Examen de Evaluación ASME SECTION V

1.-The correct filmside IQI designation for a weld that is 1.56" thicks is_________.

30

50

12

8

2.-A dark image of the "B" on a lighter background is___________.

acceptable

rejectable

sometimes rejactable

acceptable when OK ed by the inspector

3.-One of the procedural requirements for conducting PT is to address the processing details for______________.

keeping temperature within 50 to 125 °F

documenting results of examination

maximum light intensity

applying the penetrant

4.-The accurancy of a piece of magnetizing equipment that is equipped with an ammeter shall be verified____________.

each year

each two years

when pssoble

every 6 months

5.-When using fluorescent particles, the examiner shall be in a darkened area for a least__________ minutes prior to performing the examination.

7

10

9

5

6.-An MT field strength indicator is composed of___________ low carbon steel pie sections, furnace brazed together.

2

6

10

8

7.-Which of the following must be identified on a written Magnetic Particle Testing procedure?

NDE technician

temperature limitations set by particle manufacture

prod manufacture

last calibration date

8.-Certification of contaminants shall be obtained for all PT materials used on_________.

carbon steels

ferritic stainless steels

copper

austenitic stainless steels

9.-Black linght intensity shall be meansured with a _____________ when conducting fluorescent PT.

dark room mater

phot-meter

black light meter

none of the above

10.-What is the maximum prod spacing permitted when using the MT prod technique?

3"

8"

1 foot

6"

11.-D.C yokes may be used for detecting____________ discontinuities.

near surface

surface

volumetric

any

12.-How many total liquid penetrant techniques are listed in ASME V?

4

6

2

1

13.-Prior to examination using PT, each adjacent surface shall be cleaned within at least________ of the area to be examined.

1"

1.5"

2"

3"

14.-Watre washable penetrant shall be removed with a __________.

steam spray not to exceed 50 psi and 125°F

water spray not to exceed 50 psi and 110°F

emulsifier not to excced 60 psi

solvent

15.-Emulsification time shall not exceed_________ minutes, unless other times have been qualified by actual test.

5

10

15

none of the above

16.-Densitometers shall be calibrated by verification with a calibrated_________.

densitometer

step wedge Calibration Film

Light Meter

Transmission monitor

17.-For the MT Prod technique the minimum amo/in. Of current for a section thickness of 1/2" is:?

1000 amp/in.

90 amp/in.

125 amp/in.

200 amp/in.

18.-Parts are demagnetized to remove residuak magnetization __________ the examination.

before

after

at least once during

throungh out

19.-When a penetrant test cannot be conducted betwwen 40°F- 125°F, what must be done, per ASME V?

the procedure must be cualified at the proposed test temperature

the surface must be re-cleaned

the test cannot be conducted

none of the above

20.-The sulfur content of a penetrant residue is measured to be less than .0025g. This material is accpetable for use on:

nickel-base alloys

carbon steel

ferritic steel

all of the above

21.-All indications are to be evaluated in accordance with__________.

ASME VIII

ASME V

the rererencing Code section

the written procedure

22.-Dry particle MT shall not be performed is the surface tenperature of the part exceeds____________.

500 F

those set by the particle manufacturer

60 F

50 F

23.-The ammeter on MT equipment shall not vary by more than_________ of full scale.

plus or minus 10%

10 amps

plus or minus 1%

5 amps

24.-Wire diameter 0.032 in. Is common to which of the following ASTM SETS:

A & B

C & D

B & C

none of the above

25.-Surfaces may be dried after preparation for PT examination by:

normal evaporation

forced Hot Air

forced Cold Air

all of the above

26.-A______________ is a device used to determine the required sentitivity of a radiograph.

a step wedge comparison film

a densitometer

an IQI

a sizemometer

27.-In accordance with Section V, intensifying screens:

can always be used if screens are on source side

may be used when performing radiographic examination in accordance with Article 2

can never be used

can be used only with Type 1 film

28.-A single film technique was used to make a radiographic using a Cobalt-60 source. The minumum permitted density in the area of interest is:

4

1.8

2

1.3

29.-A radiograph is made using an X-ray source, and two films in each film holder. If the film is to be viewed separately the minimum permitted density would be:

4

1.8

2

1.3

30.-A weld with a nominal thickness of 1.5 inch is to be rediographed using a film side IQI. The IQI designation should be:

25

30

35

both a and b are acceptable?

31.-Which of the following is used to detect both surface and near surface flaws?

liquid penetrant testing?

magnetic particle testing?

visual examination?

pneumatic testing?

