Inventor

SONG RONGJIE

US2 patents

Patents

2 patents

US10196705B2Feb 5, 2019

Martensitic steel with delayed fracture resistance and manufacturing method

ARCELORMITTAL3 citations58

US11319620B2May 3, 2022

Martensitic steels with 1700 to 2200 MPa tensile strength

ARCELORMITTAL0 citations50