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Title:
HIGH-STRENGTH, HEAT-RESISTANT Ni-BASE ALLOY MEMBER, METHOD FOR PRODUCING SAME, AND GAS TURBINE
Document Type and Number:
WIPO Patent Application WO/2017/006927
Kind Code:
A1
Abstract:
Provided is a high-strength, heat-resistant, Ni-base alloy member comprising Co: 5 to 12%, Cr: 5 to 12%, Mo: 0.5 to 3.0%, W: 3.0 to 6.0%, Al: 5.5 to 7.2%, Ti: 1.0 to 3.0%, Ta: 1.5 to 6.0%, Re: 0 to 2.0%, and C: 0.01 to 0.20%. The balance of the high-strength, heat resistant Ni-base alloy member is formed from Ni and inevitable impurities. The density of the high-strength, heat-resistant Ni-base alloy member is less than 8.5 g/cm3.

Inventors:
TANEIKE MASAKI (JP)
OKADA IKUO (JP)
TAKATA KAZUMASA (JP)
MASADA JUNICHIRO (JP)
TSUKAGOSHI KEIZO (JP)
YAMAZAKI HIROYUKI (JP)
NISHIMURA YOSHIAKI (JP)
ISHIKAWA SHINYA (JP)
Application Number:
JP2016/069868
Publication Date:
January 12, 2017
Filing Date:
July 05, 2016
Export Citation:
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Assignee:
MITSUBISHI HITACHI POWER SYS (?2208401, JP)
International Classes:
C22C19/05; C22C1/02; C22F1/10; F01D5/28; F01D25/00; F02C7/00; C22F1/00
Foreign References:
JPS62294146A1987-12-21
JPH09272933A1997-10-21
JPS57179100A1982-11-04
JP2007162041A2007-06-28
Other References:
See also references of EP 3299481A4
Attorney, Agent or Firm:
MORI Ryuichirou et al. (?1006620, JP)
Woods Ryuichiro (?1006620, JP)
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