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api 570 > API V > Flashcards

API V Flashcards

1
Q

Examination records shall include the following information as a minimum:

A

(1) date of the examination
(2) name and/or identity and certification level
(3) identification of the weld, part, or component examined including weld number, serial number, or other identifier
4) examination method, technique, procedure identification, and revision
(5) results of the examination

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2
Q

difference between inspection and examination?

A

INSPECTION: functions performed by the Inspector,

EXAMINATION - applies to those quality control functions performed by personnel employed by the organization.

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3
Q

lead symbol “B” for RT should be placed where?

A

attached to the back of each film holder

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4
Q

What is IQI stand for

A

Image quality indicator

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5
Q

2 Types of IQI?

A

wire and hole type

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6
Q

how often should Densitometers be calibrated

A

at least every 3 months

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7
Q

what is a Densitometers

A

device for measuring the optical density

of radiograph film.

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8
Q

step wedge:

A

a device with discrete step thickness increments / used to obtain an image with discrete density step values.

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9
Q

What to use to calibrate densitometers? (2)

A

national standard step tablet or a step wedge calibration film

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10
Q

When is the densitometer is acceptable if the density readings…..

A

do not vary by more than ±0.05 density

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11
Q

when to verify densitometers?

A

beginning of each shift, after 8 hr of continuous use

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12
Q

2 type of RT technique?

A
  1. single wall

2. double wall

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13
Q

where is the placement of location markers?

A

placed on the part, not on the exposure holder/cassette

/ source side

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14
Q

The IQI(s) shall be placed on the

A

source side of the part

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15
Q

When the IQI not practical to be placed in the source side? and what letter to put?

A

Film side , with A lead letter “F” shall be placed adjacent to or on the IQI(s), but shall not mask the essential hole where hole IQIs are used.

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16
Q

Where to place the hole IQI?

A

adjacent to or on the weld.

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17
Q

The lead letter “F,” shall not be place

A

be in the area of interest, except when geometric configuration makes it impractical.

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18
Q

All radiographs shall be free

A

from mechanical, chemical, or other blemishes to the extent that they do not mask and are not confused with the image of any discontinuity

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19
Q

density limitation for single film view with X-ray?

A

1.8 minimum for single film view for radiographs made with an X-ray source , max is 4.0

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20
Q

density limitation for single film view with gamma ray?

A

2.0 minimum for radiographs made with a gamma ray source max is 4.0

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21
Q

density limitation for composite viewing (min/max)

A

minimum density of 1.3 ,max is 4.0

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22
Q

density allowable variation (%), ) (- / +)

A

vary by more than minus 15% or plus 30% through the IQI

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23
Q

when shim are used what is the density variation allowed?

A

the plus 30% may be exceeded, the minimum density requirements do not apply for the IQI,

if needed, so that the radiographic density throughout the area of interest is no more than minus 15% from (lighter than) the radiographic density through the designated IQI adjacent
to the essential hole

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24
Q

where are shims placed?

A

shall be placed between the part and the IQI,

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25
Q

The organization shall prepare and document the radiographic technique details. As a minimum, the following information shall be provided.

A

(a) the requirements of Article 1, T-190(a)
(b) identification as required by T-224
(c) the dimensional map (if used) of marker placement
(d) number of radiographs (exposures)
(e) X-ray voltage or isotope type used
(f) source size (F in T-274.1)
(g) base material type and thickness, weld thickness,weld reinforcement thickness, as applicable
(h) source-to-object distance (D in T-274.1)
(i) distance from source side of object to film (d inT-274.1)
(j) film manufacturer and their assigned type/designation
(k) number of film in each film holder/cassette
(l) single- or double-wall exposure
(m) single- or double-wall viewing

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26
Q

when is back scatter consider unacceptable?

