Title:
Ni-BASED ALLOY SUPERIOR IN HIGH-TEMPERATURE STRENGTH, CASTABILITY AND WELDABILITY FOR CAST COMPONENT OF STEAM TURBINE, AND MEMBER FOR STEAM TURBINE
Document Type and Number:
Japanese Patent JP2010242156
Kind Code:
A
Abstract:
To provide a Ni-based alloy superior in all of high-temperature strength, castability and weldability for a cast component of a steam turbine, and to provide a member for the steam turbine, which has been made by using the Ni-based alloy.
The Ni-based alloy superior in high-temperature strength, castability and weldability for the cast component of the steam turbine includes, by mass%, 0.01-0.15% C, 18-28% Cr, 10-15% Co, 8-12% Mo, 1.5-2% Al, 0.1-3% Ti, 0.001-0.006% B, 0.1-0.7% Ta, 0.5-3% Re and the balance Ni with unavoidable impurities.
COPYRIGHT: (C)2011,JPO&INPIT
Inventors:
NEMOTO KUNIYOSHI
IMAI KIYOSHI
YOSHIOKA HIROAKI
YAMADA MASAYUKI
MIYASHITA SHIGEKAZU
SUGA TAKEO
TAKAHASHI TAKEO
IKEDA KAZUTAKA
IMAI KIYOSHI
YOSHIOKA HIROAKI
YAMADA MASAYUKI
MIYASHITA SHIGEKAZU
SUGA TAKEO
TAKAHASHI TAKEO
IKEDA KAZUTAKA
Application Number:
JP2009091578A
Publication Date:
October 28, 2010
Filing Date:
April 03, 2009
Export Citation:
Assignee:
TOSHIBA CORP
International Classes:
C22C19/05; F01D5/28; F01D25/00; F01D25/24
Attorney, Agent or Firm:
Saichi Suyama
Hideaki Suyama
Yukio Kawahara
Satoshi Yamashita
Hiroshi Kumai
Hideaki Suyama
Yukio Kawahara
Satoshi Yamashita
Hiroshi Kumai
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