CEN/TC 155
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 79634 | CEN ISO/TS 23818-1:2026 | Assessment of conformity of plastics piping systems for the rehabilitation of existing pipelines - Part 1: Polyethylene (PE) material (ISO/TS 23818-1:2026) | Standarts spēkā |
| 71251 | CEN ISO/TS 23818-1:2020 | Assessment of conformity of plastics piping systems for the rehabilitation of existing pipelines - Part 1: Polyethylene (PE) material (ISO/TS 23818-1:2020) | Atcelts |
| 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 |
| 35549 | CEN ISO/TS 22391-7:2011 | 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 22391-7:2011) | Atcelts |
| 68120 | CEN ISO/TS 21003-7:2019 | Multilayer piping systems for hot and cold water installations inside buildings - Part 7: Guidance for the assessment of conformity (ISO/DTS 21003-7:2018) | Izstrādē |
| 34670 | CEN ISO/TS 21003-7:2008/A1:2010 | Multilayer piping systems for hot and cold water installations inside buildings - Part 7: Guidance for the assessment of conformity (ISO/DTS 21003-7:2008/Amd 1:2010) | Atcelts |
| 29120 | CEN ISO/TS 21003-7:2008 | Multilayer piping systems for hot and cold water installations inside buildings - Part 7: Guidance for the assessment of conformity (ISO/TS 21003-7:2008) | Atcelts |
| 71924 | CEN ISO/TS 16486-7:2023 | Plastics piping systems for the supply of gaseous fuels - Unplasticized polyamide (PA-U) piping systems with fusion jointing and mechanical jointing - Part 7: Assessment of conformity (ISO/DTS 16486-7:2023) | Standarts spēkā |
| 64784 | CEN ISO/TS 15877-7:2018 | Plastics piping systems for hot and cold water installations - Chlorinated poly(vinyl chloride) (PVC-C) - Part 7: Guidance for the assessment of conformity (ISO/PRF TS 15877-7:2018) | Izstrādē |
| 24774 | CEN ISO/TS 15877-7:2009 | Plastics piping systems for hot and cold water installations - Chlorinated poly(vinyl chloride) (PVC-C) - Part 7: Guidance for the assessment of conformity (ISO/TS 15877-7:2009) | Atcelts |
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