Api 571 for Api 510/570(Caustic Corrosion

Which of the following materials is NOT subjected to Caustic Corrosion?
A) C.S.
B) 300-Series SS
C) Chromes
D) Nickel Alloys

Which of the following is the most significant factor affecting Caustic Corrosion?
A) The number of Corrosion Specialists that you can fit in VW bug
B) Gravitation pull of the Moon
C) The relative value of the operating unit
D) Presence of Caustic

Which of the following is NOT a usage for Caustic in the petrochemical industry?
A) Used to decease pH
B) Used as a Reactant
C) Used to remove Sulfur Compounds
D) Added to Boiler Feed Water in small amounts
E) Used to Neutralize

In order for Caustic Corrosion to occur in routine equipment there must be a:

Caustic Corrosion is most often associated with:

Caustic Corrosion normally appears as:

Caustic Corrosion starts to cause uniform corrosion of C.S. when the process temp exceeds:

In steam systems, Caustic Corrosion is best prevented by:

What materials should be used with high strength Caustic solutions when the process temp is above 150°F?