A

if a light image of the “B,” appears on a darker background of the radiograph,

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27
Q

RT-what type of identification is needed? (3)

A
  1. Manufacturer’s symbol or name and
  2. the date of the radiograph ,
  3. and permanent identification
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28
Q

What to use to verify the film density? (2)

A
  1. densitometer

2. step wedge comparison film

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29
Q

RT/ Liquid penetrant/MT/VT examination shall be performed in accordance

A

with a written procedure

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30
Q

Prior to each liquid penetrant examination, the surface to be examined and all adjacent areas within at least __________ shall be dry and free of all dirt, grease, lint, scale, welding flux, weld spatter, paint, oil,

A

1 in. (25 mm)

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31
Q

After cleaning, drying of the surfaces to be examined shall be accomplished by (2)

A

normal evaporation or with forced hot or cold air

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32
Q

the 3 penetrant processes:

A

(a) water washable
(b) post-emulsifying
(c) solvent removable

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33
Q

temp requirement of penetrant?

A

not be below 40°F (5°C) nor above 125°F (52°C)

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34
Q

Light meters, both visible and fluorescent (black) light meters, shall be calibrated __(2’)__. and what it has not been in use for +1 years

A
  1. at least once a year or whenever the meter has been repaired.
  2. calibration shall be done before being used.
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35
Q

max dwell time of penetrant

A

2 hours

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36
Q

steps of LP (4)

A
  1. clean
  2. apply penetrant
  3. clean excessive
  4. apply developer
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37
Q

can the penetrant be allowed to be dried?

A

no –> REdo

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38
Q

2 types of penetrant?

A
  1. color

2. flourensent

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39
Q

type of developer to use with color ?fluorescent?

A
  1. Only a wet developer

2. a wet or dry developer may be used.

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40
Q

Developing time for final interpretation begins immediately for dry and wet?

A

dry –>immediately

wet –> as soon as coating is dry

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41
Q

Time requirements for final interpretation (PT)

A

shall be made not less than 10 min nor more than 60 min after the requirements

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42
Q

With a color contrast penetrant, the developer forms a reasonably uniform white coating. Surface discontinuities are indicated by bleed-out of the penetrant which is normally a (color)…?

A

deep red color that stains the developer.

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43
Q

Light requirement for color contrast penetrant?

A

The minimum light intensity shall be 100 fc (1 076 lx).

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44
Q

Fluorescent requirement for both LP/MT

A

a) It shall be performed in a darkened area with a max ambient white light level of 2 fc (21.5 lx)
(b) Examiners shall be in a darkened area for at least 5 min prior to performing examinations
(c) The examination area shall be illuminated with UV-A lights that operate in the range between 320 nm and 400 nm.
(d) UV-A light shall achieve 1000 μW/cm2 on the surface of the part being examined throughout the examination.

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45
Q

For each examination, the following information shall be recorded:

A

(a) the requirements of Article 1, T-190(a);
(b) liquid penetrant type (visible or fluorescent);
(c) type (number or letter designation) of each penetrant, penetrant remover, emulsifier, and developer used;
(d) map or record of indications per T-691;
(e) material and thickness, and;
(f) lighting equipment

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46
Q

for LP, Rejectable indications shall be recorded. As a minimum, (3)

A
  1. type of indications (linear or rounded),
  2. location and
  3. extent (length or diameter or aligned) shall be recorded.
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47
Q

Prior to magnetic particle examination, the surface to be examined and all adjacent areas within at least _____ shall be dry and free of all dirt, grease, lint,
scale, welding flux and spatter, oil, or other extraneous matter that could interfere with the examination.

A

1 in. (25 mm)

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48
Q

2 type of magnetizing current shall be used

A

Direct or rectified

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49
Q

. The current shall be max/min for greater than 3/4” thickness

A

100 (min) amp/in. (4 amp/mm ) to 125 (max) amp/in. (5 amp/mm) of prod spacing for sections 3 /4 in. (19 mm) thick or greater.

50
Q

. The current shall be max/min for less than 3/4” thickness

A

90 (min) amp/in. ) to 110 (max) amp/in. (5 amp/mm) of prod spacing for sections

51
Q

Prod spacing shall not exceed___, and min?

A

8 in. (200 mm). / 3”

52
Q

The prod tips shall be kept

A

clean and dressed.

