How To Weld Sheet Metal With A Mig Welder

When mig welding sheet metal it is important to set the proper parameters to prevent warping and burn through or else it will create excess heat and easily blowholes on the metal.

How to weld sheet metal with a mig welder.

Mig welding is one of the simplest to use for welding. Never go for a thinner base metal for the auto body sheet welding to get the best result out of it. Don t attempt to weld thin materials like sheet metal with flux cored wires which put more heat into the base metal. September 10 weldpros mig welding for sheet metal.

Holding the tip too far from the surface will cause the wire to have to come out too far to touch the metal. It is an arc welding process that where you feed a solid wire electrode through a. The majority of the sheet metal welding i ve done was with a 90 amp 110 volt welder. Mig welding for thin metal.

This article is more a general guideline to help the novice welder understand how the various settings will affect your results. Keep the stick out short stickout of your mig wire is important when welding any type of metal but especially sheet metal. Unlike welding with a stick welder mig welding is a semi automatic process. Tig welding sheet metal.

Mig welding is one of the most appropriate methods used for sheet metal. Mig is one of the best ways to weld 20 gauge sheet metal. Sheet metal has usage in sectors like making automobiles airplane wings and fuselages roofing and medicinal tables. Forget the larger 1 8 inch tungsten electrode and use a smaller one.

It is better to use instead of a high percentage of co2. When starting to learn auto body sheet metal welding with a mig welder you should opt for a shielding gas that has a higher proportion of argon gas. For thinner gauge sheet metal like 18 or 20 gauge we suggest 023 6mm wire in your mig welder. Applicable 10 off coupon code.

However in some cases spot welding is also utilized. Mig welder settings can vary substantially from model to model and certainly from brand to brand. To weld sheet metal with solid wires use electrode positive ep or reverse polarity. Mig welding is the preferred method for most automotive bodywork and since sheet metal is the thinnest of metals a large expensive mig unit is usually not required.