7 - Performance and characteristics of metals - Non-ferrous

Question 1

Aluminium

Answer 1

Lightweight, ductile, malleable, corrosion resistant, electrical and thermal conductor. Can be heat welded

Melting point: 660*C

Drinks cans, aircraft bodies, bike frames, cooking utensils, baking foil

Question 2

Copper

Answer 2

Ductile, malleable, tough, corrosion resistant, good electrical and thermal conductor. Can be soldered and brazed.

Melting point: 1083*C

Electrical wire, electrical circuits, water pipes/ tanks/ central heating pipes.

Question 3

Zinc

Answer 3

Low melting point, good corrosion resistance

Melting point: 420*C

Used for galvanising steel as a protective coating. bins, buckets, gates etc.

Question 4

Silver

Answer 4

Malleable, ductile, corrosion resistant, can be soldered.

Melting point: 962*C

Jewellery, cutlery, plating other materials

Question 5

Gold

Answer 5

Malleable, ductile, corrosion resistant, can be soldered.

Melting point: 1063*C

Jewellery, electronic components

Question 6

Titanium

Answer 6

Hard, similar strength to steel but lighter in weight. High corrosion resistance.

Melting point: 1668*C

Hip and joint replacements, glasses frames, planes, bikes, golf clubs, ship hulls

Question 7

Tin

Answer 7

Ductile, malleable, low melting point, corrosion resistant.

Melting point: 232*C

Soft solder, coatings for food cans.