53
Q

yoke technique type of current? (3)

A

alternating or direct current electromagnetic yokes, or permanent magnet yokes

54
Q

Magnetizing equipment with an ammeter

shall be calibrated , and what it has been in use for +1 years

A
  1. at least once a year or whenever the meter has been repaired.
  2. calibration shall be done before being used.
55
Q

The accuracy of the unit’s meter shall be verified _________by equipment
traceable to a national
standard.

A

annually

56
Q

Light meters shall be calibrated at least_____or whenever a meter has been repaired, and what it has been in use for +1 years

A
  1. at least once a year or whenever the meter has been repaired.
  2. calibration shall be done before being used.
57
Q

Each alternating current electromagnetic yoke shall have a lifting power of at least

A

10 lb

58
Q

Each direct current or permanent magnetic yoke shall have a lifting power of at least

A

40 lb

59
Q

Each weight shall be weighed with a scale from a reputable manufacturer and stenciled with the applicable nominal weight PRIOR TO 1st use. A weight need only be verified again if

A

damaged in a manner that could have caused potential loss of material.

60
Q

If the open circuit voltage of the magnetizing current source is greater than 25 V, lead, steel, or aluminum (rather than copper) tipped prods are recommended to avoid

A

copper deposits on the part being examined

61
Q

At least____ separate examinations shall be performed on each area. (MT)

A

two

62
Q

ferromagnetic particles used in an examination medium can be either __(2)__, and may be either __(2)___

A

wet or dry / fluorescent or nonfluorescent.

63
Q

Dry Particles. The magnetizing current shall remain on while

A

the examination medium is being applied and while any excess of the examination medium is removed

64
Q

Wet Particles. The magnetizing current shall be turned on

A

after/before the particles have been applied.

applied during
the application of magnetizing current if they are not
applied directly to the examination area

65
Q

The interpretation shall identify if an indication as

A

false, nonrelevant, or relevant.

66
Q

For each examination, the following information shall be recorded: (MT)

A

(a) the requirements of Article 1, T-190(a)
(b) magnetic particle equipment and type of current
(c) magnetic particles (visible or fluorescent, wet or dry)
(d) map or record of indications per T-792
(e) material and thickness
(f) lighting equipment

67
Q

min light for Visible (Color Contrast) Magnetic Particles.

A

minimum light intensity shall be 100 fc (1 076 lx).

68
Q

essential variable shall require

A

requalification of the written procedure by demonstration.

69
Q

Personnel shall have an annual vision test capable of reading standard ________

A

J-1 letters on standard Jaeger test type charts for near vision.

70
Q

Direct visual examination may usually be made when access is sufficient to place the eye within _____ of the surface to be examined and at an angle not less than_________ to the surface to be examined.

A

24 in./ 30 deg

71
Q

the minimum light intensity shall be (for VT)

A

100 fc

1 076 lx

72
Q

(a) A written report of the examination shall contain the following information:

A

(1) the date of the examination
(2) procedure identification and revision used
(3) technique used
(4) results of the examination
(5) examination personnel identity, and, when required
by the referencing Code Section, qualification level
(6) identification of the part or component examined

73
Q

leak test gauge requirements

A

dial(s) graduated over a range of approximately double the intended maximum pressure, but in no case shall the range be less than 1 1 /2 nor more than four times that pressure

74
Q

Sealing materials shall be tracer gas

A

free.

75
Q

All dial indicating and recording type gages used shall be calibrated against a standard deadweight tester, a calibrated master gage, or a mercury column, and recalibrated at least_________

A

once a year,

76
Q

(Non)reservoir shall be calibrated with discharge (2)

A

either to vacuum or

to an air environment of 1 atm (101 kPa absolute) to match the test application or instrument type.

77
Q

Reservor vs Nonreservoir Leak Standard?

A

Reserovir does have tracer gas connected to the leak

Non Reserovir does not have an inherent supply of tracer gas.

78
Q

The test report shall contain, as a minimum, the following information as applicable to the method or technique: (leak test)

A

(a) date of test
(b) certified level and name of operator
(c) test procedure (number) and revision number
(d) test method or technique
(e) test results
(f) component identification
(g) test instrument, standard leak, and material
identification
(h) test conditions, test pressure, tracer gas, and gas
concentration
(i) gage(s) — manufacturer, model, range, and identification
number
(j) temperature measuring device(s) and identification
number(s)
(k) sketch showing method or technique setup

79
Q

The bubble forming solution and immuersion shall be compatible with the ______of the test conditions.

