CEN/TC 155
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 6337 | EN 1852-1:1997/A1:2002 | Plastics piping systems for non-pressure underground drainage and sewerage - Polypropylene (PP) - Part 1: Specifications for pipes, fittings and the system | Atcelts |
| 6335 | - | Plastics piping systems - Glass-reinforced thermosetting plastics (GRP) pipes - Determination of the long-term specific ring relaxation stiffness under wet conditions and calculation of the wet relaxation factor (ISO/DIS 14828:1999) | Izstrādē |
| 6334 | prEN 14636-2 | Plastics piping systems for non-pressure drainage and sewerage - Polyester Resin Concrete (PRC) - Part 2: Manholes and inspection chambers | Izstrādē |
| 6333 | LVS EN 14636-1:2010 | Plastics piping systems for non-pressure drainage and sewerage - Polyester resin concrete (PRC) - Part 1: Pipes and fittings with flexible joints | Standarts spēkā |
| 6333 | EN 14636-1:2009 | Plastics piping systems for non-pressure drainage and sewerage - Polyester resin concrete (PRC) - Part 1: Pipes and fittings with flexible joints | Izstrādē |
| 6332 | EN 580:2003 | Plastics piping systems - Unplasticized poly(vinyl chloride) (PVC-U) pipes - Test method for the resistance to dichloromethane at a specified temperature (DCMT) | Atcelts |
| 6332 | LVS EN 580:2003 | Plastics piping systems - Unplasticized poly(vinyl chloride) (PVC- U) pipes - Test method for the resistance to dichloromethane at a specified temperature (DCMT) | Atcelts |
| 6331 | EN ISO 7686:2005 | Plastics pipes and fittings - Determination of opacity (ISO 7686:2005) | Izstrādē |
| 6331 | LVS EN ISO 7686:2005 | Plastics pipes and fittings - Determination of opacity | Standarts spēkā |
| 6330 | - | Plastics piping systems - Glass-reinforced thermosetting plastics (GRP) pipes - Determination of the long-term specific ring creep stiffness under wet conditions and calculation of the wet creep factor (ISO/DIS 10468:1999) | Izstrādē |
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