Contents第2版前言第1版前言编者的话Chapter One Hot-Working Special Basics1Unit 1 Materials, Manufacturing,and the Standard of Living1Unit 2 Ironmaking7Unit 3 Crystal Structure13Unit 4 The Fe-Fe3C Phase Diagram18Unit 5 Solidification of Metals23Unit 6 Solidification and MetalsJoining29Unit 7 Three Stages of Annealing35Unit 8 Engineering Materials: FerrousAlloys（Steels）41Unit 9 Engineering Materials: FerrousAlloys（Cast Irons）46Unit 10 Engineering Materials:Nonferrous Alloys50Chapter Two Foundry54Unit 1 Foundry Processes54Unit 2 Patterns59Unit 3 Sand Conditioning and Control63Unit 4 Molding Machines67Unit 5 Cleaning, Finishing Castings71Unit 6 Gating System74Unit 7 Centrifugal Casting77Unit 8 Die Casting82Unit 9 Lost-Foam Casting87Unit 10 The Cupola93Chapter Three Welding99Unit 1 Welding99Unit 2 Welded Joints and Symbols104Unit 3 Polarity109Unit 4 The Weldability of Metals114Unit 5 Gas-Shielded Arc Welding119Unit 6 CO2 Welding125Unit 7 Submerged Arc WeldingFundamentals of the Process132Unit 8 Resistance Welding138Unit 9 Gas Welding144Unit 10 Flame Cutting150Chapter Four Heat Treatment of Metals155Unit 1 What Is the Heat-Treating155Unit 2 Phase Transformations inHeating Steel160Unit 3 Features of Super-Cooled AusteniteTransformation (TTT Diagrams)165Unit 4 Hardening of Steel169Unit 5 Normalizing of Steel175Unit 6 Surface Treatments:Carburizing179Unit 7 Carburizing Processes184Unit 8 Primary Equipment ofHeat-Treating187Unit 9 Vacuum Treating191Unit 10 Temperature Control inHeat-Treating195Appendix199Appendix A Translation Knowledge199Appendix B Translated Texts221Appendix C English-Chinese SpecialAbbreviations247Appendix D Glossary of Terms249References258