CEN/TC 155
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 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 |
| 5974 | - | Plastics piping systems for irrigation - Polyethylene (PE) - Part 5: Fitness for purpose | Izstrādē |
| 6257 | - | Plastics piping systems - Behaviour of glass-reinforced thermosetting plastics (GRP) materials in fire - Definitions, requirements and test methods | Izstrādē |
| 5992 | - | Plastics piping systems for chemical fluids - Glass-reinforced thermosetting plastics based on epoxy resin (GRP-EP) - Part 5: Fitness for purpose of the system | 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 |
| 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 |
| 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 |
| 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 |
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