The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 30, 2024
Filed:
Nov. 08, 2022
Applicant:
Daido Steel Co., Ltd., Nagoya, JP;
Inventors:
Asako Kamimoto, Nagoya, JP;
Kenji Sugiyama, Nagoya, JP;
Takashi Yoshimoto, Nagoya, JP;
Koichiro Inoue, Nagoya, JP;
Assignee:
DAIDO STEEL CO., LTD., Nagoya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C 38/58 (2006.01); B33Y 70/00 (2020.01); C22C 38/00 (2006.01); C22C 38/02 (2006.01); C22C 38/06 (2006.01); C22C 38/44 (2006.01); C22C 38/46 (2006.01); C22C 38/48 (2006.01);
U.S. Cl.
CPC ...
C22C 38/58 (2013.01); B33Y 70/00 (2014.12); C22C 38/001 (2013.01); C22C 38/002 (2013.01); C22C 38/02 (2013.01); C22C 38/06 (2013.01); C22C 38/44 (2013.01); C22C 38/46 (2013.01); C22C 38/48 (2013.01);
Abstract
The present invention relates to a metal powder containing: 0.001 mass %≤C≤0.45 mass %, 0.01 mass %≤Si≤3.50 mass %, Mn≤2.0 mass %, 7.5 mass %≤Cr≤21.0 mass %, 1.5 mass %≤Ni≤7.0 mass %, Mo≤1.3 mass %, 0.05 mass %≤V≤2.0 mass %, Al≤0.015 mass %, and N≤0.20 mass %, with the balance being Fe and unavoidable impurities, satisfying 0.05 mass %≤C+N≤0.58 mass %, and satisfying: 10<15C+Mn+0.5Cr+Ni<20 and Cr/Ni<5.6, where Cr=Cr+Mo+1.5Si+0.5Nb, and Ni=Ni+30C+30N+0.5Mn.