Welding Sheet Metal With Mig Welder

Forget the larger 1 8 inch tungsten electrode and use a smaller one.

Welding sheet metal with 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. This method is favorable as it leaves room. Andy gives helpful insights and tips to mig weld thin sheet metal. For thinner gauge sheet metal like 18 or 20 gauge we suggest 023 6mm wire in your mig welder.

While sheet metal is primarily a tig welding job there are times when it s handy to have an available mig welder to fuse sheet metal. It s one of the highest quality machines available and comes incredibly low priced. 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. Keep the stick out short stickout of your mig wire is important when welding any type of metal but especially sheet metal.

The hobart handler 140 mig is the best affordable mig welder for sheet metal. Applicable 10 off coupon code. The two most commonly used methods for welding sheet metal are mig and tig methods. 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.

Don t attempt to weld thin materials like sheet metal with flux cored wires which put more heat into the base metal. It is better to avoid using a flux cored wire when welding sheet metals. The majority of the sheet metal welding i ve done was with a 90 amp 110 volt welder. Holding the tip too far from the surface will cause the wire to have to come out too far to touch the metal.

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

Otherwise you may find a lot more splatter than you have imagined. 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.