Effect of Microstructure on Hydrogen Diffusion in Weld and API X52 Pipeline Steel Base Metals under Cathodic Protection

<div><i>E</i> versus pH for sodium thiosulfate and H<sub>2</sub>S thermodynamic equilibrium in aqueous solutions [<a href="/journals/ijc/2017/4927210/#B18">18</a>].</div>

International Journal of Corrosion

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Figure 14

Figure 14: Effect of Microstructure on Hydrogen Diffusion in Weld and API X52 Pipeline Steel Base Metals under Cathodic Protection 