In this video...Tips and Techniques for TIG Welding Stainless Pipe with a free hand Root pass technique along with some Tips for purging
In this video...Tips for Walking the Cup welding a Stainless Steel flange to Carbon Pipe
this video shows hot pass, fill, and cap on carbon pipe welded to a stainless flange...not walking the cup
This video shows TIG welding several different alloys. Carbon Steel, 4130, Stainless, and Aluminum. Arc Length is key