Title:
ALLOY STEEL POWDER FOR POWDER METALLURGY AND METHOD OF PRODUCING IRON-BASED SINTERED BODY
Document Type and Number:
WIPO Patent Application WO/2014/196123
Kind Code:
A8
Abstract:
The present invention makes it possible to obtain an alloy steel powder for powder metallurgy that comprises an iron-based powder as a main component thereof and that can be used to produce a sintered body that has high levels of both strength and toughness as a result of comprising each of the following: an iron-based powder that contains a reduced iron powder; 0.2-1.5 mass% of Mo as a percentage of the entire alloy steel powder; and 0.5-4.0 mass% of Cu powder and 0.1-1.0 mass% of graphite powder as percentages of the entire alloy steel powder.
Inventors:
MAETANI TOSHIO (JP)
UNAMI SHIGERU (JP)
UNAMI SHIGERU (JP)
Application Number:
PCT/JP2014/002343
Publication Date:
October 22, 2015
Filing Date:
April 25, 2014
Export Citation:
Assignee:
JFE STEEL CORP (JP)
International Classes:
B22F1/00; B22F1/142; B22F1/17; C22C33/02; C22C38/00; C22C38/12; C22C38/16
Attorney, Agent or Firm:
SUGIMURA, Kenji (3-2-1 Kasumigaseki, Chiyoda-k, Tokyo 13, JP)
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