Concept: https://www.artstation.com/artwork/lrG8G
This entire project was made with the goal in mind to have only tiling materials. So I developed a workflow to use masks, Curvature and Ao maps to determine where a material should go.
Link to a 80.lv article, where I broke down how I did the materials: https://80.lv/articles/material-design-tricks-in-ue4/
Sci-Fi Brewery