Patent ID: 11884996
Assignee: JFE STEEL CORPORATION
Field: Materials, metallurgy (Chemistry)
Classification: CPC C  B  Y | IPC B  C

Claim 0:
1. An iron-based alloy sintered body comprising:
a chemical composition containing
Cu: 1.8 mass % or more and 10.2 mass % or less,
Mo: 2.0 mass % or less, and
C: 0.2 mass % or more and 1.2 mass % or less,
with the balance being Fe and inevitable impurities, and

a microstructure having an average Vickers hardness of 300 Hv or more and 900 Hv or less and a standard deviation of Vickers hardness of 200 Hv or less,
wherein an average pore circularity is 0.30 or more.”