How To Weld Sheet Metal With A Mig Welder

Applicable 10 off coupon code.

How to weld sheet metal with a mig welder.

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. Mig welding for thin metal. Keep the stick out short stickout of your mig wire is important when welding any type of metal but especially sheet metal. For thinner gauge sheet metal like 18 or 20 gauge we suggest 023 6mm wire in your 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. Keep in mind during the welding process it is important to direct the arc right at the center of the weld puddle and don t do movements like whipping or weaving. The two most commonly used methods for welding sheet metal are mig and tig methods. Tig welding sheet metal.

To weld sheet metal with solid wires use electrode positive ep or reverse polarity. It is an arc welding process that where you feed a solid wire electrode through a. Unlike welding with a stick welder mig welding is a semi automatic process. Mig is one of the best ways to weld 20 gauge sheet metal.

September 10 weldpros mig welding for sheet metal. Mig welding is one of the simplest to use for welding. However in some cases spot welding is also utilized. Don t attempt to weld thin materials like sheet metal with flux cored wires which put more heat into the base metal.

This article is more a general guideline to help the novice welder understand how the various settings will affect your results. Forget the larger 1 8 inch tungsten electrode and use a smaller one. Holding the tip too far from the surface will cause the wire to have to come out too far to touch the metal. The majority of the sheet metal welding i ve done was with a 90 amp 110 volt welder.

Mig welding is one of the most appropriate methods used for sheet metal. 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. Sheet metal has usage in sectors like making automobiles airplane wings and fuselages roofing and medicinal tables.