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Nickel aluminides and nickel-iron aluminides for use in oxidizing environments

Patent ·
OSTI ID:5132432
A nickel aluminide is described consisting essentially of: a Ni/sub 3/Al base; a sufficient concentration of a Group IVB element or mixtures thereof to increase high temperature strength; a sufficient concentration of boron to increase ductility; and a sufficient concentration of chromium to increase ductility at elevated temperatures in oxidizing environments.
Assignee:
Dept. of Energy, Washington, DC
Patent Number(s):
US 4731221
OSTI ID:
5132432
Country of Publication:
United States
Language:
English

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Related Subjects

36 MATERIALS SCIENCE
360201* -- Ceramics
Cermets
& Refractories-- Preparation & Fabrication
ALUMINIUM COMPOUNDS
ALUMINIUM OXIDES
BORON
CHALCOGENIDES
CHEMICAL COMPOSITION
CHEMICAL PREPARATION
CHEMICAL REACTIONS
CHROMIUM
DUCTILITY
ELEMENTS
IRON COMPOUNDS
IRON OXIDES
MECHANICAL PROPERTIES
METALS
NICKEL COMPOUNDS
NICKEL OXIDES
OXIDATION
OXIDES
OXIDIZERS
OXYGEN COMPOUNDS
SEMIMETALS
SYNTHESIS
TENSILE PROPERTIES
TRANSITION ELEMENT COMPOUNDS
TRANSITION ELEMENTS