Tig Welding Stainless Steel Pipe

This process also uses shielding gas against contamination but you can weld thinner metals more efficiently.

Tig welding stainless steel pipe.

Any welded stainless steel pipe application requires shielding the back of the weld as well as the front when tig welding. Subscribe for new videos every monday and friday. The preferred method for high purity food grade stainless steel is an autogenous tig square butt weld. Purging the weld is the best way to protect the inside of pipes from oxidation.

When comparing freehand welding to walking the cup there is a huge difference in weld quality and appearance. Prepare the pipe ends for welding. Freehand tig welding stainless steel pipe walking the cup. Seal the inside of the area to be welded with caps or dams.

This is basically a common and unique process for joining stainless steel. 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. Walking the cup is a welding technique that gives the welder much more control then free hand welding. Https goo gl frdnss what you will see in this episode.

Stainless steel part 1 showed you the basics of. A weld that was done by walking the cup is almost robot like with the bead. Tig welding is traditionally used for welding stainless steel tube and pipe and remains the optimal solution for extremely high purity applications on tube or pipe at or below 6 inch diameter and schedule 10 wall thickness. 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.

There are six basic steps to purging a tig weld.