CEN/TC 155
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 5854 | prEN 1852-3 | Plastics piping systems for non-pressure underground drainage and sewerage - Polypropylene (PP) - Part 3: Fittings | Izstrādē |
| 5856 | prEN 1852-5 | Plastics piping systems for non-pressure underground drainage and sewerage - Polypropylene (PP) - Part 5: Fitness for purpose of the system | Izstrādē |
| 34788 | prEN 579 rev | Plastics piping systems - Crosslinked polyethylene (PE-X) pipes - Determination of degree of crosslinking by solvent extraction | Izstrādē |
| 37041 | prEN ISO 11297-3 | Plastics piping systems for renovation of underground drainage and sewerage networks under pressure - Part 3: Lining with close-fit pipes (ISO 11297-3:2013) | Atcelts |
| 79759 | prEN ISO 11300-2 | Piping systems for rehabilitation of underground drains, sewers and water supply networks-Part 2: Thermoset composite materials (ISO/DIS 11300-2:2025) | Aptauja slēgta |
| 80261 | prEN ISO 11300-4 | Piping systems for rehabilitation of underground drains, sewers and water supply networks - Part 4: Thermoplastic composite materials (ISO/DIS 11300‑4:2025) | Aptauja |
| 78475 | prEN ISO 11301-1 | Piping systems for rehabilitation of underground gas supply networks - Part 1: Polyethylene (PE) material (ISO/DIS 11301‑1:2025) | Aptauja slēgta |
| 81259 | prEN ISO 11301-5 | Piping systems for rehabilitation of underground gas supply networks -- Part 5: Unplasticized Polyamide (PA-U) material | Izstrādē |
| 76044 | prEN ISO 1167-2 rev | Thermoplastics pipes, fittings and assemblies for the conveyance of fluids - Determination of the resistance to internal pressure - Part 2: Preparation of pipe test pieces (ISO 1167-2:2006) | Izstrādē |
| 81829 | prEN ISO 1167-2 rev | Thermoplastics pipes, fittings and assemblies for the conveyance of fluids — Determination of the resistance to internal pressure — Part 2: Preparation of pipe test pieces | Izstrādē |
Displaying 1431-1440 of 1462 results.