Handbook of Corrosion Engineering Episode 1 Part 8 potx

... kJиmol 1 S, Jиmol 1 иK 1 G, kJиmol 1 Cr Gas 422.02 207. 58 11 6.25 Cr Solid 36.97 70. 78 Ϫ67.29 Cr 2 O 3 Solid Ϫ993. 71 276. 68 14 01. 27 CrO Gas 230.37 295. 28 Ϫ204.57 CrO 2 Gas 12 .73 3 51. 72 Ϫ530. 81 CrO 3 Gas ... the formation of a surface alloy High-Temperature Corrosion 243 0. 01 0 .1 1 10 10 0 0.0 01 0. 01 0 .1 1 Penetration (mm) Carbon steel Nickel Alloy 61...

Ngày tải lên: 05/08/2014, 09:20

... kJиmol 1 S, Jиmol 1 иK 1 G, kJиmol 1 Cr Gas 422.02 207. 58 11 6.25 Cr Solid 36.97 70. 78 Ϫ67.29 Cr 2 O 3 Solid Ϫ993. 71 276. 68 14 01. 27 CrO Gas 230.37 295. 28 Ϫ204.57 CrO 2 Gas 12 .73 3 51. 72 Ϫ530. 81 CrO 3 Gas ... the formation of a surface alloy High-Temperature Corrosion 243 0. 01 0 .1 1 10 10 0 0.0 01 0. 01 0 .1 1 Penetration (mm) Carbon steel Nickel Alloy 61...

Ngày tải lên: 05/08/2014, 09:20

... observed 2 (2) 80 60 20 88 38 50 24 20 4 Basin buildup 3 (2) 2 38 288 Ϫ50 483 16 8 315 38 31 7 Heavy scale 4 (2) 288 18 0 10 8 216 223 Ϫ7 66 48 18 Valve scale 5 (3) 392 245 14 7 2 38 320 82 11 2 10 1 11 Condenser ... (3) 80 3 16 3 640 495 607 11 2 16 2 14 3 19 No scale observed 7 (3) 14 64 200 12 64 549 13 5 414 11 2 10 1 11 No scale observed 8 (3) 80 0 16...

Ngày tải lên: 05/08/2014, 09:20

... 6 .15 Types of ER corrosion sensors. (Courtesy of Metal Samples.) TU04, FS02 CT10, FL10, SP10 WR40, CT20, FL20 FL05 WR80 12 8 h 64 h 32 h 16 h 8 h 1 h 1 0 1 3 6 12 24 36 10 10 -1 10 -0 10 1 10 2 10 3 10 4 10 0 ... Emission (AE) Corrosion Potential 4 21 076 516 2_Ch06_Roberge 9 /1/ 99 5: 01 Page 4 21 404 Chapter Six Figure 6.7 Example of context-sensitive...

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... 8 61 Chapter 11 . Cathodic Protection 86 3 11 .1 Introduction 86 3 11 .2 Sacrificial Anode CP Systems 8 71 11. 3 Impressed Current Systems 87 8 11 .4 Current Distribution and Interference Issues 88 6 11 .5 Monitoring ... 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...

Ngày tải lên: 05/08/2014, 09:20

... 8 61 Chapter 11 . Cathodic Protection 86 3 11 .1 Introduction 86 3 11 .2 Sacrificial Anode CP Systems 8 71 11. 3 Impressed Current Systems 87 8 11 .4 Current Distribution and Interference Issues 88 6 11 .5 Monitoring ... Corrosion Inhibitors 83 3 10 .1 Introduction 83 3 10 .2 Classification of Inhibitors 83 4 10 .3 Corrosion Inhibition Mechanism 83 8 10 .4 Selec...

Ngày tải lên: 05/08/2014, 09:20

... % 0 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 ... 0.059 ϫ (Ϫ5) ϭ Ϫ0.295 V versus SHE i 0 ϭ 10 Ϫ6 A и cm Ϫ2 I 0 ϭ 1 10 Ϫ6 A b c ϭ Ϫ0 .12 0 V/decade Aqueous Corrosion 47 -12 -11 -10 -9 -8...

Ngày tải lên: 05/08/2014, 09:20

... % 0 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 8.29 259....

Ngày tải lên: 05/08/2014, 09:20

... 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 ... damage 18 7 Sulfate attack 18 7 2.6 Microbes and Biofouling 18 7 2.6 .1 Basics of microbiology and MIC 18 7 Classification of microorganisms...

Ngày tải lên: 05/08/2014, 09:20