Welding testTech Tips: AWS D1.1 Overhead Welding Test, Part 1 – Set up & Fit-up February 22, 2021 - Leave a Comment Facebook Twitter Pinterest lincolnelectrictvMon, February 22, 2021 12:43amURL:Embed:Lincoln Electric Welding School instructor Karl Hoes talks about the basics of the overhead welding test and gives you some tips on how to prepare. For more … Facebook Twitter Pinterest