CEN/TC 155
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 6177 | - | Plastics piping systems for underground drainage and sewerage under pressure - Glass-reinforced thermosetting plastics (GRP) based on epoxy resin (EP) - Part 1: General | Izstrādē |
| 6149 | - | Plastics piping systems for water supply - Polypropylene (PP) - Part 7: Assessment of conformity | Izstrādē |
| 6042 | - | Plastics piping systems - Plastics pipes - Test method for longitudinal reversion | Izstrādē |
| 6017 | - | Plastics piping systems for underground irrigation - Unplasticized poly(vinyl chloride) (PVC-U) - Part 6: Code of practice | Izstrādē |
| 6016 | - | Plastics piping systems for underground irrigation - Unplasticized poly(vinyl chloride) (PVC-U) - Part 5: Fitness for purpose of the system | Izstrādē |
| 6013 | - | Plastics piping systems for underground irrigation - Unplasticized poly(vinyl chloride) (PVC-U) - Part 2: Pipes without or with (integral) socket | Izstrādē |
| 6041 | - | Unplasticized poly (vinyl chloride) (PVC) pipes - Determination of longitudinal reversion | Izstrādē |
| 6012 | - | Plastics piping systems for underground irrigation - Unplasticized poly(vinyl chloride) (PVC-U) - Part 1: General | Izstrādē |
| 6014 | - | Plastics piping systems for underground irrigation - Unplasticized poly(vinyl chloride) (PVC-U) - Part 3: Fittings | Izstrādē |
| 5993 | - | Plastics piping systems for chemical fluids - Glass-reinforced thermosetting plastics based on epoxy resin (GRP-EP) - Part 6: Code of practice | Izstrādē |
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