CEN/TC 155
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 30809 | EN 1796:2006/prA1 | Plastics piping systems for water supply with or without pressure - Glass-reinforced thermosetting plastics (GRP) based on unsaturated polyester resin (UP) | Izstrādē |
| 31029 | EN ISO 22391-2:2009 | Plastics piping systems for hot and cold water installations - Polyethylene of raised temperature resistance (PE-RT) - Part 2: Pipes (ISO 22391-2:2009) | Izstrādē |
| 80344 | FprCEN/TS 1852-2 | Plastics piping systems for non-pressure underground drainage and sewerage - Polypropylene (PP) - Part 2: Guidance for the assessment of conformity | Izstrādē |
| 32916 | EN ISO 15877-1:2009/A1:2010 | Plastics piping systems for hot and cold water installations - Chlorinated poly(vinyl chloride) (PVC-C) - Part 1: General - Amendment 1 (ISO 15877-1:2009/AMD 1:2010) | Izstrādē |
| 74481 | prEN 12106 rev | Plastics piping systems - Polyethylene (PE) and crosslinked polyethylene (PE-X) pipes - Test method for the resistance to internal pressure after application of squeeze-off | Izstrādē |
| 25165 | EN ISO 13477:2008 | Thermoplastics pipes for the conveyance of fluids - Determination of resistance to rapid crack propagation (RCP) - Small-scale steady-state test (S4 test) (ISO 13477:2008) | Izstrādē |
| 33026 | prCEN/TR 1565-2 | Plastics piping systems for soil and waste discharge (low and high temperature) within the building structure - Styrene-copolymer blends (SAN+PVC) - Part 2: Guidance for the assessment of conformity | Izstrādē |
| 33031 | prCEN/TR 1046 | Plastics piping and ducting systems - Systems outside building structures for the conveyance of water or sewage - Practices for installation above and below ground itle of the merged work item | Izstrādē |
| 76401 | EN 17176-2:2019+A1:2022 | Plastics piping systems for water supply and for buried and above ground drainage, sewerage and irrigation under pressure - Oriented unplasticized poly(vinyl chloride) (PVC-O) - Part 2: Pipes | Izstrādē |
| 76155 | FprEN ISO 15875-5 | Plastics piping systems for hot and cold water installations - Crosslinked polyethylene (PE-X) - Part 5: Fitness for purpose of the system (ISO/FDIS 15875-5:2025) | Izstrādē |
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