Article - 6 (PT) Flashcards

1
Q

The user of this Article shall obtain certification of contaminant content for all liquid penetrant materials used on ___________________

A

nickel base alloys, austenitic or duplex stainless steels, and titanium

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2
Q

Prior to each liquid penetrant examination, the surface

to be examined and all adjacent areas within at least ______

A

1 in. (25 mm)

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3
Q

As a standard technique, the temperature of the penetrant and the surface of the part to be processed shall not be below ______ nor _______ above throughout the examination period

A

40°F (5°C) - 125°F (52°C)

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4
Q

______________examination shall not follow a color contrast penetrant examination

A

Fluorescent penetrant

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5
Q

Intermixing of penetrant materials from different families or different manufacturers is __________________

A

not permitted

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6
Q

Light meters, both visible and fluorescent (black) light

meters, shall be calibrated at least ________ or whenever the meter has been repaired

A

once a year

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7
Q

If meters have not been in use for one year or more, calibration shall be done before_______

A

being used

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8
Q

The maximum dwell time shall not exceed ______ or as qualified by demonstration for specific applications

A

2 hr

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9
Q

For temperatures from 40°F (5°C) up to 50°F (10°C), minimum penetrant dwell time shall be _____ the value listed.

A

2 times

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10
Q

Excess water washable penetrant shall be removed with a water spray. The water pressure shall not exceed _______ , and the water temperature shall not exceed __________

A

50 psi (350 kPa) - 110°F (43°C).

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11
Q

Final interpretation shall be made not less than ____ min nor more than ____ min

A

10

60

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12
Q

Examiners shall be in a darkened area for at least ______ prior to performing examinations to enable their eyes to adapt to dark viewing

A

5 min

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13
Q

Temperature Limitations. Particles shall be used

within the temperature range limitations set by the __________of the particles

A

manufacturer

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