Low thermal expansion Ni-base superalloy

Details Low thermal expansion Ni-base superalloy Low thermal expansion Ni-base superalloy

2007-01-09

2007-01-09

Wilkins, III, Harry D (Department: 1742)

Metal treatment

Stock

Age or precipitation hardened or strengthened

C148S428000, C420S448000, C420S450000

Reexamination Certificate

active

10255716

ABSTRACT:
A low thermal expansion Ni-base superalloy contains, by weight % (hereinafter the same as long as not particularly defined) C: 0.15% or less; Si: 1% or less; Mn: 1% or less; Cr: 5 to 20%; at least one of Mo, W and Re of Mo+½(W+Re) of 17 (exclusive) to 25%; Al: 0.2 to 2%; Ti: 0.5 to 4.5%; Fe of 10% or less; at least one of B: 0.02% and Zr: 0.2% or less; a remainder of Ni and inevitable impurities; wherein the atomic % of Al+Ti is 2.5 to 7.0.

REFERENCES:
patent: 4818486 (1989-04-01), Rothman et al.
patent: 5130089 (1992-07-01), Henry
patent: 5556594 (1996-09-01), Frank et al.
patent: 5938863 (1999-08-01), Malley
patent: 2 665 077 (1992-01-01), None
patent: 53-097926 (1978-08-01), None
patent: 10-317079 (1998-12-01), None
Patent Abstracts of Japan, Oct. 31, 1997 & JP 09 157779 A (Hitachi Metals Ltd), Jun. 17, 1997.
Patent Abstracts of Japan, Nov. 20, 1986 & JP 61 147834 A (Hitachi Metals Ltd), Jul. 5, 1986.
Patent Abstracts of Japan, May 31, 1996 & JP 08 003665 A (Mitsubishi Materials Corp), Jan. 9, 1996.
Patent Abstracts of Japan, Apr. 30, 1988 & JP 62 260033 A (Mitsubishi Metal Corp), Nov. 12, 1987.
Patent Abstracts of Japan, May 18, 1990 & JP 02 061019 A (Mitsubishi Steel Mfg Co Ltd; Others: 01), Mar. 1, 1990.

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