Page 480 - Handbook of Materials Failure Analysis

Index 479

mathematical model, 196, 197f, 198, 199f process flowchart, 15, 16f
seismic vulnerability assessment SCC, 17–20, 18–19f,22
acceleration coefficients, 203–204, 203–205t, selective/preferential oxidation, 20–21, 20–21f
205f standard filter grid image, 15, 16f
clashing, 210–211, 210f Standard ASTM test techniques, 162–163
cracking index, 211–212, 213–214t Standard conventional turnouts, 124–125
detail parameter, 211 Static analysis stress range (SASR), 253, 255f
dynamic method of spectral modal analysis, Stiffness evaluation, 198–199, 200t
202 STRAND7 finite element package, 148, 151–153,
eigenmodes determination, 201–202, 202t 151f, 157–158
eigenpulsations calculation, 199–201, 201t Stress corrosion cracking (SCC) failures
Housner method, 196–197 austenitic SS, 402f
hydrodynamic effect assessment, 196–197, corrodant environment, 401
197f IGSCC resistance, 401–403
landmark drawing, 211, 212f intrinsic/extrinsic sources, 401
maintenance, 211–212 macroscopic examination, 402–403, 402t
mass calculation, 197, 198t microstructure, 401–403, 404–405f
nodes, quality of, 210 mid-wall, 402–403, 403f
regularity in elevation, 208–209, 210t sensitization, 401
regularity in plan, 207–208, 208–209t, 209f welding defects, 401
safety factor evaluation, 204–206, 205f, 206t cooling tube plate, 403–407, 406t, 406–407f
seismic force evaluation, 202, 203t pitting corrosion
seismicity zone, 210 absence of cracks, 396
site effect, 211 chemical analysis, tubes, 395–396, 395t
soil type, 206–207 chloride-induced pitting, 398
stiffness evaluation, 198–199, 200t chromates, 398
vulnerability index value determination, crevice corrosion, 394–395
212–213, 214t liquid penetrant test, 395–396, 396f
vulnerability terminals and maintenance mesa corrosion, 394–395
schemes, 214–215 Obaiyed Field, 395
Simple supported reinforced concrete beams, pure corrosion/combined stress-corrosion, 394
115–118 visual and macroscopic study, 396, 397f, 398t
SMAW, 391 welded/none-welded parts, 394
Special performance (SP) specifications, 268 SASS
Spent caustic drainage line pipe failure EDX analysis, 398–399
chemical analysis, 37, 37t firefighting network, 398, 399–400f
damaged portion, visual examination of, 35, 35f GTAW, 399–400
electrochemical testing, 37–38 mechanical loads, 400
process design, critical review of, 37 stainless steel spiral heat exchanger, 2–3,
process parameters, 34, 35t 17–20, 22
recommendations, 39 Stress-rupture failures, 51
schematic diagram, 33–34, 34f Structural dynamics model
system designations, 34, 35t DASR, 253–254, 255f
visual and microstructural features, 36, 36f fatigue life estimation, 254, 255f
Spherical wear particle analysis hot spot locations, 253, 254f
brass and bronze components, 331, 333f model loading, 249, 250f
oil samples, 331, 333f rainflow matrix histogram, 249, 250f
partial molten wear particle, 331, 333f SASR, 253, 255f
varnish particles, 331, 334f shovel front-end, 248, 248f
Stainless steel filter grid corrosion failure S-N curve diagram, 251, 251f
catastrophic failure mechanisms, 15 TASR, 253–254, 255f
chemical composition, 17, 17t transient simulation model, 253, 253f
macroscopic observation, 16f,17 Styrene-butadiene copolymers (SBR), 459–461