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Quality requirements for fusion welding of metallic materials (NS-EN ISO 3834 )

EN ISO 3834 is a standard that ensures that quality is maintained in the field of welding. You could say that it is a framework that describes how to achieve a well-functioning quality system in the execution of various welding applications. The standard defines three levels of quality, depending on the type of welding performed.

The standard is currently used in most countries. However, many companies have not yet realized the benefits of implementing a quality system according to this standard. The requirements may come from other standards, as well as from customers or authorities. For example, NS-EN 1090-2:2018 refers to this standard.

"Good and accessible digital services strengthen the company's dialog and provide good production flows"

Purpose of the quality management system and certification:

  • Meeting customer demands
  • Work according to a quality system specific to the performance of welding that is well known and used around the world.
  • Maintain / test the technical competence of the company
  • Minimize costs and risks caused by lack of quality
  • Ensure ongoing development of production

ISO 3834-1: 2005 provides criteria for selecting the appropriate quality requirement for welding of metallic materials from the three levels specified in:

  • NS-EN ISO 3834-2:2005 Quality requirements for fusion welding of metallic materials - Part 2: Comprehensive quality requirements.
  • NS-EN ISO 3834-3: 2005 Quality requirements for fusion welding of metallic materials - Part 3: Standard quality requirements.
  • NS-EN ISO 3834-4: 2005. Quality requirements for fusion welding of metallic materials - Part 4: Elementary quality requirements.

This applies to production, both in workshops and at field installation sites.

The properties of welded products cannot be verified by testing alone, it is ensured by controlling the production process. If welding production processes are managed according to EN ISO 3834, it is recognized that the quality of the welds in the final product will meet the specified criteria.
Weld IT offers a tailor-made IT system, as well as help and guidance during the introduction of the quality system, right up to certification.

Weld IT takes management challenges in digital transformation processes very seriously. We have a user-friendly interface that provides efficient dialog and use, in addition to providing the professional and system support that each company will need.

It's important that managers take active ownership of the process when the company becomes more digital. At the same time, all employees must be involved in the process, and there must be room for enthusiasts and change agents.

Welding at a metal engineering from freepik

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