarity settings and wondered which one applies to MIG welding, you’re not alone. Polarity affects weld quality more than most beginners expect, and…
Continue reading: Is MIG Welding DCEP or DCEN?How To Use the Titanium MIG 140 Welder
The Titanium MIG 140 is one of the most popular entry-to-mid-level welders sold through Harbor Freight, and for good reason. It’s capable, compact, and approachable — but getting clean welds…
Continue reading: How To Use the Titanium MIG 140 WelderHow To Get MIG Welds To Lay Flat
Bumpy, convex MIG welds that sit high off the base metal are one of the most common frustrations for welders at every level. They look unprofessional, create stress concentration points,…
Continue reading: How To Get MIG Welds To Lay Flat