Handbook of Corrosion Engineering Episode 1 Part 9 pdf

... Ϫ0.50 0 Poor Ϫ0 .10 0 Ϫ0.30 Ϫ0.30 0 .10 Very poor 0 .10 0 .10 0 .10 0 .10 0 .15 Localized defects 0 .10 0 .10 0 .10 0 .10 0.20 076 516 2_Ch04_Roberge 9 /1/ 99 4:43 Page 300 The procedure for MSG-3 environmental ... 0–6 pts 9. Close internal surveys 0–8 pts 10 . Inspection tool 0–8 pts 0–60 pts Total 0 10 0 pts 076 516 2_Ch04_Roberge 9 /1/ 99 4:43 Page 2 91 ■ Expansion of the sys...

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... 1. 36 d 0. 71 12.8 1. 42 Short longitudinal (SL) e 1. 59 15 .7 1. 23 f 0.84 14 .9 1. 30 Short transverse (ST) g 1. 01 17.6 1. 35 *Average reference trace measured before corrosion exposure. 076 516 2_Ch04_Roberge ... representation of the surface condition subfactor of the material factor controlling the probability of a corrosion failure. 076 516 2_Ch04_Roberge 9 /1/...

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... 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 0.357 1 1.786 1. 25 17 .86 0 .17 86 1 °fH 0.2 0.5 599 1 0.7 10 0 .1 1 °eH 0.285 0. 799 9 1. 4 29 1 14. 29 ... g/m 2 иyear C 1 10 Յ0 .9 Negligible Յ0.7 C 2 11 –200 0 .9 5 Յ0.6 0.7–5 C 3 2 01 400 5 12 0.6–2 5 15 C 4 4 01 650 12 –25 2–5 15 –30 C 5 6 51...

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... a Environments 16 9 076 516 2_Ch02_Roberge 9 /1/ 99 4:02 Page 16 9 concrete. The particularly harmful effects of dried-out cracks (as opposed to those that are water-filled), which allow rapid ingress of corrosive ... to the ingress of corrosive species, provided the concrete is in the uncracked condition. Certain Environments 17 9 076 516 2_Ch02_Roberge 9 /1/ 99 4:02 Pag...

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... 19 0,300 ϩ 89. 5 T 92 4 13 28 2 Cu ϩ 0.5O 2 ϭ Cu 2 O 16 6 ,90 0 ϩ 71. 1 T 99 2 13 93 3 MnO ϩ 0.5O 2 ϭ Mn 3 O 4 Ϫ222,540 ϩ 11 1 T 11 60 13 71 Pb ϩ 0.5O 2 ϭ PbO 19 0,580 ϩ 74 .9 T 772 11 60 Pb ϩ 0.5O 2 ϭ PbO Ϫ 215 ,000 ... ϩ 96 .0 T 91 1 13 76 Ni ϩ 0.5O 2 ϭ NiO Ϫ233,580 ϩ 84 .9 T 11 73 13 73 Co ϩ 0.5O 2 ϭ CoO Ϫ235 ,90 0 ϩ 71. 5 T 97 3 12 73 10 WO 2 .90 ϩ O 2 ϭ 10 WO 3 Ϫ2 79, 40...

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... xi Introduction 1 1 .1 The Cost of Corrosion 1 1.2 Examples of Catastrophic Corrosion Damage 3 1. 3 The Influence of People 5 References 12 Chapter 1. Aqueous Corrosion 13 1. 1 Introduction 13 1. 2 Applications ... Performance of CP Systems for Buried Pipelines 90 4 References 91 9 Chapter 12 . Anodic Protection 9 21 12 .1 Introduction 9 21 12.2 Passivity...

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... 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 25 Index 11 29 Contents 076 516 2_FM_Roberge 9 /1/ 99 2:36 ... Performance of CP Systems for Buried Pipelines 90 4 References 91 9 Chapter 12 . Anodic Protection 9 21 12 .1 Introduction 9 21 12.2 Passivity of Metals...

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... 5 10 15 20 Salinity,† % 0 9. 06 18 .08 27 .11 36 .11 Temperature, °C ppm 0 14 .58 13 .70 12 .78 11 . 89 11 .00 5 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 8.46 7 .92 20 ... (M), ␮mol/L 0 10 .2 14 .58 455.5 5 8 .9 12 .72 397 .4 10 7 .9 11 . 29 352.8 15 7.0 10 .00 312 .6 20 6.4 9 .15 285.8 25 5.8 8. 29 2...

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... 5 10 15 20 Salinity,† % 0 9. 06 18 .08 27 .11 36 .11 Temperature, °C ppm 0 14 .58 13 .70 12 .78 11 . 89 11 .00 5 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 8.46 7 .92 20 ... I 1 ϭ 10 Ϫ4.5 A. Surface area ϭ 1 cm 2 50 Chapter One 076 516 2_Ch 01_ Roberge 9 /1/ 99 2:46 Page 50 13 Aqueous Corrosion 1. 1 I...

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... 5.25 Li ϩ 1 38.7 1. 03 F Ϫ 1 55.4 1. 47 Na ϩ 1 50 .1 1.33 Cl Ϫ 1 76.3 2.03 K ϩ 1 73.5 1. 95 NO 3 Ϫ 1 71. 4 1. 90 Ca 2ϩ 2 11 9. 0 0. 79 ClO 4 Ϫ 1 67.3 1. 79 Cu 2ϩ 2 10 7.2 0. 71 SO 4 2Ϫ 2 16 0.0 1. 06 Zn 2ϩ 2 10 5.6 ... CO 3 2Ϫ 2 13 8.6 0 .92 O 2 —— 2.26 HSO 4 Ϫ 1 50.0 1. 33 H 2 O —— 2.44 HCO 3 1 1 41. 5 1. 11 40 076 516 2_Ch 01_ Roberge 9 /1/ 99 2:4...

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