CEN/TC 155
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 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 |
| 70854 | - | Plastics piping systems for soil and waste discharge (low and high temperature) within the building structure. Polyethylene with mineral modifiers (PP-MD) and polyethylene multi-layer with / without mineral modifiers (PE-MD). Specifications for pipes and the system | Izstrādē |
| 6323 | - | Plastics piping systems for non-pressure drainage and sewerage - Polymer concrete based on unsaturated polyester resin (UP) - Part 4: Ancillary equipment | Izstrādē |
| 6289 | - | Plastics piping systems for renovation of industrial pipelines - Part 6: Lining with inserted hoses | Izstrādē |
| 6302 | - | Plastics piping systems for industrial applications - Glass-reinforced thermosetting plastics (GRP) based on unsaturated polyester resin (UP) - Below ground assembled from standard components - Part 7: 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 |
| 6303 | - | Plastics piping systems for industrial applications - Glass-reinforced thermosetting plastics (GRP) based on various types of resins - Above and below ground assembled from custom made components - Part 1: General | Izstrādē |
| 6301 | - | Plastics piping systems for industrial applications - Glass-reinforced thermosetting plastics (GRP) based on unsaturated polyester resin (UP) - Below ground assembled from standard components - Part 6: Recommended practice for installation | Izstrādē |
| 6256 | - | Plastics piping systems for agricultural land drainage - Polyolefine systems - Part 7: Assessment of conformity | Izstrādē |
| 6255 | - | Plastics piping systems for agricultural land drainage - Polyolefine systems - Part 6: Recommended practice for installation | Izstrādē |
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