Article - 6 (PT) Flashcards Preview

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Flashcards in Article - 6 (PT) Deck (13):
1

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

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

2

Prior to each liquid penetrant examination, the surface
to be examined and all adjacent areas within at least ______

1 in. (25 mm)

3

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

40°F (5°C) - 125°F (52°C)

4

______________examination shall not follow a color contrast penetrant examination

Fluorescent penetrant

5

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

not permitted

6

Light meters, both visible and fluorescent (black) light
meters, shall be calibrated at least ________ or whenever the meter has been repaired

once a year

7

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

being used

8

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

2 hr

9

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

2 times

10

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

50 psi (350 kPa) - 110°F (43°C).

11

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

10
60

12

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

5 min

13

Temperature Limitations. Particles shall be used
within the temperature range limitations set by the __________of the particles

manufacturer