Non-Destructive Testing (NDT): Surface and Internal Defects
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Questions and Answers

What type of emulsifier is used in Method B?

  • Solvent-based
  • Powder-based
  • Water-based
  • Oil-based (correct)

    • What is the maximum water pressure used for rinsing after emulsifier application in Method B and D?

  • 20 PSI
  • 50 PSI
  • 30 PSI
  • 40 PSI (correct)

    • What is the primary method of penetrant removal in Method C?

  • Rinsing with water
  • Hand wiping with a solvent-dampened rag (correct)
  • Using a dry powder developer
  • Applying an emulsifier

    • What type of inspection is Method C often applied for?

    <p>In-situ inspection of pipe welds</p> Signup and view all the answers

    What is the characteristic of the sensitivity level 1 in non-destructive testing?

    <p>Ultralow sensitivity</p> Signup and view all the answers

    What is the classification of Form a developer in non-destructive testing?

    <p>Dry powder</p> Signup and view all the answers

    What is the purpose of an emulsifier in the post-emulsifiable method?

    <p>To remove the penetrant</p> Signup and view all the answers

    What is the characteristic of Method C that makes it amendable to portability?

    <p>It is a solvent removable method</p> Signup and view all the answers

    What is the classification of Class (1) solvent remover?

    <p>Halogenated solvent remover</p> Signup and view all the answers

    What is the common application of Method B and Method D?

    <p>Removal of penetrant using emulsifiers</p> Signup and view all the answers

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