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Corrosion Pitting
- Thread starter 99491
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There is an API-653 guideline that defines "slight pitting" for storage tanks.
It also outlines acceptable methods of repair.
Many tank contractors offer API-653 evaluations and repairs
More info:
It also outlines acceptable methods of repair.
Many tank contractors offer API-653 evaluations and repairs
More info:
How deep is this pitting?
What's the nominal plate thickness?
Approximately how much of the shell has this pitting?
If you're still above T-min, you should look into mitigation by coating the shell.
A lot of our gasoline tanks have that GENERAL pitting throughout the entire shell and floor. Usually, it's not bad enough to have to repair, but would be at the next interval. To mitigate, we coat.
What's the nominal plate thickness?
Approximately how much of the shell has this pitting?
If you're still above T-min, you should look into mitigation by coating the shell.
A lot of our gasoline tanks have that GENERAL pitting throughout the entire shell and floor. Usually, it's not bad enough to have to repair, but would be at the next interval. To mitigate, we coat.
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