17 Questions
What is a vessel considered during a process outage?
Out of service
When should a Management of Change (MOC) work process be completed?
Before either physical or process changes
What is the definition of MAWP?
Maximum pressure anywhere on the vessel
What is internal distributor piping considered as?
A non-pressure boundary vessel component
What is a vessel called if it was built to a recognized standard but has lost its nameplate or stamping?
A non-code vessel
What type of work is defined as removing and replacing a major part of the pressure boundary?
Major repair
What are the two primary factors of Risk in an RBI assessment?
Consequence of Failure & Probability of Failure
What is the primary difference between plate lining and strip lining?
Plate lining is welded inside the vessel, strip lining is welded outside the vessel.
What is the term for physical activities conducted to check conformance with specifications?
Quality Control
Who issues a 'R-Stamp' used for repairs?
A Pressure Vessel Engineer
What is the condition in which temper embrittlement occurs in certain materials?
When the operation temperature is within 30 °F of the vessel's MDMT
What is the typical rating of an unfired steam boiler drum?
12 psig at 400°F
What is the term used to describe the base metal whose mechanical properties or microstructure has been altered by welding or thermal cutting?
Heat Affected Zone
What is the purpose of an Examination Point during repairs and alterations?
To stop the work and perform an examination
Which of the following is correct concerning Examination Points?
These are locations where work is stopped to perform an examination
What is an imperfection?
A flaw that may or may not exceed acceptance standards
What is the term used to describe a defect?
Any discontinuity found that may or may not exceed acceptance standards
Test your knowledge of welding and materials science with this quiz, covering topics such as heat affected zones, welding techniques, and materials properties.
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