The Welding Institute

Industry Technical Information and Knowledge


What is Welding? - A Definitive Guide

Welding is a process where two or more parent materials are joined through heat and pressure. Heat and pressure...

What is Welding Inspection? - A Definitive Guide

Welding inspection typically consists of a series of quality control checks carried out by welding inspectors...

What is Fitness for Service? – Definition and Evaluation

Fitness-for-Service (FFS) (also referred to as Fitness-for-Purpose) is an assessment that is carried out...

What is Corrosion? - A Definitive Guide

Corrosion is understood as the process of degradation of a metal or alloy that results in the loss of material…

Anodising is an electrochemical surface treatment used to promote and increase the formation of an anodic…

Fracture mechanics is a methodology that uses the study of material properties to predict and diagnose…


What is Magnetic Particle Testing? - A Definitive Guide

Magnetic Particle Testing, also known as Magnetic Particle Inspection (MPI) is the process whereby a…

Find Out About Structural Integrity and Failure 

Structural Integrity is the ability of a component, structure or asset to operate at optimum level under the

Eddy Current Testing Process– A Definitive Guide

Eddy current testing (also known as eddy current inspection) is a method used in non-destructive testing…

Quality assurance (QA) is an aspect of quality management that is responsible for the implementation of…

Stress corrosion cracking (SCC) is the propagation of often branched cracks in a material within a corrosive…

Hot cracking (also known as solidification cracking) is the formation process of shrinkage cracks during the…

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