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Title:
METHOD FOR INSPECTING HEAT RESISTANT MEMBER
Document Type and Number:
WIPO Patent Application WO/2019/198679
Kind Code:
A1
Abstract:
This method for inspecting a heat resistant member is provided with: a relationship acquiring step of acquiring a relationship between a mean particle size of a precipitate at least equal to a first particle size, from among precipitates in the structure of a heat resistant material, and a parameter relating to a usage temperature and a usage time of the heat resistant material; a mean particle size acquiring step of obtaining by measurement the mean particle size of a precipitate at least equal to a second particle size, which is a particle size corresponding to the first particle size, from among precipitates in the structure of a heat resistant member to be inspected; and a usage temperature parameter acquiring step of obtaining a parameter relating to the usage temperature of the heat resistant member to be inspected, on the basis of the relationship acquired in the relationship acquiring step and the mean particle size obtained in the mean particle size acquiring step.

Inventors:
ARISUE, Ko (16-5, Konan 2-Chome, Minato-k, Tokyo 15, 〒1088215, JP)
SAITO, Nobuhiko (16-5, Konan 2-Chome, Minato-k, Tokyo 15, 〒1088215, JP)
KOMAI, Nobuyoshi (16-5, Konan 2-Chome, Minato-k, Tokyo 15, 〒1088215, JP)
MIYAZAWA, Takeshi (3-1, Minatomirai 3-Chome, Nishi-ku, Yokohama-sh, Kanagawa 01, 〒2208401, JP)
HASHIMOTO, Keita (16-5, Konan 2-Chome, Minato-k, Tokyo 15, 〒1088215, JP)
FUJITA, Masaaki (3-1, Minatomirai 3-Chome, Nishi-ku, Yokohama-sh, Kanagawa 01, 〒2208401, JP)
TOMINAGA, Kimihiko (3-1, Minatomirai 3-Chome, Nishi-ku, Yokohama-sh, Kanagawa 01, 〒2208401, JP)
TASAKI, Kenichi (3-1, Minatomirai 3-Chome, Nishi-ku, Yokohama-sh, Kanagawa 01, 〒2208401, JP)
Application Number:
JP2019/015364
Publication Date:
October 17, 2019
Filing Date:
April 08, 2019
Export Citation:
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Assignee:
MITSUBISHI HITACHI POWER SYSTEMS, LTD. (3-1 Minatomirai 3-Chome, Nishi-ku Yokohama-sh, Kanagawa 01, 〒2208401, JP)
International Classes:
G01N17/00
Foreign References:
JPH03209162A1991-09-12
JPH10197515A1998-07-31
JPH11108921A1999-04-23
JP2003035608A2003-02-07
JP2009036670A2009-02-19
CN1477396A2004-02-25
JP2018059763A2018-04-12
Attorney, Agent or Firm:
SEISHIN IP PATENT FIRM, P.C. (Mita 43MT Building 13th Floor, 13-16 Mita 3-Chome, Minato-k, Tokyo 73, 〒1080073, JP)
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