Handbook of Corrosion Engineering Episode 1 Part 3 docx

... 5.25Liϩ 1 38 .7 1. 03 FϪ 1 55.4 1. 47Naϩ 1 50 .1 1 .33 ClϪ 1 76 .3 2. 03 Kϩ 1 73. 5 1. 95 NO 3 Ϫ 1 71. 4 1. 90Ca2ϩ2 11 9.0 0.79 ClO4Ϫ 1 67 .3 1. 79Cu2ϩ2 10 7.2 0. 71 SO42Ϫ2 16 0.0 1. 06Zn2ϩ2 10 5.6 ... SO42Ϫ2 16 0.0 1. 06Zn2ϩ2 10 5.6 0.70 CO 3 2Ϫ2 13 8.6 0.92O2—— 2.26 HSO4Ϫ 1 50.0 1. 33 H2O —— 2.44 HCO 3 1 1 41. 5 1. 11 40076 516 2_Ch 01_ Roberge 9 /1/ 99 2:46 Page 40For the gaseous-layer ... its logarithm, Eq. (1. 17), with bcobtained by plotting ␩ versus log i [Eq. (1. 18)]:icϭ i0ΆϪ exp ΄Ϫ (1 Ϫ␤c) ␩c΅· (1. 16)␩cϭ bclog 10 ΂΃ (1. 17)bcϭϪ2 .30 3 (1. 18)Concentration polarization....

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Handbook of Corrosion Engineering Episode 1 Part 3 pot

... NormalAtmosphereChlorinity,* % 0 5 10 15 20Salinity,† % 0 9.06 18 .08 27 .11 36 .11 Temperature, °C ppm0 14 .58 13 .70 12 .78 11 .89 11 .005 12 .79 12 .02 11 .24 10 .49 9.74 10 11 .32 10 .66 10 . 01 9 .37 8.72 15 10 .16 9.67 9.02 ... mol 1 D ϫ 10 5, cm2и s 1 Anion |z| ␭, S и cm2и mol 1 D ϫ 10 5, cm2и s 1 Hϩ 1 34 9.8 9 .30 OHϪ 1 197.6 5.25Liϩ 1 38 .7 1. 03 FϪ 1 55.4 1. 47Naϩ 1 50 .1 1 .33 ClϪ 1 76 .3 2. 03 Kϩ 1 73. 5 ... 2. 03 Kϩ 1 73. 5 1. 95 NO 3 Ϫ 1 71. 4 1. 90Ca2ϩ2 11 9.0 0.79 ClO4Ϫ 1 67 .3 1. 79Cu2ϩ2 10 7.2 0. 71 SO42Ϫ2 16 0.0 1. 06Zn2ϩ2 10 5.6 0.70 CO 3 2Ϫ2 13 8.6 0.92O2—— 2.26 HSO4Ϫ 1 50.0 1. 33 H2O ——...

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Handbook of Corrosion Engineering Episode 1 Part 2 docx

... NormalAtmosphereChlorinity,* % 0 5 10 15 20Salinity,† % 0 9.06 18 .08 27 .11 36 .11 Temperature, °C ppm0 14 .58 13 .70 12 .78 11 .89 11 .005 12 .79 12 .02 11 .24 10 .49 9.74 10 11 .32 10 .66 10 . 01 9 .37 8.72 15 10 .16 9.67 9.02 ... current of 10 Ϫ4A for the reduction of oxygen (Fig. 1. 23) . 51 076 516 2_Ch 01_ Roberge 9 /1/ 99 2:46 Page 51 For a corroding metal, one can assume that Eeq ϭ E0.i0 ϭ 10 Ϫ7A и cmϪ2ba ϭ 0 .12 0 ... 14 .58 455.55 8.9 12 .72 39 7.4 10 7.9 11 .29 35 2.8 15 7.0 10 .00 31 2 .620 6.4 9 .15 285.825 5.8 8.29 259.0 30 5 .3 7.57 236 .7*cm 3 per kg of water at 0°C.TABLE 1. 5 Oxygen Dissolved in Seawater in Equilibrium...

