第2版前言 第1版前言 Unit One Basic Knowledge of Welding1 Module 1?Welding2 Module 2 Stresses Occurring in Welding10 Module 3 Weld Crack15 Practical Training One24 Unit Two Welding Methods25 Module 1 Shielded Metal Arc Welding26 Module 2 Submerged Arc Welding 35 Module 3 CO2 Shielded Arc Welding42 Module 4 Gas Tungsten Arc Welding52 Module 5 Metal Inert-Gas Arc Welding60 Module 6 Resistance Welding66 Practical Training Two71 Unit Three Cutting73 Module 1 Gas Cutting74 Module 2 Plasma Arc Cutting79 Practical Training Three85 Unit Four Nondestructive Examination87 Module 1 Radiographic Inspection88 Module 2 Ultrasonic Inspection95 Module 3 Magnetic Particle Inspection100 Module 4 Penetrant Inspection108 Practical Training Four114 Unit Five Welding Standard116 Module 1 Welding Quality Standard—Shipbuilding and Repair Quality Standard for New Construction117 Module 2 Quality Levels for Imperfections—ISO 5817:2007127 Practical Training Five143 Appendixes145 Appendix A Vocabulary146 Appendix B Terms of Welding158 References172
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