Intergranular corrosion of high-purity aluminum in hydrochloric acid II : grain-boundary segregation of impurity atoms

M. Metzger, J. Intrater
naca-tn-3282
Apr 1955


The variation in the rate of intergranular corrosion of single-phase high-purity aluminum in 20 percent hydrochloric acid as a function of iron content and final-annealing temperature is attributed to the segregation to atomic sites in the grain-boundary region of iron and possibly other impurity atoms.

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