<![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 21138-1:2007]]> /cms/render/live/en/sites/isoorg/contents/data/standard/04/00/40026.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± 21138-1:2007]]> <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 21138-1:2007 - Plastics piping systems for non-pressure underground drainage and sewerage — Structured-wall piping systems of unplasticized poly(vinyl chloride) (PVC-U), polypropylene (PP) and polyethylene (PE) — Part 1: Material specifications and performance criteria for pipes, fittings and system]]> /cms/render/live/en/sites/isoorg/contents/data/standard/04/00/40026.html /cms/render/live/en/sites/isoorg/contents/data/standard/04/00/40026.html 2020-01-20