How To Weld Sheet Metal With A Mig Welder

Mig is one of the best ways to weld 20 gauge sheet metal.

How to weld sheet metal with a mig welder.

Don t attempt to weld thin materials like sheet metal with flux cored wires which put more heat into the base metal. Mig welding is one of the simplest to use for welding. Mig welder settings can vary substantially from model to model and certainly from brand to brand. Holding the tip too far from the surface will cause the wire to have to come out too far to touch the metal.

Mig welding for thin metal. Forget the larger 1 8 inch tungsten electrode and use a smaller one. This article is more a general guideline to help the novice welder understand how the various settings will affect your results. 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.

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. Applicable 10 off coupon code. It is better to use instead of a high percentage of co2. It is an arc welding process that where you feed a solid wire electrode through a.

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. Tig welding sheet metal. However in some cases spot welding is also utilized. 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.

Never go for a thinner base metal for the auto body sheet welding to get the best result out of it. Unlike welding with a stick welder mig welding is a semi automatic process. For thinner gauge sheet metal like 18 or 20 gauge we suggest 023 6mm wire in your mig welder. The two most commonly used methods for welding sheet metal are mig and tig methods.

Keep the stick out short stickout of your mig wire is important when welding any type of metal but especially sheet metal. September 10 weldpros mig welding for sheet metal. This method is favorable as it leaves room. To weld sheet metal with solid wires use electrode positive ep or reverse polarity.