The inside of a Space Launch System (SLS) barrel used for the liquid hydrogen tank. It’s made of AI 2219, an aerospace aluminum alloy.
More Info: https://www.nasa.gov/exploration/systems/sls/
Photo taken on August 5, 2018.
Note:View more of my photos from a 2019 visit to the NASA’s Michoud Assembly Facility here.
© Chad Davis | [email protected]