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API 571 Sulfidation
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Which of the following is NOT a major factor associated with corrosion by Sulfidation?
A) Alloy composition
B) Operating Temperature
C) Operating Pressure
D) Sulfur Content
C) Operating Pressure
Sulfidation of iron-based alloys begins at about what temperature?
500°F
Resistance to Sulfidation increases as the:
chromium content in the material increases
Sulfidation is primarily caused by:
A) Elemental sulfur collecting in stagnate areas, e.g. dead legs
B) Operators failing to adequately control the pH of sulfur streams
C) Sulfur compounds being created in the FCCU (Cat Cracking Unit)
D) Impacting particles
E) Sulfur compounds decomposing at higher temperatures
E) Sulfur compounds decomposing at higher temperatures
Which of the following process units is not affected by sulfidation?
A) Catalytic Cracking
B) Crude Distillation
C) Coker
D) Alkylation
D) Alkylation
Sulfidation usually creates what type of corrosion?
Uniform corrosion
Author
Gibby
ID
334033
Card Set
API 571 Sulfidation
Description
API 571 Sulfidation
Updated
2017-09-08T00:12:07Z
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