Martensite, Austenite, and Ferrite
Authored by Lawrence Davies
Engineering
Professional Development
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21 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Martensite is generally known for having ______ impact strength.
High
Moderate
Low
Variable
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which type of steel is martensite commonly used in?
Tool steels
Stainless steels
Mild steels
Alloy steels
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is the impact strength of austenite?
Low
Moderate to high
High
Variable
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Due to its FCC structure, austenite typically exhibits ______ ductility.
Low
Moderate to high
High
Variable
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which microstructure is more ductile than martensite?
A) Austenite
B) Ferrite
C) Both A and B
D) Neither A nor B
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Austenite is also known as ______.
Alpha iron
Gamma phase iron
Delta iron
Beta iron
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
The transformation from Austenite to Martensite results in ______.
Increased ductility
Increased hardness
Decreased strength
Decreased density
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