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Title:
A manufacturing method of an iron machine sintered compact
Document Type and Number:
Japanese Patent JP5949952
Kind Code:
B2
Abstract:
Provided is an alloy steel powder for powder metallurgy that is capable of achieving both high strength and high toughness in a sintered body using the same. An alloy steel powder for powder metallurgy of this disclosure comprises a composite alloy steel powder and graphite powder. The composite alloy steel powder has a specific surface area of 0.100 m2/g or more and Mo content in a range of 0.2 mass % to 1.5 mass %, and the graphite powder content with respect to 100 mass % of the alloy steel powder for powder metallurgy is in a range of 0.1 mass % to 1.0 mass %.

Inventors:
Toshio Maetani
Shigeru Unami
Tomoshige Ono
Oozaki Yukiko
Application Number:
JP2014557657A
Publication Date:
July 13, 2016
Filing Date:
August 26, 2014
Export Citation:
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Assignee:
jfe Steel Corporation
International Classes:
B22F1/00; B22F1/05; B22F1/107; C22C33/02; C22C38/00; C22C38/12; C22C38/16
Domestic Patent References:
JP2002146403A2002-05-22
JP2006257539A2006-09-28
JP2014237878A2014-12-18
JP2005330573A2005-12-02
JP2007169736A2007-07-05
JPH02145703A1990-06-05
JP2007197814A2007-08-09
JP2012007205A2012-01-12
JPH01127602A1989-05-19
JP2007197814A2007-08-09
JP2012007205A2012-01-12
JPH01127602A1989-05-19
JP2002146403A2002-05-22
JP2006257539A2006-09-28
JP2014237878A2014-12-18
JP2005330573A2005-12-02
JP2007169736A2007-07-05
JPH02145703A1990-06-05
Foreign References:
WO2014196123A12014-12-11
Attorney, Agent or Firm:
Kenji Sugimura
Keisuke Kawahara



 
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