32.-What is a densitometer used to determine?

magnetic flux

decibels

density

weight

33.-All MT examinations will be conduced with sufficient over lap to assure an minimum of_________ coverage?

99%

100%

80%

90%

34.-Liquid penetrant testing is captable of detecting:

elongated slag inclusions

surface discontinuities

subsurface laminations

any of the above

35.-Which of the following inspection techniques require visual examination of the test specimen during testing?

readiography testing

ultrasonic testing

magnetic particle

eddy current

36.-Penetrameters are used:

to measure thickness of a weld

to check the image quality of the radiograph

to measure the weld reinforcement

to check for back scatter

37.-In radiography the purpose of a shim is to:compensate for the excess thickness throungh the weld relative to the base material when the penetrameter is placed adjacent to the weld

level the piece being radiographed

compensate for the excess thickness throungh the base metal

change the density from 2.0 to 2.6

38.-Shims are made from which of the following:

any carbon steel material

material which is a radiographically similar to the weld material

austenitic stainless steel type 304

material which is radiographically similar to the base material

39.-If in viewing radiographs a light letter "B" indicates:

nothing

the radiograph is better than most

the radiograph may have been demaged by chemicals when processing

the protection from backscatter is insufficient

40.-Which of the following inspection methods is principally used to determine surface defects:

radiography

ultrasonic

liquid penetrant

eddy current

41.-Which of the following applies when qualifying a penetrant precedure lower than 50°F?qualifying at a temperature lower than 50°F qualifies from the lower temperature to 50°F

qualifying at the upper and lower ranges to be used temperature

qualifying at a temperature lower than 50°F qualifies from the lower temperature to 125°F

qualifying at any temperature between 50°F and the lower temperature

42.-An ASTM wire penetrameter has been used in the radiographic examination of a vessel seam if the weld is 2 in. Thick and placed on the source side, the required wire diameter is___________.

0.04

0.032

0.025

0.25

43.-When performing a radiograph of a weld on a vessel seam, where should the lead letter B be placed?

on the front of the film holder

on the outside surface of the vessel

on the back of the film holder

on the inside surface of the vessel

44.-SE-797 is limited to which of the following maximum temperature?

500°F

700°F

200°F

1000°F

45.-UT instruments are divided into three groups, one of these is:

direct thickness readount

flaw detectors whitout URT readout

flaw detectors with screen readout

direct thickness readout with CRT screen

46.-What is the lead symbol "B" used to determine during radiography examination?

the grade of film used

that the best film is being used

if backscatter radiation is exposing the film

if there is adequate backscatter radiation exposing the film

47.-Which of the following is not usually found a radiographic report?

film brand or designation

minimum source to film distance

name of the IQI manufacturer

effective focal spot size

48.-When using fluorescent penetrant the examiner shall be in the darkened area for at least__________ prior to performing the examination

5 minutes

1 minute

15 minutes

10 minutes

49.-When radiographing a vessel, where are location markers to be placed which are to appear as images on a radiographic film when the source to material distance is greater than the inside radius:

source side

film side

either source

neither side

50.-When the density of the radiograph varies by more the minus______% or plus______% from the density through the body of the hole IQI within the minimum/maximum allowable density ranges specified then an additional IQI shall be used

15, 40

20, 30

15, 30

30, 30

51.-The __________________ is responsibile for examination equipment calibration records.

manufacturer

NDE technician calibrates his own equipment

company that manufactures the NDE equipment

authorized inspector

52.-At least_________ copy(ies) of an NDE procedure must be available to the manufacturers nondestructive examination personnel at the work site.

two

one

none

there is not requirement

53.-The difference between an inspection and an examination per Section V of the ASME Code is:

inspections are non NDE functions, other Q.C. functions are examinations

"examinations" are performed bye the Al

"inspections" are performed by the manufacturer s personnel

examinations are performed by the manufacturer s personnel & inspections are performed by the Al

54.-On the four step standardization block fQr SE-792 what is the thickness of the third step?

1.000 in.

0.750 in

0.250 in

1.500 in

55.-Which of the following is not part of the minimum content of a written radiographic preocedure?

type of screens used if any

type of emulsion used

film brand & designation

maximum X-ray voltage or isotope used

56.-How can compliance with a written radiographic procedure be demonstrated?

by showing the film to the A.I.

be confirming the accurancy of the radiographs with welder or welding foreman

bye verifying the proper density and demostrating the IQI image requirements

bye demostrating the required sentitivity by showing the "3T" hole in a hole typpe IQI

57.-What finished surface is required of butt welds?

all surface cracks must run vertically in the center

all surface cracks must run horizontally in the center

the must not have any irregularities or contours than will mask defects or interfere with interpretationthey must not have any undercut or pinholes that will mask defects interfere with interpretation

