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NS EN 549 Ed. 1 (1995)现行

Rubber Materials For Seals And Diaphragms For Gas Appliances And Gas Equipment

出版：Norwegian Standards (Norges Standardiseringsforbund)

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基本信息

标准编号： NS EN 549 Ed. 1 (1995)

标准类别：Standard

出版单位：Norwegian Standards (Norges Standardiseringsforbund)

标准页数：0

标准简介

Specifies requirements and associated test methods for vulcanized rubber materials used in gas appliance and equipment in contact with 1st, 2nd, and 3rd family combustible gases. Also establishes a classification based on temperature range and hardness. Applies to materials from which are manufactured homogeneous or reinforced diaphragms. Does not apply to seals and diaphragms for devices in gas transmission systems nor in equipment used in 1st and 2nd family gas distribution systems.

标准备注

Supersedes NS EN 278, NS EN 279 & NS EN 291 (08/2003)

本标准替代的旧标准

NS EN 278 Ed. 1 (1991)

NS EN 279 Ed. 1 (1991)

NS EN 291 Ed. 1 (1992)

等同采用的国际标准

NEN EN 549:1995 - Identical

BS EN 549:1995 - Identical

DIN EN 549 (1995-04) - Identical

NBN EN 549:1995 - Identical

SN EN 549:1995 - Identical