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Corrosion Engineering

Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

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Page 1: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

CorrosionEngineering

Page 2: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

Corrosion Cost

Page 3: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

Anodic Reaction

Page 4: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

Cathodic Reaction

Page 5: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

Corrosion Overall Reaction

Page 6: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric
Page 7: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric
Page 8: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

Corrosion of Fe in Atmosphere

Page 9: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

Rusting

Page 10: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric
Page 11: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric
Page 12: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

Standard Electrode of Hydrogen

Page 13: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

Electrode Potential Measurement

Page 14: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric
Page 15: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

Calomel Reference Electrode

Page 16: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

Galvanic

Series

Page 17: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

Oxygen Cell Concentration

Page 18: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric
Page 19: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric
Page 20: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

Oxygen Cell Concentration

Page 21: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

Pourbaix diagram for aluminum

Page 22: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

Pourbaix diagram for aluminum

Page 23: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

Pourbaix diagram for aluminum

Page 24: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

Pourbaix diagram for aluminum

Page 25: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

Corrosion Rate

Page 26: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

Water Stability

Page 27: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric
Page 28: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric
Page 29: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric
Page 30: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric
Page 31: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric
Page 32: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

Corrosion Rate

Page 33: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

Corrosion Rate

Page 34: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

Corrosion Rate

Page 35: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

Corrosion Rate

Page 36: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

Activation Polarization

Page 37: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

Concentration Polarization

Page 38: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

Ohmic Polarization

Page 39: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

Polarization

Curve

Page 40: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

Polarization Curve

Page 41: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

Exchange Current Density

Page 42: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

Concentration Gradient near

Electrode Surface

Page 43: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric
Page 44: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

Mixed Polarization

Page 45: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric
Page 46: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric
Page 47: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric
Page 48: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric
Page 49: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric
Page 50: Corrosion - profs.hsu.ac.irprofs.hsu.ac.ir/hosseini/files/2015/10/Corrosion1-1.pdf · Fig. 6.13 Pourbaix diagram for silver at 25 oc ... Fig. 7.2 Corrosion—time curves for the atmospheric

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