CWB Metallurgy Exam Questions and
Answers3
Alloys are mixtures of a metal with: - ANSWERS-both metals and non-metals
Which of the following is not involved in the steel making process? - ANSWERS-nitrogen furnace
Which of the following is not a class of steel produced from pig iron? - ANSWERS-semi-rimmed
steel
When a plate is made, most of the rolling will usually take place in one direction, resulting in the
formation of elongated inclusions. Elongated inclusions such as these are called: - ANSWERS-
stringers
Which of the following atomic structures are the most closely packed (most dense)? -
ANSWERS-face-centered cubic structure (FCC)
The maximum carbon content of steels, before they are classed as cast iron, is approximately: -
ANSWERS-1.7% C
The extent to which a steel forms martensite at a given cooling rate is called: - ANSWERS-
hardenability
Which element will give an indication of the deoxidation practice for a fully killed steel? -
ANSWERS-silicon
Answers3
Alloys are mixtures of a metal with: - ANSWERS-both metals and non-metals
Which of the following is not involved in the steel making process? - ANSWERS-nitrogen furnace
Which of the following is not a class of steel produced from pig iron? - ANSWERS-semi-rimmed
steel
When a plate is made, most of the rolling will usually take place in one direction, resulting in the
formation of elongated inclusions. Elongated inclusions such as these are called: - ANSWERS-
stringers
Which of the following atomic structures are the most closely packed (most dense)? -
ANSWERS-face-centered cubic structure (FCC)
The maximum carbon content of steels, before they are classed as cast iron, is approximately: -
ANSWERS-1.7% C
The extent to which a steel forms martensite at a given cooling rate is called: - ANSWERS-
hardenability
Which element will give an indication of the deoxidation practice for a fully killed steel? -
ANSWERS-silicon
