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Why is stainless steel damaged? Electrochemical or chemical reactions occur on metal surfaces exposed in corrosive environments, and they are uniformly corroded. The corrosion-resistant parts of the stainless steel surface passivation film have a pitting reaction due to the self-excitation reaction, forming small pores, and the close proximity of chloride ions to form a strong corrosive solution, which accelerates the corrosion reaction rate. And stainless steel inside Release time: 2018-07-13 Clicks: 15