Metals Part 2 - Alloys and Forms of Metal Supply

____________ are metallic materials consisting of two or more materials combined in such a way that they cannot be readily seperated.

Alloys cannot be made up of both ferrous and non-ferrous materials.

• True

• False

What is the purpose of forming an alloy?

Answer explanation

The purpose in forming an alloy is to provide a material/substance that are different from its components. The mixture is done according to the needs of the industry.

In most cases, the alloy is chemically more _________ than each single component. In fact, alloys are designed for specific resistance to corrosion, or temperature.

Stainless steel iron are a combination of

• iron, chromium and nickel

• iron and chromium

• iron and nickel

• iron, nickel and carbon

The combination used to make stainless steel is particularly good because it is resistant to ____________.

Super alloys of nickel and cobalt are used in aircraft engines due to their corrosion and ________ resistance.

Solder is used for:

• gears

• aircraft frames

• jewellery making

Which alloy is used for locks and bells?

• Duralumin

• Brass

• Solder

Which of these alloys contain aluminium?

• Duralumin

• Brass

• Solder