Mod 3 - 2 Flashcards
Reactor Plant Materials
Materials with high __________ strength can be pulled with extreme force before breaking.
tensile
Flow-accelerated corrosion is an example of __________________.
localized corrosion
Site Chemistry personnel ensure that _________ is within a set band to promote the formation of a _________________.
Dissolved oxygen; passive corrosion layer
________ flow introduces more ___________ to the corrosion site and increase the corrosion process.
High; oxygen
Irradiation of metal with neutrons causes the ductility of the metal to __________ and makes the metal more ___________.
decrease; brittle
If the mass of an object in motion is multiplied by the rate of acceleration, the product is the amount of ____________ the object is generating.
force
An increase in _________, ____________ or ____________ can increase corrosion rates.
temperature; oxygen; flow
The _______________ measures how a material changes size with temperature.
rate of thermal expansion
Cavitation erosion occurs due to the formation of __________, which collapse under ___________ and direct a microjet into the metal surface.
bubbles; high-pressure
Thermal and Electrical ___________ describe the material’s ability to transfer _________ and __________.
conductivity; heat; current
In order for metal to be pulled into wire, it must have high
ductility
A material that returns to its original shape after the removal of an outside force has good _______________.
elasticity
Which of the following is a method for minimizing erosion corrosion?
Removing elbows from system piping
How would you describe the general structure of a metallic bond?
Crystal Lattice
The elastic limit is associated with the maximum force that can be applied before it will _____________.
yield
