High strength zirconium alloys containing bismuth
AssigneeFramatome ANP GmbH
InventorLeonard F. P. Van Swam
Life of this patent
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Abstract
High strength zirconium alloys with improved strength and creep resistance having 1.5 to 6 weight percent bismuth and an element or mixtures of elements selected from the group of molybdenum, tin and niobium.
Claims12
A high strength alloy of zirconium consisting essentially of greater than 2 to 6 weight percent bismuth and 1 to 4 weight percent tin, the balance zirconium.
A high strength alloy of zirconium consisting essentially of greater than 2.0 to 6 weight percent bismuth, 1 to 4 weight percent tin, 0.5 to 1.5 weight percent molybdenum, 0.5 to 3 weight percent niobium, further consisting essentially of silicon wherein the amount of silicon is in the range of 0.008 to 0.015 weight percent.
A high strength alloy of zirconium consisting essentially of greater than 2 to 6 weight percent bismuth and 1 to 4 weight percent tin and further consisting of molybdenum, the balance zirconium.
Dependencies are inferred from the claim text.