Free API-571 Exam Braindumps (page: 34)

Page 33 of 114

Hydrogen permeation or diffusion rates have been found to be minimal at pH _______ and increase at both higher and lower pH's.

  1. 4
  2. 5
  3. 6
  4. 7

Answer(s): D



Cooling water corrosion can result in many different forms of damage including general corrosion, pitting corrosion, ________, stress corrosion cracking and fouling.

  1. MIC
  2. HIC
  3. SOHIC
  4. All of the above

Answer(s): A



Ammonium chloride salts may be whitish, greenish or _________.

  1. Reddish
  2. Brownish
  3. Yellowish
  4. Bluish

Answer(s): B



Stainless steel cyclones, piping ductwork and valves in high temperature FCC regeneration service are susceptible areas for _________.

  1. Brittle fracture
  2. Sigma phase
  3. Cavitation
  4. Corrosion fatigue

Answer(s): B






Post your Comments and Discuss API API-571 exam with other Community members:

API-571 Discussions & Posts