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Handbook of Corrosion Engineering Episode 1 Part 2 docx

... NormalAtmosphereChlorinity,* % 0 5 10 15 20Salinity,† % 0 9.06 18 .08 27 .11 36 .11 Temperature, °C ppm0 14 .58 13 .70 12 .78 11 .89 11 .005 12 .79 12 .02 11 .24 10 .49 9.74 10 11 .32 10 .66 10 . 01 9 .37 8.72 15 10 .16 9.67 9.02 ... (M), ␮mol/L0 10 .2 14 .58 455.55 8.9 12 .72 39 7.4 10 7.9 11 .29 35 2.8 15 7.0 10 .00 31 2 .620 6.4 9 .15 285.825 5.8 8.29 259.0 30 5 .3 7.57 236 .7*cm 3 per kg of water at 0°C.TABLE 1. 5 Oxygen Dissolved ... I 1 ϭ 10 Ϫ4.5A.Surface area ϭ 1 cm250 Chapter One076 516 2_Ch 01_ Roberge 9 /1/ 99 2:46 Page 50 13 Aqueous Corrosion 1. 1 Introduction 13 1. 2 Applications of Potential-pH Diagrams 16 1. 2 .1 Corrosion...

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Handbook of Corrosion Engineering Episode 1 Part 5 docx

... (3) 39 2 245 14 7 238 32 0 Ϫ82 11 2 10 1 11 Condenser tube scale6 (3) 8 03 16 3 640 495 607 11 2 16 2 14 3 19 No scale observed7 (3) 14 64 200 12 64 549 13 5 414 11 2 10 1 11 No scale observed8 (3) 800 16 8 ... observed9 (3) 809 6.5 10 Ͻ0. 01 0.22 0.27 No scale observed 10 (3) 11 98 62 7.4 0 .36 0. 31 0 .35 Slight valve scale 11 (3) 16 70 74 4.6 0 .36 0.22 0.44 No scale observed 12 (3) 34 20 37 254 0.59 1. 31 0.55 ... cleanliness 1 (1) 56 43 13 28 36 Ϫ84052 12 No scale observed2 (2) 80 60 20 88 38 50 24 20 4 Basin buildup 3 (2) 238 288 Ϫ50 4 83 16 8 31 5 38 31 7 Heavy scale4 (2) 288 18 0 10 8 216 2 23 Ϫ7 66 48 18 Valve...

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Handbook of Corrosion Engineering Episode 1 Part 15 docx

... analogs. 30 Most companies selling impedance equipment are providing softwareAcceleration and Amplification of Corrosion Damage 545 1 -3 -2 -1 0 1 2 3 1. 522.5 3 3.544.550 10 20 30 405060708090 10 0Log ... (ohm)Cdl 1 -3 -2 -1 0 1 2 3 1. 522.5 3 3.544.555.56 10 20 30 405060708090 10 0Log frequency (Hz) Phase angle (°) Log Z (ohm) Figure 7.28 Complex-plane presentation of simulated ... cathodicbranches.076 516 2_Ch07_Roberge 9 /1/ 99 5: 41 Page 52600 50,000 10 0,000 15 0,000 200,000 250,000 30 0,00020,00040,00060,00080,000 10 0,000 12 0,000 14 0,000 16 0,000 18 0,000200,000RsRpWImaginary...

