CEN/TC 155
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 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 |
| 6208 | - | Plastics piping systems for hot and cold domestic water supply, floor heating and central heating - Polyethylene (PE) - Part 3: Fittings | Izstrādē |
| 6307 | - | 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 5: Fitness for purpose of the system | 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 |
| 6252 | - | Plastics piping systems for agricultural land drainage - Polyolefine systems - Part 3: Fittings | Izstrādē |
| 70855 | - | Plastics piping systems for soil and waste discharge (low and high temperature) within the building structure. Polypropylene with mineral modifiers (PP-MD) and polypropylene multi-layer with / without mineral modifiers (PP-MD). Specifications for pipes and the system | Izstrādē |
| 6223 | - | Plastics piping systems for buried ducting - Polyethylene (PE) - Part 2: Pipes | Izstrādē |
| 6231 | - | Plastics piping systems for buried ducting - Polypropylene (PP) - Part 5: Fitness for purpose of the system | Izstrādē |
| 5993 | - | Plastics piping systems for chemical fluids - Glass-reinforced thermosetting plastics based on epoxy resin (GRP-EP) - Part 6: Code of practice | Izstrādē |
| 6014 | - | Plastics piping systems for underground irrigation - Unplasticized poly(vinyl chloride) (PVC-U) - Part 3: Fittings | Izstrādē |
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