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Video tutorials - B.E. Applied Chemistry 2: Corrosion - Introduction (University of Mumbai)

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shaalaa.com | Electrochemical corrosion differential aeration corrosion

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Electrochemical corrosion differential aeration corrosion [00:05:55]
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Corrosion Introduction
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Description

  • Types of Corrosion:(I) Dry or Chemical Corrosion  i) Due to oxygen ii) due to other gases. (II) Wet or Electrochemical Corrosion.
  • Mechanism: i) Evolution of hydrogen type ii) Absorption of oxygen.
  • Types of Electro‚ÄźChemical Corrosion – Galvanic cell corrosion, Concentration cell corrosion (differential aeration), pitting corrosion, Intergranular corrosion, Stress Corrosion , Polarization.
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