ISO 21138-2 : 2007(R2011)现行
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 2: PIPES AND FITTINGS WITH SMOOTH EXTERNAL SURFACE, T
出版：International Organization for Standardization
专家解读视频
Specifies the definitions and requirements for pipes with a smooth external surface (Type A), fittings and systems based on unplasticized poly(vinyl chloride) (PVC-U), polypropylene (PP) and polyethylene (PE) structured-wall piping in the field of non-pressure systems for underground drainage and sewerage.
NEN ISO 21138-2 : 2008 - Identical
SANS 21138-2 : 1ED 2008(R2014) - Identical
NBR ISO 21138-2 : 2016 - Identical
NEN ISO 21138-2 : 2008 - Identical
SANS 21138-2 : 1ED 2008(R2014) - Identical
NBR ISO 21138-2 : 2016 - Identical
