<![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 21809-1:2018]]> /cms/render/live/es/sites/isoorg/contents/data/standard/06/53/65345.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± 21809-1:2018]]> <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 21809-1:2018 - Petroleum and natural gas industries — External coatings for buried or submerged pipelines used in pipeline transportation systems — Part 1: Polyolefin coatings (3-layer PE and 3-layer PP)]]> /cms/render/live/es/sites/isoorg/contents/data/standard/06/53/65345.html /cms/render/live/es/sites/isoorg/contents/data/standard/06/53/65345.html 2024-08-28