US Patent Issued to JFE STEEL on Jan. 20 for "Hot-pressed member and method for producing the same" (Japanese Inventors)

ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,529,121, issued on Jan. 20, was assigned to JFE STEEL Corp. (Tokyo).

"Hot-pressed member and method for producing the same" was invented by Katsutoshi Takashima (Tokyo), Yoshie Obata (Tokyo) and Hiroshi Matsuda (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A hot-pressed member having a specified chemical composition in which Ti/Sb 2.0less than equal toTi/Sbless than equal to20.0 is satisfied and a method for producing the hot-pressed member. The hot-pressed member has a microstructure in which a volume fraction of martensite is 95% or more, an average grain size of prior austenite is 7 micro metre or less, the number of cementite grains with a g...