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How to rust for Stainless Steel Elevator Cabin

How to rust for Stainless Steel Elevator Cabin

If you use a elevator for a long time, the cabin will be rusted, and the rusty areas of the cabin can be used after the cloth wiped dry, then coated with vegetable oil on it. It will prevent rust to a certain extent.


Stainless steel is formed by its surface layer of very thin and strong and stable chromium-rich oxide film (protective film), to prevent the continued infiltration of oxygen atoms, continue oxidation, and corrosion resistance. Once for some reason, the film was continuously damaged, the air or liquid oxygen atoms will continue to infiltrate or continuous separation of iron atoms in the metal, the formation of loose iron oxide, the metal surface will also continue to rust. This surface film is damaged in many forms: 1. Stored stainless steel surface containing other metal elements of dust or heterogeneous metal particles attached to the humid air, the condensate between the attachment and the stainless steel, the two connected Into a micro-battery, triggering the electrochemical reaction, the protective film is damaged, called electrochemical corrosion.

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