Thanks for all your thoughts, I really appreciate the feedback. @dsmabe & @Otto Nobedder For the project work shown here I have purged the pipe, and compared to the first practice welds I was doing without purging, I've been able to see first hand how advantageousness it is. @dirtmidget33 Way ah...

Hello All, I started welding about 2 months ago and have been doing a few hours every other day to get some practice in since then. The sole purpose of this is so I can design and build my own motorcycle exhaust. I'm a design engineer by trade, so the design bit was easy, just need to learn how to w...