Patent ID: 6776957
Filing Date: 2004-08-17
Classification: C22C,G21C,Y02E

Abstract:
A zirconium-based alloy for the components of the active core of nuclear reactors, comprising niobium, iron, oxygen, carbon and silicon, featured by a structure comprising an &agr;-solid zirconium solution, which comprises nickel, with the following ratio of the constituents (on a weight percent basis):niobiumâ€ƒ0.5-3.0iron0.005-0.02oxygenâ€‚0.03-0.02carbon0.001-0.02silicon0.002-0.02nickel0.003-0.02zirconiumbeing the balance,and the structure of the alloy further comprises particles of the &bgr; Nb-phase which are sized below 0.1 &mgr;m and are uniformly distributed in said &agr;-solid zirconium solution.