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Contents
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Chapter One Hot-Working Special Basics1
Unit 1 Materials, Manufacturing,
and the Standard of Living1
Unit 2 Ironmaking7
Unit 3 Crystal Structure13
Unit 4 The Fe-Fe3C Phase Diagram18
Unit 5 Solidification of Metals23
Unit 6 Solidification and Metals
Joining29
Unit 7 Three Stages of Annealing35
Unit 8 Engineering Materials: Ferrous
Alloys£¨Steels£©41
Unit 9 Engineering Materials: Ferrous
Alloys£¨Cast Irons£©46
Unit 10 Engineering Materials:
Nonferrous Alloys50
Chapter Two Foundry54
Unit 1 Foundry Processes54
Unit 2 Patterns59
Unit 3 Sand Conditioning and Control63
Unit 4 Molding Machines67
Unit 5 Cleaning, Finishing Castings71
Unit 6 Gating System74
Unit 7 Centrifugal Casting77
Unit 8 Die Casting82
Unit 9 Lost-Foam Casting87
Unit 10 The Cupola93
Chapter Three Welding99
Unit 1 Welding99
Unit 2 Welded Joints and Symbols104
Unit 3 Polarity109
Unit 4 The Weldability of Metals114
Unit 5 Gas-Shielded Arc Welding119
Unit 6 CO2 Welding125
Unit 7 Submerged Arc Welding
Fundamentals of the Process132
Unit 8 Resistance Welding138
Unit 9 Gas Welding144
Unit 10 Flame Cutting150
Chapter Four Heat Treatment of Metals155
Unit 1 What Is the Heat-Treating155
Unit 2 Phase Transformations in
Heating Steel160
Unit 3 Features of Super-Cooled Austenite
Transformation (TTT Diagrams)165
Unit 4 Hardening of Steel169
Unit 5 Normalizing of Steel175
Unit 6 Surface Treatments:
Carburizing179
Unit 7 Carburizing Processes184
Unit 8 Primary Equipment of
Heat-Treating187
Unit 9 Vacuum Treating191
Unit 10 Temperature Control in
Heat-Treating195
Appendix199
Appendix A Translation Knowledge199
Appendix B Translated Texts221
Appendix C English-Chinese Special
Abbreviations247
Appendix D Glossary of Terms249
References258