Carbon Dioxide Corrosion Mechanisms: Historical Development and Key Parameters of CO₂-H₂O Systems

Table 2

Diffusion coefficients of reacting species from bulk in CO₂:seawater:steel system (adapted from [45–48]).

Species	Diffusion coefficients (m^2/s)	Source
H^+(aq.)		[35]
OH^-(aq.)		[36]
CO2(g)		[35]
H2CO3(aq.)		[37]
HCO3^-(aq.)		[36]
CO3^-2(aq.)		[37]
Cl^-		[36]
Na^+(aq.)		[36]
Ca^+2(aq.)		[36]
Fe^+2(aq.)		[37]
Ba^+2(aq.)		[36]
Sr^+2(aq.)		[36]