Sci-Fi Corridor Floor - Substance Doodle

Just a quick substance doodle. I haven't done any materials with metal in them for a while, so I thought I should brush a bit.
Javier Perez's new collection really inspired me to do something space-y and sci-fi:

I'm thinking about doing materials for an entire corridor, with trim-sheets and stuff. This would be the first piece in that case.