API 510 Study Guide- Sec. 3-Definitions

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egf4201
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312181
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API 510 Study Guide- Sec. 3-Definitions
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2015-11-27 22:10:13
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API 510 Study Guide Sec Definitions
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API 510 Study Guide- Sec. 3-Definitions
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API 510 Study Guide- Sec. 3-Definitions
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  1. Which of the following is considered a vessel alteration?
    A) Addition of non-reinforced nozzle
    B) Replacement of a hemi-spherical head with a tori-spherical head
    C) Addition of fillet weld patch
    D) Weld build up in a locally corroded area
    B) Replacement of a hemi-spherical head with a tori-spherical head
    (this multiple choice question has been scrambled)
  2. An alteration on a vessel is defined as
    any physical change with design implications
  3. 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 dia. 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
    B) The root pass on the welds must be checked with either MT or PT
    C) The vessel must be hydrotested after the nozzles are completed
    D) This work must be authorized by the API 510 inspector
    D) This work must be authorized by the API 510 inspector
    (this multiple choice question has been scrambled)
  4. A 14 NPS nozzle is going to be added to a vessel shell. The vessel is rated for 100 psig at 650°F. and has an existing 10 NPS nozzle. Which of the following is true?
    A) This work must be authorized only by the API 510 inspector
    B) The shell-to-nozzle weld must be radiographed
    C) This work is considered an alteration
    D) This work is considered a repair
    C) This work is considered an alteration
    (this multiple choice question has been scrambled)
  5. Which of the following inspection organizations is not considered an acceptable API 510 authorized inspection agency?
    A) Holder of an appropriate ASME code symbol
    B) Insurance company that writes pressure vessel insurance
    C) The owner/user
    D) The jurisdiction
    A) Holder of an appropriate ASME code symbol
    (this multiple choice question has been scrambled)
  6. Which of the following is considered an API 510 authorized inspection agency?
    A) an NDE contract organization
    B) The owner/user's operating department
    C) the inspection organization of the jurisdiction
    D) the inspection department of a vessel manufacturer
    C) the inspection organization of the jurisdiction
    (this multiple choice question has been scrambled)
  7. Which of the following equipment types is covered by API 510?
    A) tubular heater
    B) a 36" expansion joint
    C) knock out drum rated at 12 psig@400°F
    D) unfired steam generator
    D) unfired steam generator
    (this multiple choice question has been scrambled)
  8. a repair on a vessel is defined as
    the work necessary to restore a vessel to  suitable safe condition
  9. A vessel's hemi-spherical head has corroded is going to be replaced in kind at the next T/A. The vessel is rated for 150 psig@700°F. The vessel has 60" I.D. Which of the following is true?
    A) This work is considered a rerate
    B) This work is considered an alteration
    C) This work is considered a repair
    D) This work must be done in accordance with API 2210
    C) This work is considered a repair
    (this multiple choice question has been scrambled)
  10. Which of the following inspection organizations is not considered an acceptable API 510 repair organization?
    A) an organization authorized by the jurisdiction
    B) the owner/ user that owns the pressure vessel
    C) A contract company that is acceptable to the owner/user
    D) the governing jurisdiction based on the location of the pressure vessel
    D) the governing jurisdiction based on the location of the pressure vessel
    (this multiple choice question has been scrambled)
  11. Which of the following is not considered a vessel rerate?
    A) increase the design pressure
    B) Decrease the MDMT
    C) increase the fluid viscosity
    D) decrease the design temp
    C) increase the fluid viscosity
    (this multiple choice question has been scrambled)
  12. Temper embrittlement occurs in certain materials when
    The process temp exceeds 650°F
  13. Low chrome materials are subjected to temper-embrittlement. These materials are
    brittle at low temps due to metallurgical changes that occurred during high temp operation

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