Age-hardenable, corrosion resistant Ni—Cr—Mo...

Details Age-hardenable, corrosion resistant Ni—Cr—Mo... Age-hardenable, corrosion resistant Ni—Cr—Mo...

2005-03-01

2005-03-01

Sheehan, John P. (Department: 1742)

Metal treatment

Stock

Nickel base

C420S442000, C420S445000, C420S446000, C420S447000, C420S448000, C148S427000

Reexamination Certificate

active

06860948

ABSTRACT:
A nickel-chromium-molybdenum alloy capable of being age hardened for improved strength while maintaining high corrosion resistance contains in weight percent 19.5 to 22 chromium, 15 to 17.5 molybdenum, up to 3 iron, up to 1.5 manganese, up to 0.5 aluminum, up to 0.02 carbon, up to 0.015 boron, up to 0.5 silicon, up to 1.5 tungsten and up to 0.5 of each of hafnium, tantalum and zirconium, with a balance of nickel and impurities. Certain alloying elements must be present in amounts according to an equation here disclosed.

REFERENCES:
patent: 1836317 (1931-12-01), Franks
patent: 3203792 (1965-08-01), Scheil et al.
patent: 3871928 (1975-03-01), Smith, Jr. et al.
patent: 4006012 (1977-02-01), Kindlimann
patent: 4043810 (1977-08-01), Acuncius et al.
patent: 4080201 (1978-03-01), Hodge et al.
patent: 4118223 (1978-10-01), Acuncius et al.
patent: 4129464 (1978-12-01), Matthews et al.
patent: 4245698 (1981-01-01), Berkowitz et al.
patent: 4465530 (1984-08-01), Kagohara et al.
patent: 4533414 (1985-08-01), Asphahani
patent: 4818486 (1989-04-01), Rothman et al.
patent: 4906437 (1990-03-01), Heubner et al.
patent: 5019184 (1991-05-01), Crum et al.
patent: 5217684 (1993-06-01), Igarashi et al.
patent: 5338379 (1994-08-01), Kelly
patent: 5360496 (1994-11-01), Kuhlman et al.
patent: 5417918 (1995-05-01), Kohler et al.
patent: 5529642 (1996-06-01), Sugahara et al.
patent: 5556594 (1996-09-01), Frank et al.
patent: 6280540 (2001-08-01), Crook
patent: 6544362 (2003-04-01), Pike et al.
patent: 6579388 (2003-06-01), Pike et al.
patent: 6610155 (2003-08-01), Pike et al.
patent: 6638373 (2003-10-01), Pike et al.
patent: 20030049155 (2003-03-01), Pike et al.
patent: 20030051783 (2003-03-01), Pike et al.
patent: 20030070733 (2003-04-01), Pike et al.
patent: 20030084975 (2003-05-01), Pike et al.
patent: 52-148416 (1976-06-01), None
patent: 61-147834 (1984-12-01), None
patent: 03-257131 (1991-11-01), None
patent: 07-011403 (1995-01-01), None
patent: 07-011404 (1995-01-01), None
patent: WO 0003053 (2000-01-01), None

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