Title:
【発明の名称】ニッケルベース超合金
Document Type and Number:
Japanese Patent JP2825836
Kind Code:
B2
Abstract:
Precipitation-hardenable nickel-based superalloy having improved mechanical properties in the temperature range of 600 to 750C and having the following composition:
Cr = 12 - 15% by weight
Co = 3 - 4.5% by weight
W = 1 - 3.5% by weight
Ta = 4 - 5.5% by weight
Al = 3 - 4.3% by weight
Ti = 4 - 5% by weight
Hf = 0 - 2.5% by weight
B = 0 - 0.02% by weight
Zr = 0.01 - 0.06% by weight
C = 0.05 - 0.07% by weight
Ni = remainder
Inventors:
PIITAA ROORENSU
MOHAMEDO NAZUMII
MARUKUSU SHUTAUBURI
MOHAMEDO NAZUMII
MARUKUSU SHUTAUBURI
Application Number:
JP4970689A
Publication Date:
November 18, 1998
Filing Date:
March 01, 1989
Export Citation:
Assignee:
ASEA BURAUN BOERI AG
International Classes:
C22C19/05; C22F1/00; C22F1/10; (IPC1-7): C22C19/05; C22F1/10
Domestic Patent References:
| JP6230037A | ||||
| JP6152339A |
Attorney, Agent or Firm:
Minoru Nakamura (7 outside)