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Exam API-571 All Questions

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Exam API-571 topic 1 question 1 discussion

Actual exam question from API's API-571
Question #: 1
Topic #: 1
[All API-571 Questions]

__________ is a change in the microstructure of certain carbon steels and 0.5 Mo steels after long term operation in the 800º F to 1100º F range.

  • A. Graphitization
  • B. Softening
  • C. Temper Embrittlement
  • D. Creep
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Suggested Answer: A 🗳️
by ahmadmm at Sept. 4, 2023, 4:08 a.m.

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ahmadmm
1 year, 4 months ago
Graphitization is a change in the microstructure of certain carbon steels and ½Mo steels after long-term operation in the 800 °F to 1100 °F (425 °C to 595 °C) range
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