<![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 2531:1979/Add 1:1980]]> /cms/render/live/es/sites/isoorg/contents/data/standard/00/74/7470.html Normas y proyectos de Ïã¸ÛÁùºÏ²Ê¿ª½± Ïã¸ÛÁùºÏ²Ê¿ª½±.org 60 /modules/isoorg-template/img/iso/favicon/red/favicon1.ico http://www.iso.org/ <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 2531:1979/Add 1:1980]]> <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 2531:1979/Add 1:1980 - Ductile iron pipes, fittings and accessories for pressure pipe-lines — Addendum 1]]> /cms/render/live/es/sites/isoorg/contents/data/standard/00/74/7470.html /cms/render/live/es/sites/isoorg/contents/data/standard/00/74/7470.html 1987-01-01