The pipe stands upright (vertical). You weld horizontally around the pipe.
Welding positions are standardized codes (defined by ASME Section IX and AWS) that describe the orientation of the weld joint relative to the welder. Mastering each position is critical for certification and real-world applications — from flat plate welding to pipe welding at fixed angles. 1g 2g 3g 4g 5g 6g welding position pdf
"G" stands for Groove welds; "F" stands for Fillet welds. The pipe stands upright (vertical)