What is caustic embrittlement?

Sharad Jaiswal
Sharad Jaiswal

Posted On: Nov 18, 2020

 

Caustic embrittlement or stress corrosion cracking is a phenomenon that occurs in boilers. In these boilers, caustic substance accumulates due to the deposition of concentrated hydroxide at temperature 200°-250°C. In simple ways, caustic embrittlement is the cracking of riveted mild steel. The main focus of caustic embrittlement is on the stressed part of the boiler like bends, crack joint, and rivets.

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