You're referring to welding positions, specifically the 6G position.
In the welding world, the is often called the "Holy Grail" of certifications. It is widely considered the most difficult and comprehensive test of a welder's skill because it requires performing a perfect weld around a pipe fixed at a permanent 45-degree angle . welding positions 6g
Is there something specific you'd like to know or discuss regarding the 6G welding position? You're referring to welding positions, specifically the 6G