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Handbook of Corrosion Engineering Episode 1 Part 1 pptx

... xiIntroduction 1 1 .1 The Cost of Corrosion 1 1.2 Examples of Catastrophic Corrosion Damage 3 1. 3 The Influence of People 5References 12 Chapter 1. Aqueous Corrosion 13 1. 1 Introduction 13 1. 2 Applications ... Classification of Inhibitors 834 10 .3 Corrosion Inhibition Mechanism 838 10 .4 Selection of an Inhibitor System 860References 8 61 Chapter 11 . Cathodic Protection 8 63 11 .1 Introduction 8 63 11 .2 Sacrificial ... system).076 516 2_Ch 01_ Roberge 9 /1/ 99 2:46 Page 249 .3 Supplementary Protection Systems 8299.4 Surface Preparation 8 31 References 8 31 Chapter 10 . Corrosion Inhibitors 833 10 .1 Introduction 833 10 .2 Classification...

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Handbook of Corrosion Engineering Episode 1 Part 1 ppt

... Corrosion Inhibitors 833 10 .1 Introduction 833 10 .2 Classification of Inhibitors 834 10 .3 Corrosion Inhibition Mechanism 838 10 .4 Selection of an Inhibitor System 860References 8 61 Chapter 11 . ... 8 61 Chapter 11 . Cathodic Protection 8 63 11 .1 Introduction 8 63 11 .2 Sacrificial Anode CP Systems 8 71 11. 3 Impressed Current Systems 878 11 .4 Current Distribution and Interference Issues 886 11 .5 Monitoring ... Compositions of Engineering Alloys 10 61 Appendix F. Thermodynamic Data and E-pH Diagrams 11 01 Appendix G. Densities and Melting Points of Metals 11 25Index 11 29Contents076 516 2_FM_Roberge 9 /1/ 99 2 :36 ...

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Handbook of Corrosion Engineering Episode 1 Part 4 ppt

... m -3 <_<<< -3 -3 -3 <<< 61 µg m -3 43 µg m -3 36 µg m 61 µg m 43 µg m 36 µg m 61 µg m 43 µg m 36 µg m 61 µg m 43 µg m 36 µg m -3 <_ -3 -3 -3 <_<_<_ -3 -3 -3 <_<_<_CBBExpected ... 6 .3 6.8 7.4 7.5 7 .1 8 .3 7 .1 Alkalinity 2 38 90 18 0 250 278 470Total hardness 10 53 12 0 230 34 0 70 559Calcium hardness 5 36 85 210 298 40 4 51 Sulfate 6 20 39 50 17 10 9 4 63 Chloride 5 11 24 21 ... g/m2иyearC 1 10 Յ0.9 Negligible Յ0.7C2 11 –200 0.9–5 Յ0.6 0.7–5C 3 2 01 400 5 12 0.6–2 5 15 C44 01 650 12 –25 2–5 15 30 C56 51 15 00 25–50 5 10 30 –60076 516 2_Ch02_Roberge 9 /1/ 99 4: 01 Page 73 plumbing...

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Handbook of Corrosion Engineering Episode 1 Part 4 pdf

... CaCO 3 10 mg CaO 10 mg CaCO 3 14 .3 mg CaCO 3 * 1 mg CaCO 3 10 0 mg CaCO 3 1 mval/L 1 2.8 5 3. 51 50 0.5 1 °dH 0 .35 7 1 1.786 1. 25 17 .86 0 .17 86 1 °fH 0.2 0.5599 1 0.7 10 0 .1 1 °eH 0.285 0.7999 1. 429 1 ... m -3 <_<<< -3 -3 -3 <<< 61 µg m -3 43 µg m -3 36 µg m 61 µg m 43 µg m 36 µg m 61 µg m 43 µg m 36 µg m 61 µg m 43 µg m 36 µg m -3 <_ -3 -3 -3 <_<_<_ -3 -3 -3 <_<_<_CBBExpected ... g/m2иyearC 1 10 Յ0.9 Negligible Յ0.7C2 11 –200 0.9–5 Յ0.6 0.7–5C 3 2 01 400 5 12 0.6–2 5 15 C44 01 650 12 –25 2–5 15 30 C56 51 15 00 25–50 5 10 30 –60076 516 2_Ch02_Roberge 9 /1/ 99 4: 01 Page 73 plumbing...

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