CEN/TC 155
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 82629 | - | Plastic piping systems — Guidance for material related parameters for functional design of buried thermoplastics piping systems | Izstrādē |
| 73613 | - | Thermoplastic piping systems - Test methods for the determination of barrier properties of PE piping systems buried in contaminated soils Part 1: Permeation of model substances through plastic barrier layers of PE pipes based on diffusion coefficient | Izstrādē |
| 73611 | - | Thermoplastics piping systems — Test method for the determination of barrier properties — Part 3: Permeation of model substances based on synthetic petroleum blend through metal barrier layers of PE pipes | Izstrādē |
| 33039 | - | Plastics piping systems for soil and waste discharge (low and high temperature) within the building structure - Polypropylene with mineral modifier(s) (PP-MD) - Part 1: Specifications for pipes, fittings and the system | Izstrādē |
| 80629 | - | Plastics piping systems for non-pressure underground drains and sewers – General requirements for pipes, fittings and the system | Izstrādē |
| 59532 | - | Plastics piping systems - Components for storm water handling - Specifications for storm water boxes made of PP and PVC | Izstrādē |
| 6207 | - | Plastics piping systems for hot and cold domestic water supply, floor heating and central heating - Polyethylene (PE) - Part 2: Pipes | Izstrādē |
| 6209 | - | Plastics piping systems for hot and cold domestic water supply, floor heating and central heating - Polyethylene (PE) - Part 4: Ancillary equipment | Izstrādē |
| 6183 | - | Plastics piping systems for underground drainage and sewerage under pressure - Glass-reinforced thermosetting plastics (GRP) based on epoxy resin (EP) - Part 7: Assessment of conformity | Izstrādē |
| 6212 | - | Plastics piping systems for hot and cold domestic water supply, floor heating and central heating - Polyethylene (PE) - Part 7: Assessment of conformity | Izstrādē |
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