Page 800 - Corrosion Engineering Principles and Practice

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Stiff-Davis index, 317 Sulfidation, 690–700
STP (special technical publications), 467 Sulfides, 405
Strategic KPIs, 490 Sulfur dioxide (SO ):
2
Stratified flow, 516 classification of, 363
Stray currents, 213–216, 569–571 in industrial atmospheres, 330
Stray current cells, 237–239 as pollutant, 339
Stress, 721 Sulfuric acids:
corrosion affected by, 217 and anodic protection, 136, 137
cyclic, 201 and anodizing, 139
residual, 195, 196 corrosion data on, 212
Stress cells, 239–243 and nitric acid, 212
Stress corrosion cracking (SCC), 140, Sulfuric acid anodizing bath, 139
197–201, 433 Sulfurous acid/sulfur-dioxide
in alloys, 200 vapors, 474
in aluminum alloys, 200 Sulfur/sulfide oxidizing bacteria,
barrier coatings affecting, 249 414–415
in boiling water reactors, 299 Supercavitation, 194
in carbon steels, 200 Supercritical steam plants, 298
and copper, 200 Superficial steam plants, 297–298
and corrosion cells, 250 Superheaters, 296, 300
decision tree for, 464 Support pads, 458
electrochemical techniques Surfaces, 2–3
for, 249 Aristotle on, 2
and environment, 200, 249 Pliny the Elder on, 2–3
and hydrogen-induced cracking, 183 Surface area effect, 45–47
materials affecting, 249 Surface conditions, 120
and mechanically assisted Surface contamination, 592
corrosion, 194 Surface defects, 592
risk of, 481, 482, 484 Surface film cells, 243–245
in stainless steels, 200 Surface impedance, 122
testing for, 366 Surface preparation, 654–661
transgranular, 201 abrasive cleaning, 654–657
Strict (obligate) anaerobes, 411 water jetting, 658–659
Strontium, 319 wet abrasive blasting, 659
Study of corrosion, 2–8 Surface tension, 722
for corrosion technicians, 6 Surface waves, 267
for corrosion technologists, 6 Surface-tolerant epoxy, 606
for engineers, 6 Suspended solids, in fresh water, 273
for operatives, 6–7
reasons to study, 1–2 T
for scientists, 6
and training, 7–8 Tafel coefficient, 89
Subgroup (soil classification), 388 Tafel slopes, 113
Suborder (soil classification), 388 Tank-finish aluminum, 604
Substrate, condition of, 639–641 Tap water, 95
Subsurface pitting, 157 Tape wrap, 400
Successful Coating and Lining of TCA (see Transcinnamaldehyde)
Concrete, 7 TDS (total dissolving solids), 314
Sulfates, 405 Teams, 9
and concrete, 406 Technicians, 6
in fresh water, 271 Technologists, 6
in soils, 390–391 Temperature, 722
Sulfate reducing bacteria (SRB), 213, affecting failure, 209–210
312, 413–414 ambient, 336, 337
and concentration cells, 231 and atmospheric corrosion, 335, 336
and MIC, 385 and CCSRE, 70–71
testing for, 414 corrosion affected by, 217
Sulfate reductase assays, 419 and corrosion control, 452–453
Sulfate reduction, 419 cycling, 336