CTSP Episode 155 - How to Coat Pitting Corrosion of Steel

Jack Walker and Paul Atzemis discuss the challenges associated with coating pitted steel. They examine the factors that cause these challenges and the requirements to coat pitted steel successfully.

- 0:00 – Intro – Podcast joke struggle
- 3:07 – Pitting corrosion associated with steel tank re-lining projects
- 3:50 – Pitting corrosion cell
- 4:25 – Problems created by pitting corrosion for coating systems
- 5:25 – The first step of re-lining a tank
- 7:39 – Difficulty cleaning pitted steel
- 8:16 – Reasons for the difficulty of coating pitted steel
- 10:15 – Reasons for filling pits flush to the surface of the steel
- 10:50 – Surface prep of pitted steel before the application of a coating system
- 13:03 – Coating requirements for coatings designed for pitted steel
- 14:58 – Wrap up

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