The diffusion of Cr was studied by using the 51Cr radioactive tracer, and serial sectioning methods, at 1060 to 1510K. It was found that the lattice diffusivity could be described by:

D(cm2/s) = 3.24 x 100exp[-287.4(kJ/mol)/RT]

A.R.Paul, K.N.G.Kaimal, M.C.Naik, S.R.Dharwadkar: Journal of Nuclear Materials, 1994, 217[1-2], 75-81