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Mark's API 510 STUDY GUIDE
QUESTIONS WITH VERIFIED
SOLUTIONS
Which of the following activities is NOT included in the scope of API 510?
- A) rerating a vessel
- B) Operating a vessel.
- C) replacing a vessel head
- D) internally inspecting a vessel ✔✔B
Which of the following activities is NOT included in the scope of API 510?
- A) setting relief device intervals
- B) performing vessel alterations
- C) Performing vessel fabrication
- D) performing vessel maintenance ✔✔C
Which of the following equipment types is NOT covered by API 510?
a) Heats exchanger
b) Safety relief valve
c) Distillation column
d) Process heater (furnace) ✔✔D
API 510 can be used:
a) only by refining industries
b) only by chemicals
c) only by petrochemical industries
d) By petro-chemical facilities and other industry. ✔✔D
API 510 takes effect:
a) During the design stage of the vessel construction.
b) During the fabrication stage of the vessel construction.
c) Once the fabrication hydro or pneumatic test is completed
d) Once the nameplate is attached
e) Once the vessel is placed in service.
f) Once the vessel has an operation problem ✔✔E
API 510 covers vessels constructed to which fabrication code(s)?
During a vessel repair, if there is a conflict between the requirements of API 510 and the construction code which should be followed?
a) API 510
b) The construction code
c) Either code based on the Inspector's recommendation
d) The code with the most stringent requirements ✔✔A
During a vessel alteration, if there is a conflict between the requirements of API 510 and the construction code which should be followed?
a) API 510
b) The construction code
c) Either code based on the Inspector's recommendation
d) The code with the most stringent requirements ✔✔A
Companies that use API 510 must:
a) Employ an authorized inspection agency
b) Have access to an authorized inspection agency
c) Either employ or have access to an authorized inspection agency.
d) Employee professional engineers
e) Pay all API 510 contract inspectors $62.50 / hr ✔✔C
Which of the following individuals must be directly employed by the Owner?
a) Authorized Inspector
b) Examiner
c) Pressure Vessel Engineer
d) Repair Organization
e) No one - all can be contracted personnel. ✔✔E
Who is responsible for responding to inspection results that require corrective action?
a) Engineer
b) Maintenance Department
c) Owner / User
d) Pressure Equipment Specialist ✔✔C
An in-service vessel is being repaired or altered. If there is a conflict between the requirements of API 510 and the legal jurisdiction, which should be followed?
a) API 510
Which code is used for Fitness for Service evaluations?
a) API 579
b) API 660
c) API 2201
d) ASME B&PV Section V ✔✔A
Which code is used for RBI assessments?
a) API 573
b) API 579
c) API 580
d) API 2201 ✔✔C
During an in-service internal inspection, a crack is discovered on a longitudinal weld. This crack can be evaluated to which industry document?
a) API 510
b) API 579
c) ASME B&PV Section VI
d) Cracks are never allowed in an in-service vessel. ✔✔B
Which document provides requirements for Hot Tapping?
a) API 578
b) API 579
c) API 651
d) API 2201
e) API 2217 ✔✔D
Which document provides information on Damage Mechanisms in the Refining Industry?
a) API 570
b) API 571.
c) API 577
d) ASME Section V
e) ASME Section XI ✔✔B
Which document provides information on Corrosion Under Insulation and Fireproofing?
a) API 571
b) API 581
a) API 578
b) API 584
c) API 598
d) ASME PCC-
e) NACE SP0170 ✔✔A
Which document provides information on protecting Austenitic Alloys from Polythionic Acid Stress Corrosion Cracking?
a) API 583
b) API 584
c) NACE SPO
d) WRC Bulletin 412 ✔✔C
When performing controlled deposition welding, supporting technical information can be found in:
a) API 1104
b) API 2201
c) ASME Section VIII
d) WRC Bulletin 412 ✔✔D
Which of the following is considered a vessel alteration?
