Uses of metals

uses of iron

gates and railings - malleable

Define alloy

A mixture of two or more elements including a metal

properties of metals

dense + lustrous
high melting points
strong + hard
malleable
conductors of heat and electricity

problems with iron

rusts easily

which metal reacts quickly to forms its oxide as a protective layer

aluminium

uses of aluminium

drinks cans - doesn’t corrode, malleable, low density
aeroplanes - low density
foil - malleable
pans - conductor of heat
power cables - conductor of electricity

uses of copper

wires - conductor of electricity, low resistance

underfloor heating - conductor of heat

how much carbon in low carbon steel

0.1-0.3%

property of low carbon steel

easily shaped

use of low carbon steel

car bodies

how much carbon in high carbon steel

0.22-2.5%

properties of high carbon steel

strong, inflexible, brittle

use of high carbon steel

bridges

properties of stainless steel

corrosion resistant, hard

use of stainless steel

cutlery