Title:
NI-BASED ALLOY, GAS TURBINE MATERIAL, AND METHOD FOR MANUFACTURING NI-BASED ALLOY
Document Type and Number:
WIPO Patent Application WO/2018/151262
Kind Code:
A1
Abstract:
The purpose of the present invention is to enhance the creep characteristics of an Ni-based alloy. The present invention relates to a Ni-based alloy characterized by having a composition containing, in terms of wt%, 15.00-25.00% Cr, 5.00-15.00% Co, 1.00% to less than 12.00% Mo, 1.50-2.50% Ti, 1.00-2.00% Al, 0.20-1.00% Nb, and 0.0010-0.10% C, and in terms of mass ppm, 10-200 ppm P, 30-250 ppm B, and 30-200 ppm N, the remainder comprising Ni and unavoidable impurities.
Inventors:
OKAWA TAKUYA (JP)
TAKASAWA KOICHI (JP)
MAEDA EIJI (JP)
YOSHIDA MASATO (JP)
TAKASAWA KOICHI (JP)
MAEDA EIJI (JP)
YOSHIDA MASATO (JP)
Application Number:
PCT/JP2018/005533
Publication Date:
August 23, 2018
Filing Date:
February 16, 2018
Export Citation:
Assignee:
JAPAN STEEL WORKS LTD (JP)
International Classes:
C22C19/05; C22F1/00; C22F1/10
Domestic Patent References:
| WO2007119832A1 | 2007-10-25 |
Foreign References:
| JP2011084812A | 2011-04-28 | |||
| JP2015030916A | 2015-02-16 | |||
| JP2014019916A | 2014-02-03 | |||
| JP2015155561A | 2015-08-27 |
Attorney, Agent or Firm:
EIKOH PATENT FIRM, P.C. (JP)
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