The diffusion of C on the α-phase was studied at 720 to 820C. The results could be described by:

D (cm2/s) = 1.8 x 100 exp[-23.8(kcal/mol)/RT]

M.A.Shumilov, K.N.Sokolov, Z.K.Vachev: Ukrayinskyi Fizychnyi Zhurnal, 1971, 16[1], 78-81