Patents Assigned to ERASTEEL
  • Steel alloy and a component comprising such a steel alloy
    Patent number: 10450644
    Abstract: A carburisable steel alloy suitable for bearing components comprising, in percent by weight: C 0.05-0.5 wt. % Cr 2.5-5.0 wt. %, Mo 4-6 wt. %, W 2-4.5 wt. %, V 1-3 wt. %, Ni 2-4 wt. %, Co 2-8 wt. %, optionally one or more of the following elements: Nb 0-2 wt. % N 0-0.5 wt. % Si 0-0.7 wt. %, Mn 0-0.7 wt. %, Al 0-0.1 5 wt. %, wherein the combined amount of Nb+V is within the range 1-3.5 wt. %, the combined amount of C+N is within the range 0.05-0.5 wt. %, the balance being Fe and unavoidable impurities.
    Type: Grant
    Filed: November 28, 2014
    Date of Patent: October 22, 2019
    Assignees: ERASTEEL, AUBERT & DUVAL
    Inventors: Johanna André, Fredrik Sandberg, M. Atman Benbahmed, Jacques Bellus