?NORM EN 549:2023 08 15现行
Rubber materials for seals and diaphragms for gas appliances and gas equipment
出版：
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基本信息
标准编号： ?NORM EN 549:2023 08 15
标准类别：Test Method
出版单位：
标准页数：0
标准简介
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.
等同采用的国际标准
EN 549:2019+A1:2023 - Identical
