12 5 Flux Cored Arc Welding (FCAW) Process 5.1 Synopsis 5.2 Keywords 5.3 Introduction to Flux Cored Arc Welding (FCAW) Process 5.4 Process Description 5.5 Welding Wires/Electrodes 5.6 Power Sources 5.7 Other Accessories to Power Source 5.8 Shielding Gases 5.9 Welding Various Metals 5.10 Tips for Good Welding by FCAW Process 5.11 Test Your Knowledge
13 6 Submerged Arc Welding (SAW) 6.1 Synopsis 6.2 Keywords 6.3 Introduction to Submerged Arc Welding (SAW) Process 6.4 Operating Characteristics 6.5 Submerged Arc Welding (SAW) Process 6.6 How the SAW Process Works 6.7 SAW Process Variants 6.8 SAW Power Source and Equipment 6.9 Welding Heads (Gun) 6.10 Fluxes 6.11 Submerged Arc Welding Various Metals 6.12 Test Your Knowledge
14 7 Useful Data and Information Related to Welding and Fabrication 7.1 Common Weld Symbols and Their Meanings 7.2 Fillet Welds 7.3 Groove Welds 7.4 Pipe Schedule 7.5 Terms and Abbreviations 7.6 Procedure Qualification Range as Per the Material Group 7.7 Material Qualification Rage for Procedure Qualification Based on P-Numbers 7.8 Temperature Conversion 7.9 Useful Calculations 7.10 Effect of Temperature on Gas Cylinder Pressure
15 Index
List of Illustrations
1 Chapter 1Figure 1.1 General lay out of welding and joining processes.
2 Chapter 2Figure 2.3 A SMAW welder welding on a pipeline project.Figure 2.4 Typical SMAW setup.Figure 2.5 Welding arc action and various components of welding.Figure 2.6 Above (2 graphs), graph 1 above, shows the volt-ampere curve, (output...Figure 2.7 The schematic above shows the key components of an AC transformer.Figure 2.7.3 Schematic of a movable shunt type transformer control.Figure 2.7.4 A schematic of a movable coil reactor, the position of the reactor ...Figure 2.7.5 A magnetic amplifier transformer output control, the diode allows t...Figure 2.7.6 The top portion of the figure shows the use of diodes – shown in Re...Figure 2.7.7 A schematic drawing of single-phase DC power source with SCR bridge...Figure 2.8.1 Shows the schematic of single phase bridge type rectifier.Figure 2.8.2 Three phase bridge-type rectifier.Figure 2.8.1.1 Schematic diagram of a DC generator.Figure 2.8.1.2 Circuitry of an exciter system.Figure 2.8.3 Current conversion and resulting wave forms.Figure 2.8.3.1 Copper and aluminum welding leads: note the number of fine wires ...Figure 2.8.3.2 Different types of SMAW electrode holders.Figure 2.8.4.1 Various types of cable connectors, and ground clamp. Pictures cou...Figure 2.8.5.1 NEMA rating.Figure 2.9.1 A typical hand-held welding shield.Figure 2.9.2 Miller Digital Elite helmet.Figure 2.9.3 A typical welding helmet.Figure 2.10.2 Portfolio of SMAW electrodes.