Stainless Steel Pipe Welding

In this video rob will show you how to weld stainless steel pipe.

Stainless steel pipe welding.

The pipe diameter is φ5 to 50 mm and the wall thickness is δ0 3 to 1 0 mm. Welding stainless steel exhaust pipe 08 29 2009 05 50 pm. Hey i m planning on installing a magnaflow stainless steel 304 exhaust system for my dodge cummins. Use with stainless steel butt weld fittings for applications with air water oil natural gas and steam.

In metallurgy stainless steel also known as inox steel or inox from french inoxydable. Welding is a way to combine pieces of stainless steel together for repair work and even craft projects. These filler metals are designated for welding austenitic stainless steel due to the alloys that they contain including chromium molybdenum nickel and silicon. Thin tube and thin tube welding thin tube and thick tube welding including tube cross welding and concentric welding the most difficult to weld problem is easy to burn.

Welding techniques for thin walled stainless steel tubes. Press these fittings onto stainless steel pipe using a crimping tool for a permanent leak tight connection that s faster than threading or welding and doesn t require heat. The thin walled stainless steel tubing generally means. In non critical applications where cost is a driving factor nitrogen can also be used as a back purge but it may lead to the formation of some nitride compounds in the weld root which sacrifices some corrosion resistance.

Schedule 10 stainless steel unthreaded pipe offers an economical alternative for lower pressure applications and can be used with butt weld or 150 lb. Then join the steel together through mig or tig welding. I am going to buy a 2 lb spool of 308l ss wire about 20 and use one of my wire welders miller 251 miller vintage hobart 140 to weld it up instead of using the stupid clamps. To begin a weld set the steel in place over a welding table using clamps and jigs.

For welding a carbon steel valve or bracket to an austenitic stainless steel tube or pipe a common industry practice a 309 grade filler metal should be used.