Page 796 - Corrosion Engineering Principles and Practice

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Polymeric materials (Cont.): Preassessment:
for piping, 407 for ECDA, 512–513
problems with, 407 for ICDA, 515–516
and soils corrosion, 406–407 Precipitation, of calcareous deposits,
thermosetting, 407 280–282
Polypropylene, 407 PREN (pitting resistance equivalent
Polyurethanes, 607, 612 number), 247
Polyvinyl butyral etch primers, 608 Present value analysis, 598
Polyvinyl chloride (PVC), 258, 406, 611 Pressure, 721
Porcelain enamel coatings, 587–588 Pressurized water reactors (PWRs),
Postassessments: 300–302
for ECDA, 515 Pretreatment, 138
for ICDA, 517–518 Prevention:
Postcured silicates, 613 cost of, 10
Potable water, 284–285, 310 materials selection for, 451
Potassium, 319 solutions vs., 10
Potassium chloride (KCl) Primers, 604
electrolytes, 66 Probabilistic statistics, 163
Potassium ferricyanide, 251 Probability of failure (POF), 478
Potentials: Probability of failure (POF)
in anodic polarization, 108 assessment, 495, 504
in cathodic polarization, 108 Probe systems, 416
and cathodic protection, 565–566 Production department, 9
of CCSRE, 63 Profilometers, 642, 643
in cyclic polarization, 108 Property limits, 432
equilibrium, 63, 85 Protection:
measurement of, 565–566 cathodic, 134, 192
of mercuric oxide reference with cinnamaldehyde, 113
electrodes, 63 with ICCP, 134
for pitting, 120 Protective coatings (see Coatings)
repassivation, 111 Protective Coatings and Linings, 7
resultant, 85 PSI (Puckorius scaling index),
Potential drop, 101 316–317
Potential measurement, 552 P-type materials, 676
Potential of loss of life (PLL), 478 Puckorius scaling index (PSI), 316–317
Potential shift, 547 Puddled iron, 4–5
Potential-pH (E-pH) diagrams, 74–84 Purchasing department, 9
of aluminum, 76–81 Pure water, resistivity of, 95
corrosion region of, 81 PVC (see Polyvinyl chloride)
immunity region of, 79 PWRs (pressurized water reactors),
of iron, 81–84 300–302
of metals, 76–84
passive region of, 81 Q
of steel, 83
of water, 75–76 Quantitative risk analysis (QRA), 491
Potentiodynamic polarization,
88, 108–112 R
Potentiostaircase method, 108 Radioactive methods, 421
Potentiostat (galvanostat), 88, 107 Radiorespirometric method, 421
Pourbaix diagram. of aluminum, Rain water:
76–77, 79 corrosivity of, 335
Poultice corrosion, in cars, 168–169 resistivity of, 95
Powder coatings, 612 RB-1 Conestoga, 374, 375
Power, 720–721 RBI (see Risk-based inspection)
Power cells, 87 RC (resistive-capacitive) behavior, 123
Power density, 721 RCA (root cause analysis), 480
Power industry, 302–307 RCI (root cause investigation), 480
Power tool cleaning, 660 Reaction rate, 122
Power-generation plants, 213 Reactivity, of aluminum, 19, 21
Practical Salinity Scale, 280
Reboilers, 481, 482