Contents 第2版前言 第1版前言 编者的话 Chapter One Hot-Working Special Basics 1 Unit 1 Materials, Manufacturing, and the Standard of Living 1 Unit 2 Ironmaking 7 Unit 3 Crystal Structure 13 Unit 4 The Fe-Fe3C Phase Diagram 18 Unit 5 Solidification of Metals 23 Unit 6 Solidification and Metals Joining 29 Unit 7 Three Stages of Annealing 35 Unit 8 Engineering Materials: Ferrous Alloys(Steels) 41 Unit 9 Engineering Materials: Ferrous Alloys(Cast Irons) 46 Unit 10 Engineering Materials: Nonferrous Alloys 50 Chapter Two Foundry 54 Unit 1 Foundry Processes 54 Unit 2 Patterns 59 Unit 3 Sand Conditioning and Control 63 Unit 4 Molding Machines 67 Unit 5 Cleaning, Finishing Castings 71 Unit 6 Gating System 74 Unit 7 Centrifugal Casting 77 Unit 8 Die Casting 82 Unit 9 Lost-Foam Casting 87 Unit 10 The Cupola 93 Chapter Three Welding 99 Unit 1 Welding 99 Unit 2 Welded Joints and Symbols 104 Unit 3 Polarity 109 Unit 4 The Weldability of Metals 114 Unit 5 Gas-Shielded Arc Welding 119 Unit 6 CO2 Welding 125 Unit 7 Submerged Arc Welding Fundamentals of the Process 132 Unit 8 Resistance Welding 138 Unit 9 Gas Welding 144 Unit 10 Flame Cutting 150 Chapter Four Heat Treatment of Metals 155 Unit 1 What Is the Heat-Treating 155 Unit 2 Phase Transformations in Heating Steel 160 Unit 3 Features of Super-Cooled Austenite Transformation (TTT Diagrams) 165 Unit 4 Hardening of Steel 169 Unit 5 Normalizing of Steel 175 Unit 6 Surface Treatments: Carburizing 179 Unit 7 Carburizing Processes 184 Unit 8 Primary Equipment of Heat-Treating 187 Unit 9 Vacuum Treating 191 Unit 10 Temperature Control in Heat-Treating 195 Appendix 199 Appendix A Translation Knowledge 199 Appendix B Translated Texts 221 Appendix C English-Chinese Special Abbreviations 247 Appendix D Glossary of Terms 249 References 258