UNI EN 549:2023
Current
Current
The latest, up-to-date edition.
Rubber materials for seals and diaphragms for gas appliances and gas equipment
Published date
22-06-2023
This document specifies requirements and associated test methods for rubber materials used in gas installations, gas equipment and gas appliances in contact with 1st, 2nd and 3rd family combustible gases as classified in EN 437:2018, additionally LPG, bio methane and bio LPG, in the same quality, are covered.
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