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IntroductionDuring the MIG-MAG process, the contact tip can be mounted in the welding gun in different ways. This can have quite an impact on the welding result. The following story
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Solid inclusions in welded joints
Solid inclusions in welded joints have a negative effect on the integrity of a welded joint. If they are present in large quantities, they can even cause the joint to
Cavities in welded joints
Cavities in welded joints have a detrimental effect on the integrity of a welded joint. The presence of large cavities may even cause the joint to fail. Broadly speaking, there
Standards in welding technology – the mystery of the naming
Standards and their naming conventions There are many standards in welding technology. There are a good few hundred of them. And they are all given a unique name. The name
Standards in welding technology – what are they?
Introducing standards Welding is a joining technique that is considered a special process. The result depends on a great many factors. Think of the mastery of welding parameters, the circumstances,
Cracks in welded joints
Introduction - cracks As you have read in the introductory article on welding imperfections, the classification of the various imperfections is laid down in the standard NEN-EN-ISO 6520-1:2007. In this
Welding imperfections
An imperfection is not a defect yet When a weld is made there will always be welding imperfections present. The question is whether these are acceptable. In many cases they
Safety – The relationship between rules and behaviour
Rules and behaviourWe have been building a system of laws and rules, procedures and protocols for a long time. An important goal of this is to increase safety on the
Safety – What is it? Part 2
Instinctive natural behaviourHow does our instinctive natural behaviour affect our safety in the modern industrial working environment? In other words: can we make good use of our naturally developed instincts