In Germany “DVGW – German Technical and Scientific Association for Gas and Water” is the competence network for all questions related to gas and water. DVGW CERT GmbH is the largest gas and water industry certification body in Europe, covering all the certification procedures required in the gas and water. DVGW Deutsche Vereinigung des Gas- und Wasserfaches e.V.. Technisch- wissenschaftlicher Verein. Josef-Wirmer-Str D Bonn. Telefon: +49 (0)
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DVGW – Innovation and setting standards in the gas and water sectors
The test starts with the full disclosure of the recipe. This is very important for the hygienic- microbiological point of view. Imprint Terms Print Sitemap. Service Portfolio Testing and Certification.
The main objective of all certification work is to ensure that there are no safety, hygiene or environmental objections to the products and companies certified. Safety and Security Technical Safety Gas.
Testing and Certification
The recipe must, dependent on the type of material, be in accordance with the w20 positive list of elastomer guideline, KTW guideline or coating guideline. The recipe means the detailed chemical composition of the material from which the product is made.
The certificate automatically becomes invalid ddvgw the requirements, even for the composition, change, or if the recipe or production is modified. Under certain conditions, a prolongation for further five years is possible. Impartiality, quality and reliability are the top priorities in certification work.
In addition it cooperates with more than 40 DVGW-recognized testing laboratories in the field of gas technology, electrical engineering, mechanical engineering, material testing, plastics, drinking water and hygiene.
Water treatment Water transmission Water distribution network House connection Dams and hydropower Irrigation Fire protection network Industrial water applications Sewage and treatment. It is necessary that in addition to various technical and mechanical requirement also be guaranteed the hygienic. Vocational Training and Qualifications. Standardisation List of English Standards.
For disclosure of recipe all the substances and additives have to be identified. Safety and Quality Management. Gas and Energy Transition Integrated Energy.
DVGW W , DIN EN – TZW | Technologiezentrum Wasser
DVGW standard W describes a method for the assessment of enhancement of microbial growth on non-metallic materials in contact with drinking water. Materials which are used in the drinking water sector, must have a surface which excludes an unwanted surface fouling by microorganism. List of English Standards. DVGW W – Drinking water approval for materials Dvtw which are used in the drinking water sector, must have a surface which excludes an unwanted surface fouling by microorganism.
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Testing and Certification Ensuring evgw, hygiene and quality standards. Together with test laboratories, the company certifies and monitors gas and water industry products, quality and environmental management systems to DIN EN ISO ff.
DVGW: Testing and Certification
The validity of a W test certificate is based on elsewhere specified regulations but ends 5 years after date of issue. With a DVGW CERT certificate, product manufacturers, specialist companies, utilities and experts can demonstrate to their customers and q270 partners that they comply with the state of the art in their field of activities.
Gas and Energy Transition.
Information and Know-How Transfer.