CEN/TC 155
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 72930 | prEN ISO 12162 rev | Thermoplastics materials for pipes and fittings for pressure applications - Classification, designation and design coefficient | Izstrādē |
| 72931 | EN ISO 13844:2022 | Plastics piping systems - Elastomeric-sealing-ring-type socket joints for use with plastic pipes - Test method for leaktightness under negative pressure, angular deflection and deformation (ISO 13844:2022) | Izstrādē |
| 72931 | LVS EN ISO 13844:2022 | Plastics piping systems - Elastomeric-sealing-ring-type socket joints for use with plastic pressure pipes - Test method for leak tightness under negative pressure, angular deflection and deformation (ISO 13844:2022) | Standarts spēkā |
| 73394 | LVS EN 1519-1:2019/AC:2021 | Plastics piping systems for soil and waste discharge (low and high temperature) within the building structure - Polyethylene (PE) - Part 1: Requirements for pipes, fittings and the system | Standarts spēkā |
| 73394 | EN 1519-1:2019/AC:2021 | Plastics piping systems for soil and waste discharge (low and high temperature) within the building structure - Polyethylene (PE) - Part 1: Requirements for pipes, fittings and 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 |
| 74055 | EN 17176-2:2019/prA1 | 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 |
| 74321 | CEN/TS 17176-3:2022 | 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 3: Fittings | Izstrādē |
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