Which of the following is a Martensitic SS?
A. Type 316
B. Type 2205
C. Type 405
D. Type 410 Right Ans - d
Stainless steels are alloys of iron with at least:
A. 10.5% chrome.
B. 18% chrome.
C. 1O.5% nickel.
D. 18% nickel. Right Ans - a
Which of the following are contaminants that could cause Atmospheric
Corrosion? This may have more than one correct answer, please select all
answers that apply
A. Fly Ash
B. H2S
C. Hydrogen
D. Nitrogen
E. Propane Compounds
F. Salts
G. Sulfur Compounds Right Ans - abfg
What's the approximate corrosion rate from Atmospheric Corrosion based on
marine environments?
A. <1 mpy
B. 1-3 mpy
C. 5-10 mpy
D. 20 mpy Right Ans - d
What's the approximate corrosion rate from Atmospheric Corrosion based on
inland locations with moderate humidity or rainfall?
A. <1 mpy
B. 1-3 mpy
C. 5-10 mpy
, D. 20 mpy Right Ans - b
What's the approximate corrosion rate from Atmospheric Corrosion based on
dry rural environments?
A. <1 mpy
B. 1-3 mpy
C. 5-10 mpy
D. 20 mpy Right Ans - a
What's the approximate corrosion rate from Atmospheric Corrosion based on
industrial areas with airborne acids/sulfur compounds?
A. <1 mpy
B. 1-3 mpy
C. 5-10 mpy
D. 20 mpy Right Ans - c
ASME Section VIII had few limitations concerning Brittle Fracture prior to:
A. 1955.
B. 1962.
C. 1973.
D. 1987. Right Ans - d
At what temperature does 300 SS start to be affected by Caustic Corrosion?
A. 40-125F
C. 160-210F
B. 140-350F
D. 180-270F Right Ans - c
In high strength caustic solutions, Caustic Corrosion starts to cause uniform
corrosion of Carbon Steel when the process temperature exceeds:
A. 140F
C. 225F
B. 170F
D. 350F Right Ans - b
For localized Caustic Corrosion to occur in routine equipment, there must be
a(n):
A. process temperature that exceeds 500F
B. long period of time.
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