API 510 Study Guide- Sec. 3-Definitions

The flashcards below were created by user egf4201 on FreezingBlue Flashcards.

  1. Which of the following is considered a vessel alteration?
    A) Weld build up in a locally corroded area
    B) Replacement of a hemi-spherical head with a tori-spherical head
    C) Addition of non-reinforced nozzle
    D) Addition of fillet weld patch
    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) The vessel must be hydrotested after the nozzles are completed
    B) This work must be authorized by the API 510 inspector
    C) The root pass on the welds must be checked with either MT or PT
    D) This work will be considered an alteration
    B) 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 is considered a repair
    B) This work is considered an alteration
    C) This work must be authorized only by the API 510 inspector
    D) The shell-to-nozzle weld must be radiographed
    B) 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) The jurisdiction
    C) Insurance company that writes pressure vessel insurance
    D) The owner/user
    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 inspection organization of the jurisdiction
    C) the inspection department of a vessel manufacturer
    D) The owner/user's operating department
    B) 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) a 36" expansion joint
    B) tubular heater
    C) unfired steam generator
    D) knock out drum rated at 12 psig@400°F
    C) 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 must be done in accordance with API 2210
    B) This work is considered a rerate
    C) This work is considered an alteration
    D) This work is considered a repair
    D) 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) A contract company that is acceptable to the owner/user
    B) the owner/ user that owns the pressure vessel
    C) the governing jurisdiction based on the location of the pressure vessel
    D) an organization authorized by the jurisdiction
    C) 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 fluid viscosity
    B) decrease the design temp
    C) increase the design pressure
    D) Decrease the MDMT
    A) 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
Author
ID
312181
Card Set
API 510 Study Guide- Sec. 3-Definitions
Description
API 510 Study Guide- Sec. 3-Definitions
Updated
Show Answers