How To Tig Weld Stainless Steel Sheet

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How to tig weld stainless steel sheet.

For these types of materials a tri gas mixture is recommended which consists of 90 helium 8 argon and 2 co2. Welding will always need heat otherwise the metals won t weld together but the heat on stainless steel is from the job heating up more than it needs to. Importantly make sure your machine has sufficient power to weld stainless steel. Lincoln electric how to gtaw tig weld stainless steel.

It is ideally preferred where the chicago welder fails because of its limitation in doing the stainless steel soldering job. Whether you re unsure about your existing machine s capability or buying a machine for stainless steel welding ask the machine s supplier for help including advice on tig welding stainless steel. Put on your safety gears. When welding stainless steel use dcen polarity and 2 thoriated tungsten.

The coloring is all from excess heat. Stainless steel grows and warps excessively from heat. With these materials use a tri mix gas 90 helium 8 argon and 2 co 2. To weld sheet metal with solid wires use electrode positive ep or reverse polarity.

For tig welding stainless steel you can use a dc only machine or ac dc tig welding machines in dc mode. Furthermore if you plan to weld stainless steel er308 er308l and er308lsi welding wire are best used. Tig stands for tungsten inert gas which is a welding technique done with the help of tungsten electrode for heating different metals. When welding 304 stainless steel er308 er308l and er308lsi wires are compatible but for welding 316l stainless you need a 316l wire.

To begin a weld set the steel in place over a welding table using clamps and jigs. The tig option can be deployed for doing the stainless steel welding task. For example you can use 90 he 7 5 ar and 2 5 co2. It also forms the red blue and black coloring you re familiar with on welds.

The step by step process to weld stainless steel both mig tig welding so now that we have all the pieces in place let s combine them and get the actual job done. Welding is a way to combine pieces of stainless steel together for repair work and even craft projects. Since then he has used the gas tungsten arc welding gtaw aka tig process to produce an impressive collection of eagles dragons dinosaurs and more. Recommended shielding gas for short circuit stainless steel mig welding is a tri mix shielding gas.

But in the case of 316l stainless you will need to incorporate a 316l wire. Kevin stone is a senior fabricator who began applying his welding and drawing skills to the creation of massive stainless steel sculptures back in 2005. Use argon as shielding gas.