Welding Essentials (Questions and Answers) 2nd Edition

Welding Essentials (Questions and Answers) 2nd edition is a comprehensive handbook of easy technical and safety information of welding both for the beginner welders and experienced ones. The book is authored by William L. Galvery, Jr. and Frank M. Marlow. It consists of easy-to-read references, concise information, illustrations, understandable blocks, covers oxyacetylene welding, avoided non-essential items, brazing and soldering, oxyfuel cutting, GMAW, GTAW, SMAW, PAW, FCAW processes, welding heat effect on metals. Besides this, the book explains welding symbols, weld inspection, qualification and certification issues.

The handbook provides thousands of questions on various welding related topics.

Welding Essentials (Questions and Answers) 2nd Edition

The following is as about the contents of the book.

Table of Contents:

1. Oxyacetylene Welding

Introduction
Process Name
Equipment
Process
Setup (and related safety)
Gases
Compressed Gas Cylinders
Regulators
Torches, Tips and Hoses
Flames
Applications
Weld Preparation
Weld Profiles
Safety

2. Thermal Cutting

Introduction
Process Name
Equipment
Process
Setup (and related safety)
Applications
Tips, Techniques and Helpful Accessories
Trouble Shooting
Air Carbon Arc Cutting
Safety for CAC-A
Safety
Plasma Arc Cutting
Laser Beam Cutting

3. Brazing and Soldering

Introduction
Process Names
Process
Important Processes Detailed
Joint Design for Brazing
Joint Preparation
Brazing and Soldering Fluxes
Brazing Filler Materials and Soldering Alloys
Troubleshooting Brazing and Soldering Processes
Safety

4. Common Welding Elements

5. Shielded Metal Arc Welding (SMAW)

Introduction
Process Names
Process
Applications
Advantages
Disadvantages
Welding Power Supplies
Electrode Holder and Work-Lead Connection
SMAW Electrode Functions
SMAW Electrode Classification
Electrode Selection
SMAW Set up
Filter Plate Shade Number for SMAW

6. Wire Feed Welding Processes GMAW and FCAW

i) Gas Metal Arc Welding (GMAW)

Introduction
Equipment
Process
Applications
Advantages
Disadvantages
Welding Variables
Transfer Mechanisms
Shielding Gases
Electrode Wire Handling
Process Setup
GMAW Electrodes
Slope
Shielding Gases
Joint Preparation
GMAW Troubleshooting
GMAW Safety

ii) Flux Cored Arc Welding (FCAW)

Introduction
Equipment
Process
Applications
Advantages
Disadvantages
Setup
FCAW Electrode Wire Classification
Troubleshooting
FCAW Safety

7. Non-Consumable Electrode Welding Processes GTAW and PAW

i) Gas Tungsten Arc Welding (GTAW)

Introduction
Equipment
Process
Advantages
Disadvantages
Torches and Cables
Electricity and the Arc
Variations of GTAW Process
Welding Variables
Tungsten Electrodes
Filler Metals
Shielding Gases
Process Setup
GTAW Electrode Wire Classification
Joint Preparation
GTAW Troubleshooting
GTAW Safety
Orbital Welding

ii) Plasma Arc Welding (PAW)

Introduction
Equipment
Process
Applications
Advantages
Disadvantages
Keyhole Welding Technique
Safety

8. Survey of Other Welding Methods

Introduction
Electron Beam Welding
Electroslag Welding
Friction Welding
Friction Stir Welding
Laser Beam Welding
Spot and Seam Welding
Stud Welding
Submerged Arc Welding

9. Controlling Distortion

Introduction
How Expansion and Contraction Cause Distortion
Weld Bead Distortion
Controlling Distortion

10. Welding Symbols

Introduction
Symbol Information
Symbol Elements
Reference Line
Arrow
Basic Symbols
A Break in the Shaft of the Arrow
Combined Weld Symbols
Multiple Reference Lines
Supplementary Symbols
Fillet Weld Size
Intermittent Welds
Plug Welds
Slot Welds
Surfacing Welds

11. Inspection and Discontinuities

Introduction
Discontinuities and Defects
Welding Inspectors
Inspection Methods
Porosity
Slag Inclusions
Tungsten Inclusions
Incomplete Fusion
Inadequate Joint Penetration
Cracks
Arc Strikes
Overlap
Undercut
Under-fill
Laminations
Delamination
Incorrect Weld Size and Profiles
Other Weld Discontinuities

12. Welding Metallurgy

Introduction
Fundamentals
Mechanical Properties of Metals
Non-physical Properties of Metals
Thermal Expansion
Structure of Metals
Phase Transitions and Diagrams
Carbon Content of Steel and Cast Iron
Steel Classification Systems
Iron-Carbon Diagram
Techniques to Strengthen Metals
Transformation Hardening of Steel
Alloying Elements for Steel
Precipitation Hardening
How Welding Affects Metals
Weld-Induced Distortion and How to Minimize It
Work Hardened Metals
Precipitation Hardened Metals
Solid Solution Hardened Metals
Transformation Hardened Metals
Heat Treatment of Metals
Carbon Equivalent Formula
Identification of Metals

13. Power Supplies and Electrical Safety

Introduction
Electricity Fundamentals
Electrical Components of Welding Power Supplies
Electrical Utility Service
Welding Power Supplies
Welding Power Supply Characteristics
Welding Power Supplies
Welding Power Supply Controls
Welding Cables
Electrical Safety
Safety

14. Qualification and Certification

Introduction
Welding Codes
Welding Procedure Specification
Qualification and Certification
Testing Qualification Welds

15. Fabrication and Repair Tips

Introduction
Rectangular Frames
Box Frames
Cracked Vehicle Frame Repairs
Pipe and Tubing
Pipe and Tubing Joints
Soldering Copper Tubing

Thus, Welding Essentials (Questions and Answers) handbook is valuable for understanding the welding facts. The welders and working professionals can use it.