As soon as 2021, new stronger steel as light as aluminium to shake the auto industry #LighterThanAlu

Advanced high-strength steel, the newest, lightest steel invented, is aiming to hold off aluminum’s rise as the metal of choice for an auto industry in the midst of major changes.

https://www.bloomberg.com/news/articles/2018-10-18/car-wars-steel-getting-stronger-lighter-to-curb-aluminum-rise