ASME SECTION V Q&A Flashcards
A filmside IQI can be used for:
inaccessible welds ( unable to hand place a source IQI)
A dark image of the “B” on a lighter background is _______________
Acceptable
One of the procedural requirements for conducting PT is to address the processing details for
A. Post-examination cleaning
B. Pre-examination cleaning
C. Apply the penetrant
D. All of the above
Non-aqueous developer shall be applied to a _____________.
dry surface
The accuracy of a piece of magnetizing equipment that is equipped with an ammeter shall be
verified______________________.
each year
A wire IQI shall be placed ___________ the weld, with the wires _________ to the weld
only perpindicular
A field indicator is composed of ________ low carbon steel pie sections, furnace brazed together.
8
The magnetizing current must be identified on the written MT procedure.
type,amperage
Certification of contaminants shall be obtained for all PT materials used on ___________.
austenitic stainless steels
Black light intensity shall be measured with a ______________when conducting fluorescent PT
black light meter
When should a densitometer be calibrated as a minimum?
every 90 days
The location markers required by ASME V are required __________________.
appear as radiographic images
When using fluorescent penetrant, the examiner shall be in a darkened area for at least ______
minutes prior to performing the examination.
5
D.C. yokes may be used for detecting _________________discontinuities, per ASME V?
surface
When coatings are applied to enhance contrast, the procedure must be demonstrated that
indications ______________________.
Can be detected through the coating
How many total liquid penetrant techniques are listed in ASME V?
6
Prior to examination, each adjacent surface shall be cleaned within at least ______” of the area
to be examined.
1’’
Water washable penetrant shall be removed with a water spray not exceeding _____ and _____.
50 psi,110f
Densitometers shall be calibrated by verification with a calibrated______________.
Step Wedge Film
When using a hydrophilic emulsifier versus a lipophilic emulsifier and intermediate step that must be
taken is:
pre-rinsing with water
When a PT test cannot be conducted between 50° - 125°F, what must be done, per ASME V?
The procedure must be qualified.
The double wall viewing technique is limited to what sizes?
3.5” OD or less.
All PT indications are to be evaluated in accordance with_____________________.
The referencing Code section
The scope of the ASME Boiler and Pressure Vessel Code, Section V includes:
How to perform NDE to achieve a desired result
SE 797 is applicable to _____________________.
any material in which ultrasonic waves will propagate at a constant velocity
An IQI is used on a DWE/DWV. The IQI selection is based on___________.
The single wall thickness and weld reinforcement
A suitable means for applying penetrant is:
A. Dipping
B. Brushing
C. Spraying
What materials require the use of tested and certified liquid penetrants as to the contaminants in
the penetrant?
A. Nickel alloys
B. Austenitic stainless steel alloys
How shall indications be evaluated, i.e., acceptance standards for RT
To the referencing Code section
In penetrant testing, the developer acts as a:
A. Blotter to absorb penetrant.
B. Contrasting background.
How many copies of a procedure must be available to the Manufacturers Nondestructive
Examination Personnel?
1
How shall Nondestructive Examination Personnel be qualified?
To referencing code requirements
What designation is used to indicate the IQI is on the film side?
an “F”
Why must the surface be closely observed during the application of the PT developer?
To allow proper characterization of discontinuities
At least _______ calibration blocks should be used for delay line single element search unit
calibration.
two
Name one typical discontinuity detectable by the magnetic particle method.
toe cracks
For a DWE/SWV RT Technique, a minimum of ______________exposures shall be made.
3
What is the difference between an inspection and an examination per Section V of the ASME
Code.
A. Inspection performed by AI
B. Examination performed by manufacturer’s personnel
Geometric unsharpness is determined by:
UG = Fd/D
Certifications of contaminant content for all liquid penetrant materials used on all nickel base alloys,
austenitic stainless steel and titanium shall include which of the following?
A. Penetrant Manufacturers.
B. Batch Numbers and test results.
Name one typical discontinuity detectable by the liquid penetrant method
HAZ surface cracks on a NPS 2 girth weld
What is to be done to excess penetrant remaining on the surface after the specified penetration time has
elapsed?
It must be removed
What must be done to ensure 100% coverage on any NDE method?
All examination must overlap to ensure 100% coverage of the part.
When surface irregularities may mask indications of unacceptable discontinuities, what is required.
A. Grinding
B. Machining
C. Other methods
What types of discontinuities is magnetic particle examinations effective in detecting.
Surface and slight subsurface indications.
You calibrated your UT instrument on a calibration block similar to the A106 B piping you are inspecting.
