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Crack Propagation Behavior of Zircaloy-2

Lee A. James

Nuclear Technology / Volume 6 / Number 4 / April 1969 / Pages 307-312

Technical Papers and Note / dx.doi.org/10.13182/NT69-A28338

The fatigue crack growth-rate behavior of Zircaloy-2 was determined at room temperature for three material conditions: annealed, hydrided annealed, and 35% cold-worked. The crack growth behavior was found to obey the “power law” of crack propagation. Usage of the data is discussed, and a hypothetical example for estimating the fatigue life of a flawed component is given.