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API 571 Caustic Corrosion
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Which of the following materials is not subjected to Caustic Corrosion?
A) 300 Series SS
B) Carbon Steel
C) Chromes
D) Nickel Alloys
D) Nickel Alloys
What is one of the most significant factors affecting Caustic Corrosion?
Presence of Caustic
Which of the following is NOT a usage for Caustic in the petrochemical industry?
A) Used to remove sulfur compounds
B) Used to Neutralize
C) Added to Boiler Feedwater in small amounts
D) Used to decrease pH
E) Used as a reactant
D) Used to decrease pH
In order for Caustic corrosion to occur in routine equipment, there must be a:
Concentrating method to build the Caustic's strength
Caustic corrosion is most often associated with:
boilers and steam generating equipment
Caustic corrosion normally appears as:
localized metal loss often with grooving.
Caustic Corrosion starts to cause uniform corrosion of Carbon Steel when the process temperature exceeds?
175°F
In steam systems, caustic corrosion is best prevented by?
Proper design
What materials should be used with high strength caustic solutions when the process temperature is above 150°F?
High Nickel Alloys
Author
Gibby
ID
334024
Card Set
API 571 Caustic Corrosion
Description
API 571 Caustic Corrosion
Updated
2017-09-07T17:30:24Z
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