Two Common Theories of Intergranular Corrosion

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2021-11-01 02:08:22 - Translate

Intergranular corrosion is common localized corrosion, which extends to the inside along the interface between metal grains. The mechanism of intergranular corrosion mainly includes "Cr-poor theory" and "Selective dissolution theory of grain boundary impurities". Poor Cr theory The saturated solubility of C in austenite is less than 0.02%. Generally, the C content of stainless steel is higher...

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