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Free API-571 Exam Braindumps (page: 9)

Page 9 of 114
PDF with 454 Questions

__________ is a form of cracking that results when certain molten metals come in contact with specific alloys. Cracking can be very sudden and brittle in nature.

  1. SCC
  2. LME
  3. AET
  4. SOHIC

Answer(s): B



Amine cracking has been reported down to ambient temperatures with some amines. __________ temperatures and stress levels _______ the likelihood and severity of cracking.

  1. Increasing increases
  2. Increasing, decreases
  3. Decreasing increases
  4. Increasing, reduces

Answer(s): A



Carbonate stress corrosion cracking usually occurs at welds or cold worked areas that __________.

  1. Have been stressed relieved
  2. Have not been stressed relieved
  3. Have high residual stress
  4. Have high-applied stress

Answer(s): C



Nitriding is usually confined to the surface of most components and will have a dull, ______ appearance. In more advanced stages, the material will exhibit very hard surface hardness.

  1. Gray
  2. Black
  3. Brown
  4. White

Answer(s): A






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