目录

●INTRODUCTION 6
DESIGN
1 Drawings 8
A Drawing types and scales
B Types of views used on drawings
2 Design development 10
A Initial design phase
B Collaborative development
3 Design solutions 12
A Design objectives
B Design calculations
MEASUREMENT
4 Horizontal and vertical measurements 14
A Linear dimensions
B Level and plumb
5 Locating and setting out 16
A Centrelines and offsets
B Grids
6 Dimensions of circles 18
A Key dimensions of circles
B Pipe dimensions
7 Dimensional accuracy 20
A Precision and tolerance
B Fit
8 Numbers and calculations 22
A Decimals and fractions
B Addition,subtraction,multiplication and division
9 Area,size and mass 24
A Area
B Weight,mass,volume and density
10 Measurable parameters 26
A Supply,demand and capacity
B Input,output and effi ciency
MATERIALS TECHNOLOGY
11 Material types 28
A Metals and non-metals
B Elements,compounds and mixtures
C Composite materials
12 Steel 30
A Carbon steels
B Alloy steels
C Corrosion
13 Non-ferrous metals 32
A Common non-ferrous engineering metals
B Plating with non-ferrous metals
14 Polymers 34
A Natural and synthetic polymers
B Thermoplastics and thermosetting plastics
15 Minerals and ceramics 36
A Mineral and ceramic engineering materials
B Glass
16 Concrete 38
A Concrete mix design
B Reinforced concrete
17 Wood 40
A Categories of wood
B Solid structural timber
C Engineered wood
18 Material properties 1 42
A Tensile strength and deformation
B Elasticity and plasticity
C Stages in elastic and plastic deformation
19 Material properties 2 44
A Hardness
B Fatigue,fracture toughness and creep
C Basic thermal properties
20 Forming,working and heat-treating metal 46
A Casting,sintering and extruding metal
B Working metal
C Heat-treating metal
21 Material formats 48
A Raw materials for processing
B Formats of processed materials
MANUFACTURING AND ASSEMBLY
22 3D component features 50
A 3D forms of edges and joints
B 3D forms of holes and fasteners
23 Machining 1 52
A Machining and CNC
B Machining with cutting tools
24 Machining 2  54
A Guillotining and punching
B High-temperature metal cutting techniques
C Laser cutting and UHP waterjets
25 Interconnection 56
A Attaching and supporting
B Fitting together
26 Mechanical fasteners 1 58
A Bolts
B Preload in bolted joints
C Washers
27 Mechanical fasteners 2 60
A Screws
B Screw anchors
C Rivets
28 Non-mechanical joints 1 62
A Welding
B Common gas and arc welding techniques
29 Non-mechanical joints 2 64
A Specialized welding techniques
B Brazing and soldering
C Adhesives
STATIC AND DYNAMIC PRINCIPLES
30 Load,stress and strain 66
A Load
B Stress and strain
31 Force,deformation and failure 68
A Types of force and deformation
B Types of failure
32 Structural mechanics 70
A Statically determinate structures
B Resultant forces and centre of gravity
C Frames and trusses
33 Motion and simple machines 72
A Acceleration and motion
B Inertia
C Simple machines
34 Moving parts 74
A Angular motion
B Rotary and reciprocating motion
C Engine revs
D Friction
ENERGY AND TEMPERATURE
35 Energy 76
A Forms of energy
B Energy effi ciency
C Work and power
36 Heat and temperature 78
A Changes of temperature and state
B Heat transfer

FLUIDS
37 Fluid containment 80
A Pipes,ducts and hoses
B Tanks
C Pumps,fans and turbines
38 Fluid pressure 82
A Gauge pressure and absolute pressure
B Hydrostatic pressure and siphonic action
39 Fluid dynamics 84
A Fluid dynamics and aerodynamics
B Drag
C Laminar fl ow and turbulent fl ow
D Aerofoils
MECHANISMS
40 Engines and motors 86
A Types and functions of engines and motors
B Internal combustion engines
41 Transmission 1 88
A Gears
B Gear ratios
C Types of gear wheel
42 Transmission 2 90
A Chains,sprockets and pulleys
B Conversion between reciprocating and rotary motion
ELECTRICITY
43 Current,voltage and resistance 92
A Electric current
B Voltage and resistance
C Electrical power
44 Electrical supply 94
A Direct current and alternating current
B AC generation and supply
C DC generation and use
45 Circuits and components 96
A Simple circuits
B Mains AC circuits and switchboards
C Printed and integrated circuits
D Electrical and electronic components
Appendix Ⅰ 98
Three-dimensional drawings
Appendix Ⅱ 99
Shapes
Appendix Ⅲ 100
Units of measurement
Appendix Ⅳ 104
Chemical elements
Appendix Ⅴ 106
Structural elements and types of load
Appendix Ⅵ 108
Moments
Appendix Ⅶ 109
Vapour,cooling and thermal inertia
Appendix Ⅷ 110
The electromagnetic spectrum
Appendix Ⅸ 111
Pipe and hose fi ttings and valves
Appendix Ⅹ 112
Siphonic action
Appendix Ⅺ 113
Managing rotary motion
Appendix Ⅻ 114
Electrical and electronic components
Appendix ⅩⅢ 118
Sensing,measuring and regulating devices
Answer key 119
Index 130
Acknowledgements 143