Zirconium-based alloy and method for making a component for nuclear fuel assembly with same
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United States of America Patent
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Dec 1, 2009
Grant Date -
Mar 24, 2005
app pub date -
Jul 6, 2004
filing date -
Sep 30, 1999
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Abstract
The invention proposes a zirconium-based alloy also containing, by weight, apart from unavoidable impurities, from 0.02 to 1% of iron, from 0.8% to 2.3% of niobium, less than 2000 ppm of tin, less than 2000 ppm of oxygen, less than 80 ppm of carbon, from 5 to 35 ppm of sulphur and less than 0.25% in total of chromium and/or vanadium, the ratio R of the niobium content less 0.5% to the iron content, optionally supplemented by the chromium and/or vanadium content, being lower than 3.
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