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METALLURGY

A highly detailed illustration of a metallurgical furnace in operation with glowing metals and scientific equipment analyzing samples.

Mastering Metallurgy: Heat Treatment Essentials

Test your knowledge of metallurgy with this quiz focused on heat treatment and its critical processes. Ideal for students and professionals looking to enhance their understanding of metallurgical principles.

7 Questions on Heat Treatment Techniques
Multiple-Choice Format
Score your knowledge in metallurgical practices!

7 Questions2 MinutesCreated by HeatingMetal201

During heat treatment, deformation and volume changes can be minimised by

Slowly cooling in the martensitic range

Using surface hardening when possible

Using alloy steels least prone to such changes

Any of the above

Quenching cracks during heat treatment can be minimised:

By avoiding sharp projections and sudden transitions from thick to thin sections

Articles should be free from stress before heat treatment

Heat to minimum stable temperature for hardening

Any of the above

Which of the following furnace is used for steel only?

Cupola

Air furnace

Open hearth furnace

Indirect arc furnace

During heat treatment the formation of thick layer of scale on the surface of steel articles is mainly due to

Excessive hardness

Oxidation

Reduction

Coarse grain structure

During heat treatment quenching cracks occur due to

Irregular martensitic transformation within the article

Oxidising atmosphere within the fumace

Heating at higher temperatures for longer durations

All of the above

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