Friction welding at NASA Michoud Assembly Facility
August 2018 — Friction-stir-weld tool for wet and dry structures on the Space Launch System (SLS) core stage. It will weld barrel panels together to produce whole barrels for the two pressurized tanks, the intertank, the forward skirt and the aft engine section. More Info: https://www.nasa.gov/exploration/systems/sls/