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Metals Flashcards

1
Q

What are ferrous metals

A

Metals that contain iron

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2
Q

Is iron relatively soft

A

Yes

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3
Q

How can ferrous metals, or steels be made harder

A

By adding carbon

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4
Q

What are properties of cast iron

A

Cost effective
Heavy
Rigid and strong in compression
Casts and machines well
Maintains shapes and properties well
brittle core

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5
Q

What are non ferrous metals

A

Metals that do not contain iron

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6
Q

What is the most widely used non ferrous metal

A

Aluminium

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7
Q

Give some properties or aluminium

A

Lightweight
Ductile
Malleable
Conducitve
Corrzive Resitant
Used in weding
Higj eneegry to extract

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8
Q

What are some pros of mild steel(4)

A

Tough
Ductile
Malleable
Good tensile strength

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9
Q

What are some cons or mild steel

A

Poor corrosion resistance
Cannot be hardened except for case hardening

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10
Q

Where would mild steel be used

A

nuts, botls, screws, car bodies

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11
Q

What are some pros of high carbon steel

A

High resistance to wear

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12
Q

What are some cons of high carbon steel

A

Poor resistance to corrosion
Brittle

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13
Q

Where would high carbon steels be used

A

Hand and machine cutting tools due the their ability to retain sharp edges

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14
Q

What are some properties of stainless steels

A

Tough hard, corrzive resiatnt

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15
Q

Talk about zinc

A

Zinc is used genurally to protect other things, done by galvanising

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16
Q

Talk about copper

A

Ductile
Malleable
Tough
corrsoive resiatnt
condiuvite
can eb sodliered and brased

17
Q

Talk about tin

A

Tin is generally used for protections of things like foods, it is used in soldering

18
Q

Talk about tungsten

A

Tough
Very dense
Extremely durale
Corrosive resitant
High melting point

19
Q

Give some properties of tungsetn

A

corrosive resiatnt
very dense
Very high tensile strength,
Very strong when made into alloys or compounds

20
Q

What are some non ferrous metal alloys

A

Brass
Bronze

21
Q

Talk about brass

A

good conductor
Made of copper and zinc
It is bright gold - making it suitable for metal work
It can be easily ast
Low melting point
It is good for jobs where low friction is required

22
Q

Talk about bronze

A

Tough
corrosion resitant
can be cast

23
Q

Give some ways of measuring the mechanical proeprties of ferrous and non ferrous metals

A

Strength
Hardness
Toughness
elasticity
Plasticity
Brittleness
Ducility
Mallabilility

24
Q

where woudl aluminium be sued

A

drinks cans
biek frames
plan bodies
cookign shit
foil

25
Q

uses of copper

A

wiring
circuits
piping
hto water tankes

26
Q

use of stainless steel

A

sinks, kitchen ware,

27
Q

where would cast iron be used

A

disc brakes, engine blocks, machien parts

28
Q

wherw oudl broze be used

A

statues, coins, bearings

29
Q

use of tungsten

A

high speed cuttign tools
masonry drill bits

Design (19 decks)

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