Welding Stainless Steel Sheet Metal

For most jobs welding stainless steel you ll want to use 030 inch diameter stainless steel welding wire.

Welding stainless steel sheet metal.

To weld sheet metal with solid wires use electrode positive ep or reverse polarity. For these types of materials a tri gas mixture is recommended which consists of 90 helium 8 argon and 2 co2. How to mig weld stainless steel. Enjoy the videos and music you love upload original content and share it all with friends family and the world on youtube.

Furthermore if you plan to weld stainless steel er308 er308l and er308lsi welding wire are best used. The best way i have found to tack weld stainless steel sheet metal is. For thicker base pieces step up to 035 inch to 045 inch welding wire. Although metal cored welding produces less spatter than other forms of wire welding the price per pound for the stainless steel filler metal is the highest.

Less welding heat is required to make a weld because the heat is not conducted away from a joint as rapidly as in carbon steel. The team programs a mig welding robot to perform the weld and places the workpiece inside. However even this simple process has its complications. Some things that need to be considered include.

Stainless steels which require special welding procedures are discussed in later sections. Stainless sheet metal fabrication projects can be tricky. Stainless steel is generally helpful in welding. But in the case of 316l stainless you will need to incorporate a 316l wire.

When deciding on this filler metal and process fabricators should weigh the upfront cost versus the productivity gains and the potential reduction in rework and cleanup. Not only do you need to know how to weld stainless but you need to learn how to tack the stuff too. With these materials use a tri mix gas 90 helium 8 argon and 2 co 2. In resistance welding lower current can be used because resistivity is higher.

For mig welding stainless steel a shielding gas mixture that s 90 percent helium 7 5 percent argon and 2 5 percent carbon dioxide is generally ideal.