58.-One reason for a system of radiographic film identification is:

to identify the film manufacturer

so the location of defects will be traceable to the weldment

to keep track of how much film is used for billing purposes

so the welders will know where to have the film placed by the radiographer

59.-What type films is to be used for radiographs?

kodak +

polaroid XXX

industrial radiography film

any of the above

60.-IQI s may be what types?

wire

hole

slit

1 & 2 above

61.-Viewing facilities for the radiographs shall_______________________________.

be small, warm and confortableenough for afternoon naps

have adjustable lighting with variable temperature control for film storage

be bright and airy with lots or ferns and plants

subdued background lighting that will not cause glare on the film

62.-The direction of the central beam of radiation should be____________ the area of interest whenever practical.

as close as possible to

centered on

no more than 18" from

at least 36" from

63.-Where are the hole type IQI(s) normally placed?

in the center of the weldment

adjacent to the weld but not in the area of interest

on the film side

outside the area of interest

64.-What designation is used to indicate the IQI is on the film side?

it is only noted on the radiographic report-there is no other designation used

the welder noted it on the weld map

the IQI may not be placed on the film side

a lead letter "F" placed next to or on the

65.-How many IQI s should appear on each radiograph?there must always be one on every radiograph and it the must appear as a radiographic imagethere must always be one on every radiograph but it need not appear as a radiographic image

there must always be two on every radiograph and it must appear as a radiographic imageit depends on the configuration used to set up the shot (panoramic multifilm, single shots, etc…)

66.-Shims may be placed under IQI s to simulate weld reinforcement to assure the density in the area of interest is not less than__________lighter than the density throungh the IQI.

10%

25%

15%

5%

67.-Which the following blemishes is permittd on the filmas a long as they do not interfere with interpretation and do not mask or become confused with discontinuities in the area of interest?

fogging & false indications from defective screens

scratches, crimps,static marks & dirtiness

processing defects such as streaks & water marks

all of the above

68.-The basic minumum density requirements for single film viewing are:

1.8 for film made with an isotope and 2.0 for film made with an X-ray machine

4.0 for film made with an isotope and 4.0 for film made with an X-ray machine

2.0 for film made with an isotope and 1.8 for film made with an X-ray machine

no more than 25% lighter in any area than the density in the darkest area

69.-What are the essential indications of sensitivity for image quality of a radiograph?

display of the "1T" hole

clearly visible location markers

display of the specified hole or wire of the IQI used

proper density variations

70.-Which of the following information is not required to be included in the documentation accompanying the radiographs:

minimum source to film distances and film brand & designation

number of exposure & film identification

isotope & effective focal spot sizes

development time & exact shim material specifications

71.-When the radiographs are presented to the Autorized Inspector______________________________________.

he will interpret them and indicate the disposition of each film on the report

he will view them only after a good luch paid for by the NDE technician

the amnufacturer will have interpreted all the film and will have indicated the disposition of each on the report and will have also included all the other information required to be on the reportthe radiographs will be marked with a permanent marker or by other means to indicate which technician processed them

72.-For measuring thin sections which type of search init is generally used?

highly damped, high frequency

highly attenuated, low frequency

highly damped, low frequency

5 MHz single element

73.-When calibrating a UT instrument using Case II , what minimum number of test blocks should be used when the instrument must be completely calibrated with the delay line search init?

3

4

2

1

74.-Which type of search unit may be used effectively with rough surface conditions?

delay line single element

direct contact single element

dual search unit

direct contact double element

75.-When measuring materials at high temperatures the readings are high by a factor of:

1% per 50°F

1% per 10°F

5% per 50°F

1% per 100°F

76.-Which following is not a type of discontinuiy liquid penetrant examination is effective in detecting.

cold shuts & laminations

sbsurface cracks

pinholes

seams

77.-Which of the following need not be included in a Liquid penetrant procedure?

post examination cleaning details

materials, shapes & sizes to be examined

temperature of penetrant after the examination

processing datails for removal of excess penetrant

78.-Revisions to PT procedures would be required if there is

a change in the post examination cleaning technique

a change or substitution in type or family of penetrant materials

a change or substitution is made in the precleaning materials or process

all of the above

79.-What materials require the use of tested and certified liquid penetrants as to the contaminants in the penetrant?

carbon steels with > 3% chrome

aluminum

nickel base alloys & titanium

copper

80.-What condition must the surface to by examined be in the prior to conducting the examination?

dry & free of all remedial demagnetization effects

dry & free of any grease, lint or scale for 1" on all sides of the area to be methods

free of all subsurface defects previously detected by other methods

dry & free of extraneous matter for 2" on all sides of the area to be examined

81.-The minimum period of drying time after initial cleaning is_____________.at least 5 minutes to assure that all the cleaning solution has evapored prior to applying the penetranta minimum time established to assure that all the cleaning solution has evaporated prior to applying the penetrantat least 15 minutes to assure that all the cleaning solutions has evaporated prior to applying the penetrantat least 10 minutes to assure that all the cleaning solution has evaporated prior to applyng the penetrant

82.-Without special qualification penetrant testing can be performed between______________.