A

temperature

80
Q

Water or another compatible solution shall be used for_____

A

for the bath.

81
Q

soak time?

A

Prior to examination the test pressure shall be held for a minimum of 15 min

82
Q

surface temp requirements

A

40F to 125F

83
Q

The presence of continuous bubble growth on the surface of the material indicates

A

leakage

84
Q

When leakage is observed, the location of the leak(s) shall be

A

marked.

85
Q

double wall viewing size limit?

A

3.5” and smaller

86
Q

double wall , 2 viewing types

A

single / double viewing

87
Q

double wall - single wall viewing min exposure and deg?

A

min 3 exposure and 120 deg.

88
Q

The wire IQI(s) shall be placed

A

ON the weld so that the lengths of the wires are transverse(perpendicular) to the longitudinal axis of the weld

89
Q

when performing PT , what must be verified?

A

manufacturer certificate of contaminants for all lp

90
Q

a fluorescent should not follow

A

a color

91
Q

The thickness on which the IQI is based is the nominal single-wall material thickness plus

A

the weld reinforcement thickness (x2 if butt weld)

92
Q

What is ANST SNT-TC-01A

A

document for qualification and cert for NDE personnel

93
Q

pulse-echo method at temperatures not to exceed

A

200F

94
Q

Thickness-measurement instruments are

divided into three groups:

A

1) Flaw detectors with an A-scan display readout,
(2) Flaw detectors with an A-scan display and direct thickness readout, and
(3) Direct thickness readout

95
Q

Flaw detectors with A-scan display readouts display

A

time/amplitude information

96
Q

Flaw detectors with numeric readout are a combination

A

pulse ultrasound flaw detection instrument with an A-scan display and additional circuitry that provides digital thickness information.

97
Q

from steel walls having elevated temperatures is high by a factor of about 1 % per

A

55°C [100°F)

98
Q

LP for what kind of discontinuoty?

A

surface

99
Q

UT for what kind of discontinuoty?

A

surface and subsurface

100
Q

MP for what kind of discontinuoty?

A

surface and sub subsurface

101
Q

RT for what kind of discontinuoty?

A

surface and subsurface

102
Q

intermixing penetrant materials is …

A

not allowed

103
Q

light image B on a dark background

A

reject

104
Q

closure welds

A

QUTE / industrial qualified UT angel beams

105
Q

temp limit for MP for dry particles

A

set by manufactuer

106
Q

B should be

A

7/16 and 1/16

107
Q

hardness test for

A

plasticity

108
Q

excessive back scatter =

A

light B on dark background

109
Q

yoke/prod is placed

A

parrell to weld to detect transverse discontinuities

110
Q

MT max sensitivity

A

is when flux is perpendicular to the discontinuity

111
Q

weight should be stenciled with the applicable nominal weight prior

A

to first use

112
Q

what to use to test direction of magnetic flux

A

pie gauge

113
Q

face

A

exposed surface pf a weld on the side from which welding was done

114
Q

double wall -double wall exposure and degree?

A

2 exposure / 90 deg

115
Q

double wall super imposed exposure and degree?

A

3 exposure / 60/120deg

116
Q

during calibration for contact UT what must the temperature of the calibration block must be with what temp?

A

within 25F

117
Q

A lead symbol “B,” shall be attached to the back of each film holder during each exposure
to determine if backscatter radiation __________

A

is exposing the film.

118
Q

a shim of material ______to the weld metal shall be placed between the part and the IQI

A

radiographically similar

119
Q

when perform thickness measurement the reference block should be (2)

A

known velocity OR same material

120
Q

The magnetizing power of yokes shall be verified

__(___the yoke is used. OR

A

prior to use each day OR when it is damaged/repaired

121
Q

dial indication pressure gauges should be calibrated

A

any time there is a reason to believe there is an error

122
Q

max interval for checking the light intensity of a blacklight?

A

prior to use

api 570 (17 decks)

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