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API 570 Closed Book Test Exam Questions With Verified And Reviewed Answers | Already Passed!! 1) A welding operator is to be qualified by radiography using his 1st production weld, what is the minimum length of the radiograph to be performed on his weld? - ANSWER 6" Sec. IX QW-30...

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  • October 9, 2024
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API 570 Closed Book Test Exam
Questions With Verified And
Reviewed Answers
| Already Passed!!

1) A welding operator is to be qualified by radiography using his 1st
production weld, what is the minimum length of the radiograph to be
performed on his weld? - ANSWER 6" Sec. IX QW-305.1


2) A welder makes performance test on pipe in the 1G position, How many
bend test are required to qualify his performance? - ANSWER (2) 1-
Face bend and 1-Root bend Sec. IX QW-302.3 Figure QW-461.4/QW-463.2
(d)(e)


3) The 6G position listed in Section IX of the ASME code can be described as; -
ANSWER Pipe in a 45° fixed position Sec. IX QW-461.4


4) An alternative or supplement to inspection of underground piping is leak
testing with liquid at a pressure at least; - ANSWER At 10% greater than
maximum operating pressure. API 570 9.3.7


5) Underground piping inspected periodically by excavation shall be inspected
in lengths of; - ANSWER 6' to 8' at one or more locations judged to be
the most susceptible to corrosion. API 570 9.3.6

,6) Who shall establish thickness reading inspection frequencies on in-service
piping systems? - ANSWER The owner/user or the inspector shall establish
inspection intervals for thickness measurements. API 570 6.3.3


7) Acceptance of a welded repair shall include; - ANSWER NDE of all Welds
API 570 8.2.6


8) Rerating piping systems is defined as; - ANSWER Changing the
temperature rating or the MAWP. API 570 8.3


9) For coating repairs to underground piping, the inspector should be assured
that the coating meets what criteria? - ANSWER It is free of voids and gaps in
the coating (Holidays), it is sufficiently ductile to resist cracking, and it has
sufficient adhesion to the piping. API 570 9.4.1


10) What should all piping inspection records contain? - ANSWER Original
date of installation, Specifications for material used, Original thickness
measurements, Locations and Dates of all subsequent thickness measurements,
Calculated retirement thickness, Repairs and replacements, temporary repairs,
Operational changed i.e. change in service, fitness for service, and RBI
assessments. API 574 12.1


11) The recommended downstream limit of an injection point circuit is? -
ANSWER The 2nd change in flow direction past the injection point, or 25'
beyond the 1st change in low direction, whichever is less. API 570 5.5.9


12) The most common forms of CUI are; - ANSWER Localized corrosion of
carbon steel and Chloride Stress corrosion cracking of austenitic stainless steel.
API 574 7.4.4.1

,ASME B16.5 covers flanges of various materials through nominal pipe size of 24"
which of the following covers larger flanges? - ANSWER B16.47 API 574 4.5.1


Flanged joints that have been opened should be visually inspected for; - ANSWER
Corrosion and defects such as scratches, cuts, and gouges in the gasket
seating faces. API 574 10.3.3


Gate valves should be measured for thickness between the; - ANSWER The
seats API 574 10.3.4.4.1


The sensitive leak test method of B31.3 will be performed in accordance with
what code? - ANSWER Sec. V Art. 10 or by another method demonstrated to
have equal sensitivity. B31.3 345.8


Unless otherwise specified by the engineering design, the following records shall
be retained after the record is generated for a piping project: Examination
procedures, and examination personnel qualifications. For how long must they be
retained? - ANSWER 5 years B31.3 346.3


In accordance with B31.3 it is permitted to increase the joint Ej (Efficiency) for
some types of piping by the use of additional examination of the piping beyond
the specification for the piping. What piping is this not allowed with? - ANSWER
Furnace butt welded continuous weld Electric resistance weld / B31.3 Table
302.3.4 See note 1

, In the liquid penetrant process drying after preparation should; - ANSWER Be
allowed adequate time for evaporation prior to application of the penetrant. Sec
V Art. 6 T-643


The GMAW ______ mode results in a highly directed stream of discrete drops
that are accelerated by arc forces. Spatter is negligible. - ANSWER Spray
Transfer API 577 5.4.3


In low temperature service some flange materials may need impact testing above
the B16.5 designated temperatures of ___°C and ___°F. - ANSWER -29°C and
-20°F B16.5 2.5.3


When is protective equipment required for inspection personnel? - ANSWER
Protective equipment shall be worn when required by regulations or by the
owner/user. API 570 5.3.1


The extent of a CUI inspection program may vary depending on; - ANSWER
Local Climate API 574 7.4.4


Individuals performing PMI testing should obtain and follow the PMI test
procedure approved by the _____. - ANSWER Owner/User API 578 7.3


What is the responsibility of the Owner/User as regards to piping inspected to
the 570 piping code? - ANSWER The Owner/User of a piping installation
within the scope of API 570 shall have overall responsibility for compliance with
API 570. Establish requirements for inspection, repair, alteration, and re-rating.
Documenting and maintaining inspection and quality assurance procedures. API
570 4.3.1.1

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