A Quick Guide to Welding and Weld Inspection
Published on 20. October 2009
Book
Paperback/Softback
160 pages
978-1-84569-641-2 (ISBN)
Description
A concise and accessible guide to the knowledge required to fulfil the role of a welding inspector. In covering both European and US-based codes, the book gives those wishing to gain certification in welding inspection a basic all-round understanding of the main subject matter.
More details
Series
Language
English
Place of publication
Cambridge
United Kingdom
Publishing group
Elsevier Science & Technology
Target group
College/higher education
Professional and scholarly
Dimensions
Height: 187 mm
Width: 111 mm
Weight
140 gr
ISBN-13
978-1-84569-641-2 (9781845696412)
Copyright in bibliographic data and cover images is held by Nielsen Book Services Limited or by the publishers or by their respective licensors: all rights reserved.
Schweitzer Classification
Other editions
Additional editions
S. E. Hughes
A Quick Guide to Welding and Weld Inspection
E-Book
10/2009
Woodhead Publishing
€54.95
Available for download
Content
Foreword by Series Editor
Introduction
A 10 Minute Guide
1 What is the difference between the main welding processes? (four minutes)
2 Why use welding symbols? (one minute)
3 What are codes and standards? (one minute)
4 What is welding procedure qualification? (one minute)
5 Why does a welder need qualification? (one minute)
6 What are welding defects? (two minutes)
Chapter 1: Abbreviations, Terminology and Welding Symbols
Abbreviations
Common terms
Joint terminology
Weld terminology
Drawing rules and weld symbols
Chapter 2: Duties of a Welding Inspector
Before welding
During welding
After welding
Repairs
Chapter 3: Analysis of a Fusion Weld
Components of a welded joint
What makes a good fusion weld?
Weld joint: preparation methods
Weld joint: shape
Residual stress and distortion
Minimising stresses and distortion
Chapter 4: Materials and Their Weldability
Carbon equivalency
Classification of steels
Alloying elements
Material properties
Heat treatment of steels
Chapter 5: Welding Processes
Manual metal arc (MMA)/shielded metal arc welding (SMAW)
Metal inert gas (MIG)/metal active gas (MAG)/gas metal arc welding (GMAW)
Flux-cored arc welding (FCAW)
Tungsten inert gas (TIG)/gas tungsten arc welding (GTAW)
Submerged arc welding (SAW)
Chapter 6: Non-destructive and Destructive Testing
Liquid penetrant testing (PT)
Magnetic particle testing (MT)
Ultrasonic testing (UT)
Radiographic testing (RT)
Tension tests
Bend tests
Charpy tests
Hardness testing
Macro samples
Micro samples
Fillet fracture test
Butt weld fracture test (nick break)
Chapter 7: Fracture Modes and Welding Defects
Imperfection categories
Hydrogen-induced cold cracking (HICC)
Solidification cracking
Reheat cracking
Lamellar tearing
Weld decay
Porosity
Solid inclusions
Lack of fusion
Incomplete root penetration
Root concavity
Excessive root penetration
Overlap
Underfill
Undercut
Crater pipe
Burn-through
Root oxidation
Arc strike
Spatter
Magnetic arc blow
Chapter 8: Codes, Standards and Documentation
Codes and standards
The PED and UK PER
Welding procedure qualifications
Procedure qualification record (PQR)
Welding procedure specification (WPS)
Welder qualifications
Chapter 9: Health and Safety
Health and Safety at Work Act
Electrical safety
Welding/cutting process safety
Personal protective equipment (PPE)
Gases and fumes
COSHH and workplace exposure limits (WEL)
Lifting equipment/pressure system requirements
Hand tools and grinding machines
Other precautions before welding starts
Causes of accidents
Permit-to-work
Tanks and drums
Index
Introduction
A 10 Minute Guide
1 What is the difference between the main welding processes? (four minutes)
2 Why use welding symbols? (one minute)
3 What are codes and standards? (one minute)
4 What is welding procedure qualification? (one minute)
5 Why does a welder need qualification? (one minute)
6 What are welding defects? (two minutes)
Chapter 1: Abbreviations, Terminology and Welding Symbols
Abbreviations
Common terms
Joint terminology
Weld terminology
Drawing rules and weld symbols
Chapter 2: Duties of a Welding Inspector
Before welding
During welding
After welding
Repairs
Chapter 3: Analysis of a Fusion Weld
Components of a welded joint
What makes a good fusion weld?
Weld joint: preparation methods
Weld joint: shape
Residual stress and distortion
Minimising stresses and distortion
Chapter 4: Materials and Their Weldability
Carbon equivalency
Classification of steels
Alloying elements
Material properties
Heat treatment of steels
Chapter 5: Welding Processes
Manual metal arc (MMA)/shielded metal arc welding (SMAW)
Metal inert gas (MIG)/metal active gas (MAG)/gas metal arc welding (GMAW)
Flux-cored arc welding (FCAW)
Tungsten inert gas (TIG)/gas tungsten arc welding (GTAW)
Submerged arc welding (SAW)
Chapter 6: Non-destructive and Destructive Testing
Liquid penetrant testing (PT)
Magnetic particle testing (MT)
Ultrasonic testing (UT)
Radiographic testing (RT)
Tension tests
Bend tests
Charpy tests
Hardness testing
Macro samples
Micro samples
Fillet fracture test
Butt weld fracture test (nick break)
Chapter 7: Fracture Modes and Welding Defects
Imperfection categories
Hydrogen-induced cold cracking (HICC)
Solidification cracking
Reheat cracking
Lamellar tearing
Weld decay
Porosity
Solid inclusions
Lack of fusion
Incomplete root penetration
Root concavity
Excessive root penetration
Overlap
Underfill
Undercut
Crater pipe
Burn-through
Root oxidation
Arc strike
Spatter
Magnetic arc blow
Chapter 8: Codes, Standards and Documentation
Codes and standards
The PED and UK PER
Welding procedure qualifications
Procedure qualification record (PQR)
Welding procedure specification (WPS)
Welder qualifications
Chapter 9: Health and Safety
Health and Safety at Work Act
Electrical safety
Welding/cutting process safety
Personal protective equipment (PPE)
Gases and fumes
COSHH and workplace exposure limits (WEL)
Lifting equipment/pressure system requirements
Hand tools and grinding machines
Other precautions before welding starts
Causes of accidents
Permit-to-work
Tanks and drums
Index