Steel Making in Metallurgy MCQ Questions and Answers

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Enhance your knowledge of Steel Making in Metallurgy with this comprehensive collection of MCQ questions and answers. These MCQ questions and answers in Steel Making in Metallurgy are specifically designed for students of Metallurgical Engineering who are preparing for the GATE Exam. Strengthen your preparation and excel in your studies with this valuable resource. Page-8 section-1

What are the applications of 436L ferritic stainless steel?

A) Visible parts of exhaust systems B) Automotive trim and outdoor panels C) Communication-system shelter D) All are correct

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Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

In a steel pouring ladle, the distance between the top of the ladle and the surface of the contents of the ladle is called

A) free board B) Jet force number C) Tapping D) None of these

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Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

The purpose of injection of calcium into liquid steel is to
P. replace Al₂O₃ inclusions by CaO inclusions
Q. modify Al₂O₃ inclusions into calcium aluminate inclusions
R. reduce sulfur content of steel
S. reduce nitrogen content of steel

A) P, Q B) P, R C) Q, R D) Q, S

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Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

What are the casting defects?

A) Ingotism B) Piping C) Segregation D) all of these

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Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

How much time is required for refining steel in acid Bessemer process?

A) 30 minutes B) 40 minutes C) 20 minutes D) 60 minutes

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Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

In continuous casting of steel, the mould is subjected to vertical oscillations in order to

A) alloy easy flotation of inclusion B) ensure good casting homogeneity C) increase the heat transfer rate from the steel to the mould D) prevent the skin sticking to the mould

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Answer & Solution

Answer: Option D

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Reducing condition is carried out in electric arc furnace, with slag

A) free from P₂O₅ B) free from P₁O₇ C) free from FeO D) None of these

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Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Identify the correct statement about man-ganese in steels from the following:

A) Itdecreases hardenability B) It makes the steel succeptible to hot-shortness C) It is a strong austenite stabiliser D) It decreases hardness of martensite

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Answer & Solution

Answer: Option C

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Purpose of alloying of steels are

A) Increase hardenability B) Improve corrosion resistance C) Both A and B correct D) None of the above

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Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

VOD process is preferred over AOD process for making extra low carbon stainless steel, because

A) pco can be lowered to a much lower level in the VOD than in the AOD B) AOD does not have adequate stirring C) free board needed for such operation is not available in the AOD D) AOD refractory is not stable in contact with extra low carbon steel

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

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Steel Making in Metallurgy MCQ Questions and Answers | Metallurgical Engineering