Welding Stainless Steel Exhaust Pipe

Andy phillips shows how to weld exhaust pipe and the tools needed to prep the metal and weld it together.

Welding stainless steel exhaust pipe.

Stainless exhaust is sometimes made from 304 stainless but there are also quite a few exhaust components that use 400 series stainless like 409. Ferritic stainless steel is the cheapest form of steel and hence it is favored for manufacturing automotive exhaust components. When tig welding exhaust pipe care must be taken. In particular this technique is used for welding exhaust pipes made from alloys such as stainless steel.

Work done on a chevy s10 pickup truck. But if your car has a stainless steel exhaust pipe then you better use small spool for stainless steel wire and use regular mig welder machine and this is how to mig weld stainless steel exhaust pipe. For a corrosion resistant completed weld use one of the 400 series stainless steel wires such as a1490. Before starting welding wears hand gloves face mask apron as protection from spark and light.

Most of the popular welding processes can be used but i prefer gmaw because it works well on custom exhaust systems for my high school students hot rods. We have proof right here. Is it ok to weld stainless steel exhaust tubing with carbon steel mig wire. Its definitely not a good idea.