Preventing Caustic Gouging in Boiler Tubes Causes.

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Prevention, and Maintenance Strategies Caustic gouging in boiler tubes refers to a form of localized corrosion that occurs in high-pressure boilers. Definition It is caused by the reaction between caustic soda (sodium hydroxide) and the protective oxide layer on the inner surface of the tubes. This reaction weakens the oxide layer, leading to its removal …

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