a) Addition of non-reinforced nozzle
b) Weld build-up in a locally corroded area
c) Replacement of a hemi-spherical head with a tori - spherical head
d) Addition of fillet weld patch ✔✔C
An alteration on a vessel is defined as:
a) A physical change with design implications
b) The work necessary to restore a vessel to new condition
c) The work necessary to restore a vessel to a suitable safe condition
d) Any cutting or welding performed on the vessel's pressure boundary ✔✔A
An 8 NPS nozzle is going to be added to a 2-to-1 ellipsoidal vessel head. The vessel is rated for 350 psig at 500°F. the vessel has inside diameter of 72". The largest existing nozzle on the vessel is 18 NPS. Which of the following is true?
a) This work will be considered an alteration
Which of the following is considered an API 510 Authorized Inspection Agency?
a) The Owner/User's operating department
b) The inspection organization of the Jurisdiction
c) And NDE contract organization
d) The inspection department of a vessel manufacturer ✔✔B
A CML is:
a) Only used for UT thickness readings
b) Always a small spot on the equipment (no larger than 3" diameter)
c) Considered a plane through a nozzle section
d) Either a small spot on the vessel / nozzle or a plane through a nozzle section
e) Defined as "Corroded Measured Length" ✔✔D
Fatigue damage comes from:
a) Cyclic loadings
b) The combination of time, temperature and stress.
c) The combination of susceptible material, conducive environment and stress.
d) High temperature excursions
e) One month of twelve hour days without a day off! ✔✔A
Which of the following does not contribute to fatigue damage?
a) Cyclic mechanical loadings
b) Cyclic platform loadings
c) Cyclic pressure loadings
d) Cyclic temperature loadings ✔✔B
A defect is an:
a) Imperfection
b) Imperfection that does not exceed the acceptance criteria.
c) Imperfection that does exceed the acceptance criteria
d) Imperfection that does exceed the acceptance criteria and must always be repaired ✔✔C
What is the maximum diameter of an examination point?
a) 1"
b) 2"
c) 3"
c) Out of service but still active
d) To be non-corrosive ✔✔A
Using a documented work process and risk assessment to lengthen an interval beyond its date is called a(n):
a) Deferral
b) Interval change
c) Interval revision
d) Stupid!!! ✔✔A
Established limits for process variables that affect equipment integrity are called:
a) Inspection Operating Units (IOUs)
b) Integrity Operating Windows (IOWs)
c) Process Integrity Guides (PIGs)
d) Maintenance Specifications for Total Success (MSTS) ✔✔B
Work that removes and replaces a major part of the pressure boundary (not including nozzles) is called a(n):
a) Alteration
b) Fitness for service
c) Major repair
d) Repair ✔✔C
A Management of Change (MOC) work process should be completed prior to:
a) Physical damage
b) Process changes
c) Either physical or process changes
d) Either personnel, physical or process changes ✔✔C
MAWP is defined as the maximum pressure:
a) Anywhere on the vessel
b) At the bottom of the vessel
c) At the mid-point of the vessel
d) At the top of the vessel ✔✔D
MAT is defined as the:
a) Knock out drum rated at 12 psig at 400°F
b) Tubular heater
c) Unfired steam boiler
d) A 36" expansion joints ✔✔C
A pressure vessel engineer must:
a) Have a list of experts to call for specific situations.
b) Know the answer to every question posed by an Inspector
c) Be directly employed by the Owner / User
d) Have obtained Professional Engineer status ✔✔A
The physical activities that are conducted to check conformance with specifications are called:
a) Examinations
b) Inspections
c) Quality Assurance
d) Quality Control ✔✔D
A repair on a vessel is defined as:
a) Any physical change with design implications.
b) The work necessary to restore a vessel to new condition
c) The work necessary to restore a vessel to a suitable safe condition
d) Any cutting or welding performed on the pressure boundary ✔✔C
A vessel's hemi-spherical head has corroded is going to be replaced in-kind at the next outage. The vessel is rated for 150 psig at 700°F. The vessel has 60" ID. Which of the following is true?
a) This work is considered an alteration
b) This work is considered a repair
c) This work is considered a rerate
d) This work must be done in accordance with API 2201 ✔✔B
Which of the following is NOT considered API 510 Repair Organization for vessel?
a) A contract company that is acceptable to the Owner/User
b) The governing Jurisdiction for the location of the pressure vessel
c) The Owner / User that owns the pressure vessel
d) A holder of a valid NBIC "R" Stamp ✔✔B
