The value of the parameter of dissolution (corrosion) of the film (see equation (34)) depending on the hydraulic diameter.

  Part of: Avdeenkov AV, Achakovsky OI, Ketlerov VV, Kumaev VYa, Orlov AI (2020) Basic models and approximation for the engineering description of the kinetics of the oxide layer of steel in a flow of heavy liquid metal coolant under various oxygen conditions. Nuclear Energy and Technology 6(3): 215-234.