Metal and Alloys

What is a smart alloy?



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A smart alloy, also called a shape memory alloy, returns to its original shape when heated. They can be used to make solid-state actuators and have numerous applications in the medical and aerospace industries.

=== === a normal alloy (like steel) with special qualities. they can bend back into their original shape after being bent. They are used in medical operations and dental braces. They are newly developed so are quite expensive.

What is an alloy?

Pure metals are too soft for many uses. To make metals harder we mix them together to make alloys. Useful alloys include:

-the copper alloys, bronze and brass

-steel, which is an alloy of iron, other metals and the non-metallic element carbon.