Process for fabricating a zirconium-niobium alloy and articles resulting therefrom

Patent · Tue Mar 10 04:00:00 EST 1987

OSTI ID:6667510

Sabol, G P; McDonald, III, S G

An article of manufacture is described for use in the elevated temperature aqueous environment of a water reactor, the article comprising: a zirconium alloy comprising the article and consisting essentially of: 0.5 to 2.0 weight percent niobium, 0.9 to 1.5 weight percent tin, 0.09 to 0.11 weight percent of a third alloying element selected from the group consisting of iron, chromium, molybdenum, vanadium, copper, nickel and tungsten, and the balance of the alloy essentially zirconium; a microstructure of precipitates homogeneously dispersed throughout the matrix of the zirconium alloy, precipitates having an average particle size below 800 angstroms.

• Assignee: Westinghouse Electric Corp., Pittsburgh, PA
• Patent Number(s): US 4649023
• OSTI ID: 6667510
• Country of Publication: United States
• Language: English

Related Subjects

22 GENERAL STUDIES OF NUCLEAR REACTORS
220200* -- Nuclear Reactor Technology-- Components & Accessories
36 MATERIALS SCIENCE
360101 -- Metals & Alloys-- Preparation & Fabrication
ALLOYS
CHROMIUM ADDITIONS
CHROMIUM ALLOYS
COPPER ADDITIONS
COPPER ALLOYS
CRYSTAL STRUCTURE
FABRICATION
IRON ADDITIONS
IRON ALLOYS
MATERIALS
METALLURGICAL EFFECTS
MICROSTRUCTURE
MOLYBDENUM ADDITIONS
MOLYBDENUM ALLOYS
NICKEL ADDITIONS
NICKEL ALLOYS
NIOBIUM ALLOYS
PARTICLE SIZE
QUANTITY RATIO
REACTOR MATERIALS
REACTORS
SIZE
TEMPERATURE EFFECTS
TIN ADDITIONS
TIN ALLOYS
TUNGSTEN ADDITIONS
TUNGSTEN ALLOYS
VANADIUM ADDITIONS
VANADIUM ALLOYS
WATER COOLED REACTORS
ZIRCONIUM ALLOYS
ZIRCONIUM BASE ALLOYS