API 510 practiceexams.pdf (Closed Book Exam A)
Questions With Complete Solutions
API 510 says that widely scattered pitting can be ignored provided that the: - correct answer
remaining thickness is not less than 1/2 the minimum required thickness.
Rupture disks are commonly used - correct answer to protect a pressure relief valve from
corrosive products.
When repairs and alterations are being conducted, which individual or organization is responsible -
correct answer Repair Organization
Which code provides requirements for Hot Tapping? - correct answer API 2201
Catalytic reformer vessels may have creep damage if the operating temperature is above: - correct
answer 900°F
The maximum inspection interval for a pressure relief device in normal service is based on: - correct
answer acceptable performance of the device with a maximum interval of 5 year.
A carbon steel vessel in caustic service has a temperature excursion up to 425°F. The vessel wall is 1/2"
thick. No PWHT has been performed. What type of deterioration could be expected? - correct answer
Stress corrosion cracking
During a vessel repair or alteration, when can controlled deposition welding be used as an alternative
for post weld heat treating? - correct answer For P1, P3, & P4 materials
All RBI assessments must be: - correct answer thoroughly documented.
Once vessel repair work is complete, who should approve the finished work? - correct answer
Authorized inspector
, Which of the following activities is not included in the scope of API 510? - correct answer
Operating a vessel
Which type of corrosion is most easily missed by a visual examination? - correct answer Uniform
corrosion
The maximum allowable working pressure of a vessel is the: - correct answer maximum pressure
permitted at the top of the vessel.
The use of a fillet weld patch on a vessel's pressure boundary requires approval from the: - correct
answer Authorized inspector and the pressure equipment engineer
During alterations, fabrication approvals (hold points) shall be designated by: - correct answer
authorized inspector
Per API 510, a PRV repair organization must: - correct answer Have a fully documented quality
assurance system and training program
During vessel repairs or alterations, welding records shall be: - correct answer Available to the
authorized inspector
Repairs Of vessel cracks at a serious stress concentration requires approval by: - correct answer
pressure vessel engineer
The seating surfaces on a relief device must have a flatness of: - correct answer 3 light
beads/bands
An "F" on the radiograph indicates: - correct answer The IQI is placed on film side
An inspector is evaluating a corroded area on the vessel per API 510. The area is marked off in a grid
with five longitudinal lines. Multiple thickness readings are taken on each longitudinal line. When
Questions With Complete Solutions
API 510 says that widely scattered pitting can be ignored provided that the: - correct answer
remaining thickness is not less than 1/2 the minimum required thickness.
Rupture disks are commonly used - correct answer to protect a pressure relief valve from
corrosive products.
When repairs and alterations are being conducted, which individual or organization is responsible -
correct answer Repair Organization
Which code provides requirements for Hot Tapping? - correct answer API 2201
Catalytic reformer vessels may have creep damage if the operating temperature is above: - correct
answer 900°F
The maximum inspection interval for a pressure relief device in normal service is based on: - correct
answer acceptable performance of the device with a maximum interval of 5 year.
A carbon steel vessel in caustic service has a temperature excursion up to 425°F. The vessel wall is 1/2"
thick. No PWHT has been performed. What type of deterioration could be expected? - correct answer
Stress corrosion cracking
During a vessel repair or alteration, when can controlled deposition welding be used as an alternative
for post weld heat treating? - correct answer For P1, P3, & P4 materials
All RBI assessments must be: - correct answer thoroughly documented.
Once vessel repair work is complete, who should approve the finished work? - correct answer
Authorized inspector
, Which of the following activities is not included in the scope of API 510? - correct answer
Operating a vessel
Which type of corrosion is most easily missed by a visual examination? - correct answer Uniform
corrosion
The maximum allowable working pressure of a vessel is the: - correct answer maximum pressure
permitted at the top of the vessel.
The use of a fillet weld patch on a vessel's pressure boundary requires approval from the: - correct
answer Authorized inspector and the pressure equipment engineer
During alterations, fabrication approvals (hold points) shall be designated by: - correct answer
authorized inspector
Per API 510, a PRV repair organization must: - correct answer Have a fully documented quality
assurance system and training program
During vessel repairs or alterations, welding records shall be: - correct answer Available to the
authorized inspector
Repairs Of vessel cracks at a serious stress concentration requires approval by: - correct answer
pressure vessel engineer
The seating surfaces on a relief device must have a flatness of: - correct answer 3 light
beads/bands
An "F" on the radiograph indicates: - correct answer The IQI is placed on film side
An inspector is evaluating a corroded area on the vessel per API 510. The area is marked off in a grid
with five longitudinal lines. Multiple thickness readings are taken on each longitudinal line. When
