Acid-resistant pipeline steel

Controllable HIC susceptibility

Hydrogen-induced cracking susceptibility can be minimized by tuning the alternating loading frequency, with a minimum at 1.5 Hz.

Li, Hao · Huang, Feng · Peng, Zhang · Cejun, Wang · Hu, Qian · Fan, Lixia · Chao, Liu · Liu, Zhiyong · Li, Xiaogang · Peng, Zhixian · Jing, Liu

Corrosion Science 2026

Specifications

临界频率

{'zh': '1.5', 'en': ''} Hz

minimized at f

{'zh': '', 'en': '1.5'} Hz

Advantages

HIC behavior is attributed to the coupling effect between hydrogen and dislocations