Mig Welding 16 Gauge Sheet Metal Settings

16 piece butt welding clamps.

Mig welding 16 gauge sheet metal settings.

Ideally keep the tip of the welding wire about 1 16 from the surface before hitting the trigger. This small gap will be filled in by the weld puddle. If you take your time following these steps then you will have a much easier time welding. Test your settings on a piece of scrap metal that is very close to the thickness of the metal that you will be welding.

When mig welding a patch panel onto your car you need to leave a small gap between the patch panel and the original metal. Metal thickness amperage settings. Say if you are welding an 18 gauge stainless steel sheet that is 2 2 feet in size to repair the side of your tank start by creating a weld that is 1inch long then skip 6 inches and then create a 1 inch long weld. When good results are achieved record the parameters.

Test fit the panel until only an even 1 16 gap is left around the patch. When welding mild steel a good rule of thumb is to set the amperage level at 1 amp for every 0 001 of thickness. When the material is 18 gauge and thicker you may be able to use a 030 inch wire. I keep it short and to the point in this welding instructional video and show how ve.

Learn how to mig weld automotive sheet metal in about 5 minutes or less. If you stick to these tips when setting yourself up for mig welding sheet metal you will be much more confident and successful. It s recommended to use a 023 or 024 inch wire for most light gauge sheet metal work. The following basic guidelines are for mig welding steel with solid wire.

This will keep you far enough away from the weld puddle but give the least resistance for the arc when welding. Continue the same way along the sides of the piece of. Mig welding electrode selection chart. 125 inch 125 amps.

Joint design position and other factors affect results and settings. It should also be set in the position that you will be welding in. Material thickness determines amperage. To weld mild steel choose an american welding society classification wire such as er70s 6 which has a weld puddle that wets out nicely.

So if you are welding 12 gauge mild steel with a thickness of 0 100 you would set the machine at 100 amps. The gap is to compensate for expansion when the metal gets hot.