12 Questions
What should be inspected on the fire side to prevent refractory from falling?
Membrane walls for cracks
In NDT testing, why is cleanliness important?
It ensures accurate test results
Which NDT test involves spraying fluorescent liquid with iron filings onto a sample?
Magnetic Particle Inspection
What does Radiographic or Xray testing use to display cracks?
Radiation
How is thickness, density, and voids determined in Ultrasonic testing?
By sending ultrasonic signals
When is Thermal Radiation testing typically done in a boiler?
While the boiler is running
What is a primary concern when inspecting the boiler tubes on the fireside?
Identifying potential leak points for further inspection
Why are risers more prone to scale buildup compared to downcomers?
Risers have higher water concentrations, leading to increased scaling
What is a potential consequence of extreme scale buildup in boiler tubes?
Dislodged scale pieces can plug and obstruct other tubes
Why is it important to inspect the blowdown lines and piping in the mud drum?
To check for any potential leaks or damage in the blowdown system
What is a common challenge when inspecting the economizer and superheater sections?
Limited accessibility due to the tube configurations
What is the purpose of sending scale samples to a water treatment specialist?
To identify potential sources of contaminants in the boiler water
Test your knowledge on inspecting corrosion on steam separation lines on boilers, including the use of pictures, 1-10 scales, and water treatment specialists. Learn about inspecting tubes on the fireside and using cameras to inspect the internals of tubes for potential leak points.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
