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Question 56

Which of the following materials are susceptible to polythionic acid SCC?

    • Question 57

    Which of the following are affected by sulfidation?

    • Question 58

    Cavitation is best prevented by avoiding conditions that allow the absolute pressure to fall below the ___________ of the liquid or by changing the material properties.

    • Question 59

    Since all fuels contain some amount of sulfur, sulfuric and sulfurous acid __________ can occur if the metal temperature is below this temperature.

    • Question 60

    Most brittle failures occur:
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