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BS EN 549:2019+A2:2024/A3 EN 549:2019+A2:2024/prA3 Rubber materials for seals and diaphragms for gas appliances and gas equipment

Source:
CEN
Committee:
PRI/70 - Elastomeric seals for joints in pipework and pipelines
Categories:
Pipe and hose assemblies. Seals
Comment period start date:
Comment period end date:
Number of comments:
8

Comment by:

Scope

Add the following after the first paragraph:

“NOTE Within the energy transition hydrogen () is playing an important role. The gas definition according to EN 437 does not consider nor (renewable) Dimethyl ether ((r)DME) within the gas families, yet. Therefore, the normative scope of this document does not cover nor (r)DME application.

The informative Annexes E and F specify additional requirements and associated test methods for rubber materials used in gas installations, gas equipment and gas appliances that are intended to be used in contact with or (r)DME.”

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Please email further comments to: debbie.stead@bsigroup.com

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