1.7 Performance Characteristics of Metal

Question 1

Give the 5 stock forms of metals

Answer 1

Sheet
Plate
Bar
Tube
Structural angular

Question 2

Define non-ferrous and give three examples

Answer 2

A metal that does not contain iron, it’s not magnetic and does not rust

Aluminium
Copper
Zinc
Silver
Gold
Titanium
Tin

Question 3

State three properties/characteristics of aluminium

Answer 3

Lightweight
Corrosion-resistant
Ductile
Malleable
Can be welded
Electrical and thermal conductor

Question 4

State two uses of aluminium

Answer 4

Aircraft bodies
Drink cans
Bike frames
Packaging

Question 5

State three properties/characteristics of copper

Answer 5

Electrical and thermal conductor
Ductile
Malleable
Tough
Corrosion-resistant
Can be soldered and brazed

Question 6

State two uses of copper

Answer 6

Electric wire
Printed electrical circuits
Waterpipes
Hot water tanks

Question 7

State two properties/characteristics of zinc

Answer 7

low melting point
- Good corrosion restistant

Question 8

State two uses of zinc

Answer 8

Galvanising steel as a protective coating for dustbins
Buckets
Farm gates
Intricate die casting

Question 9

State three properties/characteristics of sliver

Answer 9

Corrosion-resistant
Malleable
Ductile
Can be soldered

Question 10

State two uses of silver

Answer 10

Cutlery
Jewellery
Used for plating other materials

Question 11

State three properties/characteristics of gold

Answer 11

Corrosion-resistant
Malleable
Ductile
Can be soldered

Question 12

State two uses of gold

Answer 12

Jewellery
Connectors
Electric components
Switch components

Question 13

State three properties/characteristics of titanium

Answer 13

Lightweight
Hard
High melting point
High resistance to corrosion

Question 14

State two uses of titanium

Answer 14

Aircraft and spacecraft
Tooth implants
Golf clubs
Ships hulls