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12. September 2024

New certification programme ZP 4500 ‘Supplementary tests for metallic connectors for gaseous fuels for a hydrogen content of up to 100 % by volume’ is published.

DVGW CERT GmbH publishes the certification programme ZP 4500 ‘Supplementary tests for metallic connectors for gaseous fuels for a hydrogen content of up to 100 % by volume’

The certification programme describes the supplementary tests required to qualify metallic connectors for use with up to 100 % hydrogen by volume. The ZP currently covers press fittings in accordance with DVGW G 5614. The scope of the metallic connectors covered by this certification programme can be extended as required.


DVGW CERT GmbH will be happy to answer any questions or suggestions you may have. Applications can be submitted immediately.