Localized corrosion behavior of nickel alloys in model SO/sub 2/ scrubber environments
Conference
·
OSTI ID:7244666
Nickel base alloys and austenitic stainless steels have been evaluated in a working model limestone flue gas desulfurization system previously described in the literature. Corrosion in the absorber and outlet duct zones was characterized in terms of environmental effects on localized corrosion propagation of each alloy. Increasingly environmental chloride and/or fluoride content produced a more severe environment, even in the presence of flyash. Crevice pits which initiated in 30 days, failed to propagate with additional exposure to 90 days; however, the degree of initiation increased.
- OSTI ID:
- 7244666
- Report Number(s):
- CONF-870314-
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
01 COAL, LIGNITE, AND PEAT
010800* -- Coal
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20 FOSSIL-FUELED POWER PLANTS
200200 -- Fossil-Fueled Power Plants-- Waste Management
36 MATERIALS SCIENCE
360105 -- Metals & Alloys-- Corrosion & Erosion
AEROSOL WASTES
ALLOYS
ASHES
AUSTENITIC STEELS
CHEMICAL REACTIONS
CHLORIDES
CHLORINE COMPOUNDS
CHROMIUM ALLOYS
CORROSION
CORROSION PROTECTION
CORROSION RESISTANCE
CORROSION RESISTANT ALLOYS
CORROSIVE EFFECTS
DESULFURIZATION
EQUIPMENT
FLUE GAS
FLUORIDES
FLUORINE COMPOUNDS
FLY ASH
GASEOUS WASTES
HALIDES
HALOGEN COMPOUNDS
IRON ALLOYS
IRON BASE ALLOYS
LIME-LIMESTONE WET SCRUBBING PROCESSES
NICKEL ALLOYS
NICKEL BASE ALLOYS
POLLUTION CONTROL EQUIPMENT
RESIDUES
SCRUBBERS
SCRUBBING
STAINLESS STEELS
STEELS
WASTES
010800* -- Coal
Lignite
& Peat-- Waste Management
20 FOSSIL-FUELED POWER PLANTS
200200 -- Fossil-Fueled Power Plants-- Waste Management
36 MATERIALS SCIENCE
360105 -- Metals & Alloys-- Corrosion & Erosion
AEROSOL WASTES
ALLOYS
ASHES
AUSTENITIC STEELS
CHEMICAL REACTIONS
CHLORIDES
CHLORINE COMPOUNDS
CHROMIUM ALLOYS
CORROSION
CORROSION PROTECTION
CORROSION RESISTANCE
CORROSION RESISTANT ALLOYS
CORROSIVE EFFECTS
DESULFURIZATION
EQUIPMENT
FLUE GAS
FLUORIDES
FLUORINE COMPOUNDS
FLY ASH
GASEOUS WASTES
HALIDES
HALOGEN COMPOUNDS
IRON ALLOYS
IRON BASE ALLOYS
LIME-LIMESTONE WET SCRUBBING PROCESSES
NICKEL ALLOYS
NICKEL BASE ALLOYS
POLLUTION CONTROL EQUIPMENT
RESIDUES
SCRUBBERS
SCRUBBING
STAINLESS STEELS
STEELS
WASTES