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NDT test 2
16問 • 2年前
  • Zachary Halycz
  • 通報

    問題一覧

  • 1

    What kind of test is tap testing?

    Acoustic testing

  • 2

    What types of defects does tap testing detect?

    Close to surface, debonding, delamination

  • 3

    Difference between good tap sound and bad tap sound

    Good tap sound = sharp Bad tap sound = dull or flat

  • 4

    What is the major restrictions for tap testing?

    Can only measure depth up to .080

  • 5

    What is the advantage of this test?

    Consistency of results

  • 6

    3 reason why mapping is important

    1. Track it for serviceability checks 2. Record the damage, fill out report 3. Locates where the damage is

  • 7

    What is the purpose of NDT?

    To detect or identify a damaged part through inspection and evaluation

  • 8

    What is the most important step and why?

    Pre cleaning and removal of contaminants

  • 9

    What action/ force allows the penetrant to seep into the part?

    Capillary force or action

  • 10

    What are 4 methods?

    1. Water washable 2. Post emulsifiable 3. Lipopholic 4. Solvent removable 5. Hydrophilic

  • 11

    What are three types of developers?

    1. dry powder 2. Aqueous 3. Solvent

  • 12

    What action does a developer utilize?

    Blotting

  • 13

    What is the dwell time?

    Time penetrant is left on part

  • 14

    Generally How long for developing time?

    10 minutes

  • 15

    What angle should you spray while washing off penetrant?

    45 degree angle

  • 16

    Why is there visual adaptation time when doing fluorescent inspection

    The eyes need 3 minutes to a adjust and dilate to the rooms darkness

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    問題一覧

  • 1

    What kind of test is tap testing?

    Acoustic testing

  • 2

    What types of defects does tap testing detect?

    Close to surface, debonding, delamination

  • 3

    Difference between good tap sound and bad tap sound

    Good tap sound = sharp Bad tap sound = dull or flat

  • 4

    What is the major restrictions for tap testing?

    Can only measure depth up to .080

  • 5

    What is the advantage of this test?

    Consistency of results

  • 6

    3 reason why mapping is important

    1. Track it for serviceability checks 2. Record the damage, fill out report 3. Locates where the damage is

  • 7

    What is the purpose of NDT?

    To detect or identify a damaged part through inspection and evaluation

  • 8

    What is the most important step and why?

    Pre cleaning and removal of contaminants

  • 9

    What action/ force allows the penetrant to seep into the part?

    Capillary force or action

  • 10

    What are 4 methods?

    1. Water washable 2. Post emulsifiable 3. Lipopholic 4. Solvent removable 5. Hydrophilic

  • 11

    What are three types of developers?

    1. dry powder 2. Aqueous 3. Solvent

  • 12

    What action does a developer utilize?

    Blotting

  • 13

    What is the dwell time?

    Time penetrant is left on part

  • 14

    Generally How long for developing time?

    10 minutes

  • 15

    What angle should you spray while washing off penetrant?

    45 degree angle

  • 16

    Why is there visual adaptation time when doing fluorescent inspection

    The eyes need 3 minutes to a adjust and dilate to the rooms darkness