ALEXANDRIA, Va., May 19 -- United States Patent no. 12,630,908, issued on May 19, was assigned to NUCOR Corp. (Charlotte, N.C.).
"Multiphase ultra-high strength hot rolled steel" was invented by Weiping Sun (Huger, S.C.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A hot rolled, ultra-high strength, complex metallographic structured or multi-phase structured steel that improves formability during stamping or forming process, while possessing one or more of the following properties: excellent castability, rollability and coatability, excellent structural performance, excellent stretch formability, excellent stretch flangeability, excellent dent resistance, excellent durability, excellent impact performance, ...