CEN/TC 155
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 6189 | ISO/CD 13480 | Plastics piping systems - Resistance to crack propagation - Test method for notched and coned pipes with nominal sizes less than or equal to 63 millimeters (cone test) | Izstrādē |
| 6191 | EN 1716:1997 | Plastics piping systems - Polyethylene (PE) tapping tees - Test method for impact resistance of an assembled tapping tee | Izstrādē |
| 73612 | - | Thermoplastic piping systems - Test methods for the determination of barrier properties of PE piping systems buried in contaminated soils Part 2: Permeation of model substances through metal barrier layers of PE pipes based on diffusion coefficient | Izstrādē |
| 78272 | EN 13476-1:2025 | Plastics piping systems for non-pressure underground drains and sewers - Structured-wall piping systems of plasticized poly(vinyl chloride) (PVC-U), polypropylene (PP) and polyethylene (PE) - Part 1: General requirements and performance characteristics | Izstrādē |
| 6181 | - | Plastics piping systems for underground drainage and sewerage under pressure - Glass-reinforced thermosetting plastics (GRP) based on epoxy resin (EP) - Part 5: Fitness for purpose of the system | Izstrādē |
| 68120 | CEN ISO/TS 21003-7:2019 | Multilayer piping systems for hot and cold water installations inside buildings - Part 7: Guidance for the assessment of conformity (ISO/TS 21003-7:2019) | Izstrādē |
| 61676 | EN ISO 11299-3:2018 | Plastics piping systems for renovation of underground gas supply networks - Part 3: Lining with close-fit pipes (ISO 11299-3:2018) | Izstrādē |
| 66130 | EN ISO 13257:2018 | Thermoplastics piping systems for non-pressure applications - Test method for resistance to elevated temperature cycling (ISO 13257:2018) | Izstrādē |
| 6174 | CEN/TC 155 N 1085 | Plastics piping systems for subsoil drainage - Determination of brittle fracture on pipe | Izstrādē |
| 41403 | EN 1451-1:2017 | Plastics piping systems for soil and waste discharge (low and high temperature) within the building structure - Polypropylene (PP) - Part 1: Specifications for pipes, fittings and the system | Izstrādē |
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