Metals

Question 1

Ferrous?

Answer 1

Contains iron

Question 2

Non ferrous

Answer 2

No iron

Question 3

Examples of non ferrous

Answer 3

Aluminium
Copper

Question 4

Examples of ferrous

Answer 4

Mild steel
Stainless steel
Cast iron
High carbon steels

Question 5

Properties of aluminium

Answer 5

Lighetweight
Ductile
Corrosion resitance
Conducive
Low density
Well machined

Question 6

Cons of aluminium

Answer 6

ENergy inetnsive process
Can be expenisve
Not as strong as steel

Question 7

Pros of aluminium

Answer 7

Widely recyled
Low energy to recyle
Low weight

Question 8

Compared to steel what is aluminiums stiffness and density

Answer 8

about a third of it

Question 9

Uses of aluminium

Answer 9

Drink Cans
Aircraft bodies
Cooking shit
Foil

Question 10

What si alumnium when as a raw material

Answer 10

relatively soft with low strength

Question 11

Properties of copper

Answer 11

Ductile
Mallable
Conductive
Corrsive resiatnces

Question 12

Uses of copper

Answer 12

Wiring
PCB circuits
Water pipes and tanks
Plumbing and heating

Question 13

Properties of mild steel

Answer 13

Tough
Ductile
malleable
High tensile strenth

Question 14

Cons of mild steel

Answer 14

Poor corrosive resitance
Cannot be hardened expect for case hardening

Question 15

Uses of midl steel

Answer 15

General purpose engineering
Structural material
nuts
Bolts
Outer panels for white goods

Question 16

What metal can be used in MIG and TIG

Answer 16

Alumnium

Question 17

What metal can be used in brazing adn sodlering

Answer 17

copper

Question 18

High carbon steel proeprties

Answer 18

High reistance to wear

Question 19

Cons of high carbon steel

Answer 19

Brittle
Poor corrsive restance

Question 20

Uses of high carbon steel

Answer 20

Hand and machien cutting tool s

Question 21

Stainless steel properites

Answer 21

Tough
Hard
Corrosive reistances
Very durable
Simialr to mild steel
Ductile

Question 22

Uses of stainless steel

Answer 22

Kicthen shit
cutlery
surgical shit

Question 23

Cast iron proeprities

Answer 23

Cost effective
Heavy
Rigid
Good compression strength
Casts well
condctive
high melting point

Question 24

uses of cast iron

Answer 24

pans
machien parts
disc brakes

Question 25

use of zinc

Answer 25

protects other metals galvanisign

Question 26

why is zinc used in galavansiign

Answer 26

does not corrode

Question 27

tin proeprties

Answer 27

soft conducitve malleabel ductile corrosive resit anti contamination low melting point

Question 28

uses of tin

Answer 28

sodlering

Question 29

proeprties of tungsten

Answer 29

very very tough very dense restiant to corrosion high tensile strength very durable stupid high metling point

Question 30

what is tngsten in pure form

Answer 30

very soft

Question 31

what is one of the hardest forms of tungsten

Answer 31

tngsten carbide

Question 32

because fo tungstens strength when made in compounds what is it used for

Answer 32

high speed cuttign tools tups for ciruclar saws drill bits

Question 33

giv some emtal alloys

Answer 33

bronze brass tungsten carbide

Question 34

bronze proeprties

Answer 34

tough corrosive retsance can be cast harder than copper low friction coefficint high fatigue restance

Question 35

uses of bronze

Answer 35

statues coins bearinings electrical products

Question 36

what to always add on the end of a material

Answer 36

ALLOY

Question 37

proeprties of brass

Answer 37

corrosion restatnce good thermal conductor low metling point elcrticla conducitve cast well

Question 38

uses of brass

Answer 38

where low friction require insrtuments

Question 39

why will most shit never be made of pure alimium

Answer 39

expensive not sutiable for structrual shit with other shit very good very good rpoerties in alloy form

Question 40

ways to meausrue how metals are udner laods

Answer 40

strength hardness toughness elastsicity plastciity brittlle ductility malleability

Question 41

3 tough metal

Answer 41

copper iron zinc

Question 42

3 low tough metal

Answer 42

zinc aluminium tin

Question 43

top 3 brittle materials

Answer 43

cast iron hardned steel bronze

Question 44

bottom 3 brittle materiasl

Answer 44

iron copper tin

Question 45

top 2ductile amtiasl

Answer 45

iron copper

Question 46

bottom 3 ductile

Answer 46

tin zinc tungsten

Question 47

top 3 mallabel

Answer 47

alumnium copper tin

Question 48

bottom 3 mallable

Answer 48

lead zinc iron

Question 49

issues wirh sorucing metals

Answer 49

mined frome arth crust envrio damage lage waaste rock high energy required co and co2

Question 50

issues with osurcign aluminium

Answer 50

high energy waste rock