CEN/TC 155
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 23093 | prEN 1447 rev | Plastics piping systems - Glass-reinforced thermosetting plastics (GRP) pipes - Determination of long-term resistance to internal pressure | Izstrādē |
| 5925 | prEN 1796-3 | Plastics piping systems for water supply with or without pressure - Glass-reinforced thermosetting plastics (GRP) based on polyester resin (UP) - Part 3: Fittings | Izstrādē |
| 5924 | prEN 1796-2 | Plastics piping systems for water supply with or without pressure - Glass-reinforced thermosetting plastics (GRP) based on polyester resin (UP) - Part 2: Pipes with flexible, reduced articulation or rigid joints | Izstrādē |
| 6090 | EN 1394:1996 | Plastics piping systems - Glass-reinforced thermosetting plastics (GRP) pipes - Determination of the apparent initial circumferential tensile strength | Izstrādē |
| 6053 | EN 917:1997 | Plastics piping systems - Thermoplastics valves - Test methods for resistance to internal pressure and leaktightness | Izstrādē |
| 6093 | EN 1228:1996 | Plastics piping systems - Glass-reinforced thermosetting plastics (GRP) pipes - Determination of initial specific ring stiffness | Izstrādē |
| 6194 | EN 1704:1997 | Plastics piping systems - Thermoplastics valves - Test method for the integrity of a valve after temperature cycling under bending | Izstrādē |
| 6317 | EN 14741:2006 | Thermoplastics piping and ducting systems - Joints for buried non-pressure applications - Test method for the long-term sealing performance of joints with elastomeric seals by estimating the sealing pressure | Izstrādē |
| 34341 | EN ISO 9080:2012 | Plastics piping and ducting systems - Determination of the long-term hydrostatic strength of thermoplastics materials in pipe form by extrapolation (ISO/DIS 9080:2010) | Izstrādē |
| 64789 | CEN ISO/TS 22391-7:2018 | Plastics piping systems for hot and cold water installations - Polyethylene of raised temperature resistance (PE-RT) - Part 7: Guidance for the assessment of conformity (ISO/PRF TS 22391-7:2018) | Izstrādē |
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