Corrosion (presentation)
Corrosion (presentation) Corrosion (presentation)
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01.08.2013
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Factors Affecting Galvanic Corrosion • Oxygen concentration of the electrolyte • Temperature • Conductivity of the electrolyte • Cathode/anode surface area
Pitting and Crevice Corrosion Electrolyte (H 2 O plus dissolved oxygen) Scale Metal Region where pit will form
- Page 1 and 2: Corrosion
- Page 3 and 4: Uniform Corrosion • Can be a good
- Page 5 and 6: Galvanic Corrosion • Chemical rea
- Page 7: Cathodic Protection • Each metal
- Page 11 and 12: Erosion Corrosion • Flow removes
- Page 13 and 14: Microbiologically Induced • Bacte
- Page 15 and 16: SOLUBILITY OF Fe 3O 4 (µg Fe/kg H
- Page 17 and 18: Dissolved Oxygen HTS • Oxygen is
- Page 19 and 20: pH Secondary Side • pH controlled
- Page 21 and 22: Conductivity Secondary Side • Con
- Page 23 and 24: Moderator Over Poisoned • pH 4-6
- Page 25 and 26: Flakes Sludge and Scale Scale Boile
Pitting and Crevice <strong>Corrosion</strong><br />
Electrolyte (H 2 O plus dissolved oxygen)<br />
Scale<br />
Metal<br />
Region where pit will form
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