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Questions and Answers
What is the primary purpose of heat treatment?
What is the primary purpose of heat treatment?
- To change the appearance of metals
- To reduce the strength of metals
- To change the properties and performances of metals (correct)
- To increase the cost of metals
Which heat treatment method improves the machinability of the work piece?
Which heat treatment method improves the machinability of the work piece?
- Tempering
- Annealing
- Normalizing (correct)
- Quenching
What is the result of rapid cooling in quenching?
What is the result of rapid cooling in quenching?
- Softening of the material
- Brittleness of the material
- Hardening of the material (correct)
- Melting of the material
What is the primary function of annealing?
What is the primary function of annealing?
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Which of the following is not a type of quenching medium?
Which of the following is not a type of quenching medium?
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What is the result of normalizing on the grain structure of a material?
What is the result of normalizing on the grain structure of a material?
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