<![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 28921-1:2013]]> /cms/render/live/en/sites/isoorg/contents/data/standard/05/97/59734.html Ïã¸ÛÁùºÏ²Ê¿ª½± standards and projects Ïã¸ÛÁùºÏ²Ê¿ª½±.org 60 /modules/isoorg-template/img/iso/favicon/red/favicon1.ico http://www.iso.org/ <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 28921-1:2013]]> <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 28921-1:2013 - Industrial valves — Isolating valves for low-temperature applications — Part 1: Design, manufacturing and production testing]]> /cms/render/live/en/sites/isoorg/contents/data/standard/05/97/59734.html /cms/render/live/en/sites/isoorg/contents/data/standard/05/97/59734.html 2022-05-12