Welding testTig Welding Tips – UA41 6g Pipe Welding Test (re-uploaded) February 16, 2021 - Leave a Comment weldingtipsandtricksTue, February 16, 2021 3:10amURL:Embed:The UA-41 pipe welding test is 2 inch schedule 80 carbon steel pipe welded using 309 stainless filler rod. The reason it is a common test is that In some cases, …