Calibration was conducted at 100°F and the piping is operating at 400°F. Approximately how much higher
will your reading vary because of this temperature difference?
3 %
The ability to see the prescribed hole or wire on the designated IQI and compliance with the density
requirements is how:
The quality of the radiograph is determined
Where are RT location markers placed?
On the part
IQIs may be of what two types?
The Wire and Hole type.
Using calibration bocks having attenuation characteristics equal to those in the measured material or
adjusting back reflection amplitude to be equal for both the calibrating blocks and measured material
may reduce_____________________.
Back reflection wavetrain.
Once the part to be tested by the Magnetic Particle examination is initially magnetized, the current
____________________magnetic particles applied
must remain on
The IQI is normally placed on which side of the part?
Source side
A 4T hole on a 20 IQI has a diameter of: (Note: This is an Open Book Question)
080”
A written procedure is required by ASME SEC V for _____________.
UT and MT only
When should developer be applied?
As soon as possible after penetrant removal. Not to exceed time in the written procedure
What type of discontinuity is the magnetic particle method most sensitive to?
Surface discontinuities aligned perpendicular to the magnetic field.
What is the examination and probing medium when using MT?
Ferro Magnetic particles, magnetic fields
When writing a Visual Examination procedure, which is not an Essential Variable?
Surface preparation/cleaning
With the exception for panoramic techniques, how many IQIs should appear on each radiograph.
At least one
Intensifying screens are _________per ASME SEC V.
permitted
What radiographic technique is noted as available for examination?
Single wall technique Double wall technique
What type of discontinuity is the liquid penetrant method effective in detecting?
Surface discontinuities
Penetrant is to be applied to a part. What temperature should this be?
125°F Max
When must the lifting power of yokes be tested?
Prior to use within the last year or if the yoke has been damaged. Permanent magnetic yokes
must be checked daily
When developing a detailed procedure which of the following should not be considered?
Instrument manufacture
What is the minimum light intensity when conducting a visible MT test?
1000 Lx
A ½” thick material is to be magnetic particle tested with a yoke, the preferred method is __________
Alternating current.
The thickness range of a typical five step calibration block is___________________
10,.20,.30,.40,.50
A shim shall be fabricated of _________________to the object to be inspected.
radiographically similar material
A _________________________________ is a device used to determine the image quality of radiograph.
An IQI.
Film sensitivity or quality is measured or judged by_____________
IQI
Film Density is measured or judged by ____________________
Densitometer
Using A 2000kv x-ray tube, what is the minimum and maximum density through the image of the IQI
for radiographs?
1.8-4.0
A single film technique was used to make a radiograph using a Cobalt-60 source. The minimum permitted
density in the area of interest is:
2.0
Under ASME Code Section V, what upper and low-density limits are acceptable for viewing if the density
through the body of the IQI is 2.7? Assume single film viewing.
2.29-3.51
As a radiographer is removing cassettes (film holders) from a weld seam that has just been radiographed,
you notice that there is nothing attached to the back of the cassettes. These radiographs would be
unacceptable because
a lead “B” is not attached
The girth seam for a 48” OD pipe was shot with a single exposure (30 radiographs), how many IQIs are
required?
3 IQIs
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:
1.8
An IQI is a small strip of material, fabricated of radiographically similar material to the object being
inspected, and having a thickness of approximately ____ of the object being radiographed.
2%
The IQI is normally placed on the _____________side.
Source side
__________________can be detected by the Liquid Penetrant method.
Surface Discontinuities
__________________can be detected by the Ultrasonic examination method.
Surface and sub-surface discontinuities
discontinuities
98. __________________can be detected by the Radiographic examination method.
Surface and sub-surface discontinuities
When reviewing a radiograph, a dark image of the letter B can be seen on the film. This film is
___________.
acceptable
Inaccessibility prevents the placement of the IQI on the sources side, the IQI can be place on the
film side provided:
A letter F at least as high as the identification number is placed adjacent to the IQI.
For materials other than welds, the IQI should be placed_________
in the area of interest.
Pulse echo ultrasonic instruments are designed to take measurements from_____________.
one side of the part, and not requiring access to the rear surface.
Personnel performing visual examinations to ASME V must have acuity to which of the following
standards, if any?
B. Jaeger Type 1
C. equivalent to Jaeger Type 1
Visual examination must be conducted when the eye is within ________ “ of the piece to be
examined.
24’’
The standard test temperature of a part to be bubble tested shall be between:
4ºC - 52ºC
