Free API-571 Exam Braindumps (page: 23)

Page 22 of 114

Where is PASCC normally located?

  1. Adjacent to welds
  2. On impellers
  3. At stress risers
  4. At flanges

Answer(s): A



All ________ based materials and low alloy materials, 300 Series SS and 400 Series SS are susceptible to Sulfidation.

  1. Carbon
  2. Steel
  3. Chromium
  4. Iron

Answer(s): D



Sulfuric acid promotes general and localized corrosion of carbon steel. Carbon steel heat affected zones may experience severe corrosion. Acid concentration, temperature, alloy content and ____________ are critical factors affecting sulfuric acid corrosion.

  1. Pressure
  2. Stress
  3. Velocity
  4. Ductility

Answer(s): C



Which of these materials are susceptible to brittle fracture?

  1. Carbon steels
  2. Low alloy steels
  3. 400 Series SS
  4. All of the above

Answer(s): D






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