Quality Certification in welding production according to EN ISO 3834

This standard deals with the quality requirements for fusion welding of metallic materials in order to determine the necessary controls and procedures. EN ISO 3834 can not replace the standard of quality of ISO 9001, but it is a good amendment, if the company already has implemented ISO 9001 standard. EN ISO 3834 is used in fusion metal welding, and its application is independent of the type of product. The main objective of ISO 3834 is to define the requirements in the field of welding, so that the parties to the contract or regulatory bodies do not have to deal with it. This provides the manufacturer, that with reference to a particular part of this standard, to demonstrates the ability to perform welding procedures on his products. Standard specifies requirements for quality in welding in the workshop and on site, and if necessary, demonstrate the ability of a manufacturer to produce welded construction in accordance with the required criteria. It can also be used as a basis for assessing the appropriateness of the manufacturer for the manufacture of products of the required quality.

To confirm the characteristics of welded products it is not sufficient to carry out the final inspection, but a guarantee of quality product is achieved with full control of the production process. If the processes in welding production are controlled in accordance with EN ISO 3834 that is sufficient guarantee that the welded joints in the final product will reach the intended quality.

Welding is a special procedure and therefore the assessment of all processes introduced by the manufacturer in the welding production in order to achieve specified quality, requires a highly skilled staff that performes the assessment of the company according to EN ISO 3834. Evaluators of the Institute of Welding can help you in gaining accredited certificates for the following levels:

  • EN ISO 3834-2: Quality requirements for fusion welding of metallic materials – Part 2: General quality requirements
  • EN ISO 3834-3: Quality requirements for fusion welding of metallic materials – Part 3: Standard quality requirements
  • EN ISO 3834-4: Quality requirements for fusion welding of metallic materials – Part 4: Elementary quality requirements

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