I am planning to use 304 steel for my future sounding rocket project. Professionally speaking, I think the BFR would use 316 steel since it's more resistant against chemical attack, and reliability is Elon's greatest priority right now.
I am planning to use 304 steel for my future sounding rocket project. Professionally speaking, I think the BFR would use 316 steel since it's more resistant against chemical attack, and reliability is Elon's greatest priority right now.