sulfide stress cracking (SSC)

A form of environmentally assisted crackingRefers to a type of material degradation and failure mechanism that occurs when a combination of environmental factors and mechanical stress leads to pipeline c… that can occur in certain materials, particularly carbon steels, in the presence of hydrogen sulfideA colorless, flammable, and highly toxic gas with a distinct odor of rotten eggs. It is produced naturally through the decay of organic matter and is commonly f… (H2S) gas. It is a type of stress corrosion crackingA form of corrosion-induced cracking that occurs when a susceptible material is exposed to a corrosive environment and subjected to tensile stresses. SCC can le… that can lead to catastrophic failures in pipelines, equipment, or components exposed to sour environments containing H2S.