50 degress F to 125 degress F

60 degress F to 125 degress F

72 degress F to 130 degress F

50 degress F to 130 degress F

83.-Fluorescent penetrant examination shall not follow__________________.

UT thickness measurement

radiography because the residual radiation will cause false indications

eddy current examination

color contrast PT examination

84.-Water washable and post emulsifying penetrants may be dried using circulated air as lon as the surface of the part does not exceed:

100 degress F

110 degress F

212degress F

125 degress F

85.-How shall PT indications be evaluated per ASME Article 6?

per universal acceptance standards in ASNT SNT-TC-1A

in terms of the acceptance standards of the referencing code section

per the specific requirements in appendix N. 5.3 of API-789

per the ower/user procedures NDE

86.-Five typical discontinuities detectable by magnetic particle method are:

seams, low carbon content, cold shuts, laminations, and bad developing

cracks, caustic embrittlement, seams, and silicon isotope matrix syndrome

excessive weld seam reinforcement, cracks, cold shuts, seams, and low viscosity

cracks, laps, seams, cold shuts and laminations

87.-What is the magnetic particle examination medium?

the surfaces of ferromagnetic work pieces

dry, wet or fluorescent ferromagnetic particles

any type of small metal particles

high iron content enamel or latex coatings

88.-If coatings are left in place during MT examination________________________.

the particles used must be the same color as the coating

coatings are not allowed to be left in place-all coatings must be removed

the procedure must be demonstrated as capable of detecting indications through the

maximum thickness of the coating appliedall indications must be verified with penetrant examination in addition to the magnetic particle examination

89.-What type of discontinuity is the magnetic particle method most sentitive to?

subsurface discontinuities

slag inclusions not open to the surface

linear discontinuities perpendicular to the lines of flux

high nickel alloy weld defects

90.-The intensity of the black ligh used shall be minumum of:

800 µw/cm² 12" from the surface of the part being examined

600 µw/cm² on the surface of the part being examined

1800 µw/cm² 18" from the surface of the part being examined

1000 µw/cm² on the surface of the part being examined

91.-Magnetic field strength may be verified on all techniques except prod and yoke by using_____________.

an amp meter to determine if the field is within ± 10% of full scale

the proper IQI manufactured using all magnetically identical materials

an ohm meter to determine if the field is within ± 5% of full scale

magnetic particle field indicator

92.-AC yokes must be able to lift_________ pounds at a maximum spacing of_____________.

40 pounds at the maximum spacing to be used during examinations

10 pounds at a maximum spacing of 18 inches or 1 1/2 feet

40 pounds at a maximum spacing of 1.5 times the length of the yoke legs

10 pounds at the maximum spacing to be used during examiantions

93.-MT equipment with ammeters must be calibrated to a standard___________

supplied by the MT equipment manufacturer

supplied by the ISO MT standards committee

traceable to a national standard

welded by qualified welder or welding operator qualified in accordance with Section V

94.-What is the area of wire identity number 16?

0.008 sq.in.

0.320 sq.in.

0.049 sq.in.

1.000 sq.in.

95.-What would be the equivalent 4T hole-Type designation if the 2T hole-Type designation is # 20?

30

20

15

40

96.-Densitometers shall be calibred at least every_____ days.

120

180

90

365

97.-Periodic calibration verifications shall be performed on densitometers?

beginning of each shift

after 8 hours of continuous use

after change of apertures

whichever of the abovw occurs first

98.-Wire diameter 0.008 in.has a wire identity of?

#11

#21

#5

#6

99.-Direct visual examination may usually be made when access is sufficient to place the eye within__________ of the surface to be examined.

12 inches

24 inches

6 inches

3 feet

100.-Which of the following is a technique used for visual examination of metal pipe?

translucent

direct visual

remote visual

number 2 & 3

101.-All dial indicating gages shall be calibrated at least___________ when in use?

eery six months

once a year

wheneverit is felt necessary

never

102.-The soak time for the bubble test-direct pressure technique is at least_____ minutes.

5

10

30

15