Al-Ti Deoxidized Pipeline Steel

Tropical Marine Corrosion Resistance

The early corrosion mechanism at inclusion-matrix interfaces of high-strength pipeline steel treated with Al-Ti deoxidization and Mg-Ca compound was elucidated.

Xiao, Hu · Huang, Feng · Qiu, Yao · Hu, Qian · Peng, Zhixian · Birbilis, Nick · Liu, Jing

Corrosion Science 2023

Advantages

In tropical marine environment, Volta potential difference at inclusion-matrix interface increases in proportion to residual stress

Early corrosion process divided into three stages