Patent ID: 8691030

Claim:
A steel composition, comprising: vanadium in an amount of 1 wt % to 9 wt %, titanium in an amount of 1 wt % to 9 wt %, carbon in an amount of 0.03 wt % to 0.45 wt %; manganese in an amount up to 2 wt %; chromium in an amount from 1 wt % to less than 4 wt %; silicon in an amount up to 0.45 wt %; and with the balance being iron and minor amounts of impurities, wherein the steel composition has a steel microstructure that comprises of one of the following: predominantly ferrite, martensite, tempered martensite, dual phase ferrite and martensite, and dual phase ferrite and tempered martensite.