Corrosion

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Corrosion by Mind Map: Corrosion

1. Galvanic Corrosion

1.1. Electrochemical Cell

1.1.1. Electrolyte

1.1.1.1. Allows Electrons to flow from anode to cathode

1.1.2. Bridge

2. Stress Corrosion

2.1. Work Hardening

2.2. High stress causes new material to be formed

3. Anode

3.1. Oxidation

3.2. Gain of Electrons

3.3. Positive Terminal of Cell

4. Cathode

4.1. Reduction

4.2. Loss of Electrons

4.3. Negative terminal of Cell

5. Dry Corrosion

5.1. Occurs in Extreme Heat

6. Uniform Attack Corrosion

6.1. Corrosion is uniform over surface of material

6.2. Exposure to air and water

7. Concentration Cell

7.1. Difference of oxygen levels in trapped water create anode and cathode