WorksheetsQuiz on Ferrous Metals and Their Properties
Total questions: 15
Worksheet time: 8mins
What is the maximum carbon content in low carbon steel?
1.70 wt.% C
0.25 wt.% C
2.14 wt.% C
0.60 wt.% C
Which phase is stable below 914°C in the Fe-C equilibrium diagram?
Pearlite
Ferrite
Austenite
Cementite
What is the primary characteristic of high carbon steel?
Unresponsive to heat treatment
Very good wear resistance
High ductility
Low strength
What type of iron is characterized by a white appearance and is extremely hard?
White Iron
Gray Iron
Malleable Iron
Ductile Iron
What is the primary alloying element in stainless steel?
Copper
Chromium
Nickel
Manganese
Which microstructure occurs at the eutectoid point in the Fe-C diagram?
Ferrite
Austenite
Pearlite
Cementite
What is the carbon content range for cast iron?
0.60-1.70 wt.% C
0.04-1.7 wt.% C
1.7-4.5 wt.% C
0.25-0.60 wt.% C
Which of the following is a characteristic of medium carbon steel?
High ductility
Can be heat-treated
Unresponsive to heat treatment
Contains less than 0.25% C
What is the primary purpose of heat treatment in carbon steels?
To improve corrosion resistance
To reduce weight
To enhance mechanical properties
To increase carbon content
What is the effect of adding silicon to cast iron?
Decreases melting point
Increases brittleness
Promotes graphite formation
Reduces strength
Which alloying element is known for increasing toughness in nickel-chromium steels?
Nickel
Vanadium
Copper
Manganese
What is the main characteristic of martensite in steel?
Soft and ductile
Low tensile strength
Hard and brittle
High elongation
What type of cast iron is known for its high strength and ductility?
White Iron
Ductile Iron
Gray Iron
Malleable Iron
What is the primary function of manganese in steel?
Act as a deoxidizer
Enhance ductility
Increase corrosion resistance
Reduce weight
Which type of steel is primarily used in high-speed applications?
Tool steel
Carbon steel
Alloy steel
High-speed steel
