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Metals Quiz

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Questions and Answers

What are ferrous and non-ferrous metals?

Ferrous metals contain iron and steel, while non-ferrous metals do not have iron or iron components.

What is the purpose of impact testing of metals?

Impact testing of metals is performed to determine the impact resistance or toughness of materials by calculating the amount of energy absorbed during fracture.

What is an alloy and can you provide some examples?

An alloy is a substance formed from the combination of two or more metals, or from combinations of metals and other elements. Examples include brass, bronze, and gun metal.

What is hardening of steel and how is it achieved?

<p>Hardening of steel involves controlled heating to a critical temperature dictated by the type of steel, followed by controlled cooling. Dependent on the type of material, appropriate cooling rates vary from very fast (water quench) to very slow (air cool).</p> Signup and view all the answers

What is vacuum hardening and when is it used?

<p>Vacuum hardening is the hardening procedure for deformation sensitive precision or formed components and tools which make high demands on a clean, bright surface.</p> Signup and view all the answers