CEN/TC 155
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 5818 | EN 1636-3:1997 | Plastics piping systems for non-pressure drainage and sewerage - Glass-reinforced thermosetting plastics (GRP) based on unsaturated polyester resin (UP) - Part 3: Fittings | Atcelts |
| 5820 | EN 1636-5:1997 | Plastics piping systems for non-pressure drainage and sewerage - Glass-reinforced thermosetting plastics (GRP) based on unsaturated polyester resin (UP) - Part 5: Fitness for purpose of the joints | Atcelts |
| 5821 | EN 1636-6:1997 | Plastics piping systems for non-pressure drainage and sewerage - Glass-reinforced thermosetting plastics (GRP) based on polyester resin (UP) - Part 6: Practices for installation | Atcelts |
| 6108 | EN 1638:1997 | Plastics piping systems - Glass-reinforced thermosetting plastics (GRP) pipes - Test method for the effects of cyclic internal pressure | Atcelts |
| 6195 | EN 1680:1997 | Plastics piping systems - Valves for polyethylene (PE) piping systems - Test method for leaktightness under and after bending applied to the operating mechanisms | Atcelts |
| 77369 | EN 1680:2025 | Plastics piping systems - Valves for polyethylene (PE) piping systems - Test method for leaktightness under and after bending applied to the operating mechanisms | Standarts spēkā |
| 6194 | EN 1704:1997 | Plastics piping systems - Thermoplastics valves - Test method for the integrity of a valve after temperature cycling under bending | Izstrādē |
| 6193 | EN 1705:1996 | Plastics piping systems - Thermoplastics valves - Test method for the integrity of a valve after an external blow | Izstrādē |
| 78731 | EN 1705:2025 | Plastics piping systems - Thermoplastics valves - Test method for the integrity of a valve after an external blow | Izstrādē |
| 60623 | EN 17150:2019 | Plastics piping systems for non-pressure underground conveyance and storage of non-potable water - Test method for determination of short-term compression strength of boxes | Izstrādē |
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