![Hydrogen damage weld overlay CYT7a[1]](https://mmengineering.com/wp-content/uploads/2014/03/Hydrogen-damage-weld-overlay-CYT7a1.jpg)
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Hydrogen damage is an under-deposit corrosion mechanism. Weld overlay exacerbates hydrogen damage. All affected tubes must be replaced.
Catastrophic failure associated with weld overlay
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Hydrogen damage is an under-deposit corrosion mechanism. Weld overlay exacerbates hydrogen damage. All affected tubes must be replaced.