CEN/TC 155
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 6280 | - | Plastics piping systems for renovation of underground drainage and sewerage networks under pressure - Part 1: General | Izstrādē |
| 6231 | - | Plastics piping systems for buried ducting - Polypropylene (PP) - Part 5: Fitness for purpose of the system | Izstrādē |
| 6294 | - | Plastics piping systems for industrial applications - Unplasticized, chlorinated and high impact poly(vinyl chloride) (PVC-U, PVC-C and PVC-HI) - Part 2: Recommended practice for installation | Izstrādē |
| 6295 | - | Plastics piping systems for industrial applications - Unplasticized, chlorinated and high impact poly(vinyl chloride) (PVC-U, PVC-C and PVC-HI) - Part 3: Assessment of conformity | Izstrādē |
| 6299 | - | Plastics piping systems for industrial applications - Glass-reinfored thermosetting plastics (GRP) based on unsaturated polyester resin (UP) - Below ground assembled from standard components - Part 4: Ancillary equipment | Izstrādē |
| 6292 | - | Plastics piping systems for industrial applications - Polybutylene (PB), polyethylene (PE) and polypropylene (PP) - Part 3: Assessment of conformity | Izstrādē |
| 81138 | - | Plastics piping systems for non-pressure underground drainage and sewerage - Durability test method for products | Izstrādē |
| 6298 | - | Plastics piping systems for industrial applications - Glass-reinforced thermosetting plastics (GRP) based on unsaturated polyester resin (UP) - Below ground assembled from standard components - Part 3: Fittings | Izstrādē |
| 6326 | - | Plastics piping systems for non-pressure drainage and sewerage - Unsaturated polyester resin concrete (RCP) | Izstrādē |
| 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 |
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