9
Contents
Chapter 24
Oxyfuel Gas Welding: Horizontal, Vertical,
and Overhead Welding Positions 287
Out-of-Position Welding 287
Welding in the Horizontal
Welding Position 288
Welding in the Vertical
Welding Position 293
Welding in the Overhead
Welding Position 298
Chapter 25
Brazing and Braze Welding 303
Brazing and Braze Welding Principles 303
Brazing Filler Metal 304
Preparing to Braze or Braze Weld 306
Brazing or Braze Welding Safety
Precautions 309
Brazing 309
Braze Welding—Flat Position 310
Brazing and Braze Welding out
of Position 313
Chapter 26
Soldering 317
Soldering Principles 317
Advantages of Soldering 319
Soldering Filler Metals 319
Soldering Fluxes 320
Hazards of Solders and Fluxes
Containing Lead 321
Acceptable Solders for Drinking
Water Systems 321
Preparing to Solder 322
Soldering Safety Precautions 323
Procedures for Torch Soldering 323
Section 7
Resistance
Welding
Chapter 27
Resistance Welding: Equipment
and Supplies 329
Principles of Resistance Spot Welding 329
Welding Machines 329
Safety 335
Chapter 28
Resistance Welding: Procedures 339
Selecting the Welding Machine 339
Selecting the Welding Variables 339
Welding Mild Steel 344
Welding Aluminum 344
Projection Welding 345
Resistance Seam Welding 345
Section 8
Special
Processes
Chapter 29
Special Welding and Cutting Processes 351
Frequently Used Special Processes 351
Special Arc Welding Processes 352
Solid State Welding Processes 356
Other Welding Processes 357
Special Cutting Processes 359
Chapter 30
Robotics in Welding 363
The Reason for Robots 363
Types of Industrial Robots 364
Robotic Welding Systems 364
Safety around Robots 367
Chapter 31
Welding Plastics 371
Plastics in Manufacturing
and Construction 371
Welding Equipment and Supplies 373
Plastics-Welding Procedure 375
Chapter 32
Welding Pipe and Tube 379
Pipes and Tubes 379
Welding Processes 381
Types of Joints 382
Pipe or Tube Welding Positions 384
Preparations for Welding 386
ContentsstnetnoC Contents