welding essentials

Welding Essentials (Questions and Answers)

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.

Related: Other Important Welding Handbooks

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