<![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 6934-1:1991]]> /cms/render/live/es/sites/isoorg/contents/data/standard/01/34/13453.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± 6934-1:1991]]> <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 6934-1:1991 - Steel for the prestressing of concrete — Part 1: General requirements]]> /cms/render/live/es/sites/isoorg/contents/data/standard/01/34/13453.html /cms/render/live/es/sites/isoorg/contents/data/standard/01/34/13453.html 2021-01-26