Page 795 - Corrosion Engineering Principles and Practice

744 I n d e x I n d e x 745

Passive films, 626–627 Pitting (Cont.):
Passive region, 81 subsurface, 157
PB (Pilling-Bedworth) ratio, 680–683 Type I, 158
PE (polyethylene), 406 Type II, 158, 159
Pearson surveys, 573–576 Type III, 158, 159
Perchlorethylene, 659 Pitting resistance equivalent number
Performance, and materials selection, (PREN), 247
438–439 Plaktonic microbes, 409, 411
Periodic table, 715 Planned water recycling, 307
Personnel training, 6 Plant piping, 401–402
Perspiration, 25 Plasma spraying, 633
Petrochemical industry, 503 Plastics (see Polymeric materials)
Petroleum cracking, 603 Plastisols, 612
Petroleum industry, 202, 503, 529 Plating:
PFRI (phenolic foam roof insulation), electroless nickel, 629–630
170–171 electroplating, 627–629
pH (see Alkalinity) Platinized anodes, 560
pH electrodes, 72 Platinized titanium, 559
pH meters, 72–73 Platinum, 629
Phase transport—control, 185 Pliny the Elder, 2–3
Phenolic epoxy, 606, 607 PLL (potential of loss of life), 478
Phenolic foam roof insulation (PFRI), Plowing, 341–342
170–171 POF (see Probability of failure)
Phenolphthalein, 4, 251 Polarization, 85
Phosphor bronze, 377 activation, 86–90
Phosphoric acids: alternating current, 120
and anodizing, 139 anodic, 85, 108
anodizing with, 140 and anodic processes, 85
Pickling process, 660 and carbon steels, 103–105
P&IDs (piping and instrumentation cathodic, 85, 108
diagrams), 491 and cathodic processes, 85
Pigments, 613–614 cells, 107–108
Pilling-Bedworth (PB) ratio, 680–683 concentration, 86, 90–94
Pillowing, 242 cyclic, 108
Pinpoint rusting, 591 electrochemical, 107–121
Piping and instrumentation diagrams of Kramers-Kronig transforms,
(P&IDs), 491 120–121
Piping and pipelines: linear, 112–116
cast iron, 258 potentiodynamic, 88, 108–112
cathodic protection for, 571–578 and steel, 103, 104
coatings for, 398–400, 403 test methods for, 108–116
corrosion of, 1 direct current, 108–116
deterioration of, 259–260 linear polarization resistance,
with ductile iron, 258 112–116
and microbiology influenced potentiodynamic polarization,
corrosion, 213 108–112
and soils corrosion, 398–400 Polarization cells, 107–108
and surface film cells, 243 Polarization curves, 103
thermal insulation for, 399 Polarization potentials, 565
and water corrosion, 259–260 Polarization resistance, linear, 112–116
for water transport, 264–265 Polarization scans, 109–111
Pitting, 155–164 Pollutants, 339–340
of copper, 158, 159 Polyamide cured coal tar, 604
and crevice corrosion, 149, 160 Polyamine-adduct-cured coal tar, 604
cross-sectional shapes of, 157 Polybutylene, 407
and intergranular corrosion, 160, 161 Polyethylene (PE), 406
mitigation of, 247 Polymeric anodes, 557
potential for, 120 Polymeric materials, 383
rating charts, 162 atmospheric corrosion of, 381–383
and soils corrosion, 398 cabinet testing for, 383