Effect of direct current on hydrogen permeation behavior of X80 pipeline steel in Shanghai soil solution

• Published in: Engineering failure analysis Vol. 150; p. 107297
• Main Authors: Dong, Liang, Qiu, Yan, Song, Qinfeng, Gu, Yuhui
• Format: Journal Article
• Language: English
• Published: Elsevier Ltd 01.08.2023
• Subjects: Direct current; Hydrogen permeation; Shanghai soil solution; X80 pipeline steel; Hydrogen permeation; X80 pipeline steel; Shanghai soil solution; Direct current

•The C0 of the square wave is higher than that of the triangular wave, but less than the constant potential.•The square wave causes greater fluctuations of hydrogen atoms in the sample than the triangular wave.•The fluctuation of hydrogen atom concentration near the surface of the sample is greater...