CEN/TC 155
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 6190 | EN 12099:1997 | Plastics piping systems - Polyethylene piping materials and components - Determination of volatile content | Izstrādē |
| 25954 | EN ISO 21003-1:2008 | Multilayer piping systems for hot and cold water installations inside buildings - Part 1: General (ISO 21003-1:2008) | Izstrādē |
| 6174 | CEN/TC 155 N 1085 | Plastics piping systems for subsoil drainage - Determination of brittle fracture on pipe | Izstrādē |
| 5989 | - | Plastics piping systems for chemical fluids - Glass-reinforced thermosetting plastics based on epoxy resin (GRP-EP) - Part 2: Pipes without or with (integral) sockets | Izstrādē |
| 6191 | EN 1716:1997 | Plastics piping systems - Polyethylene (PE) tapping tees - Test method for impact resistance of an assembled tapping tee | Izstrādē |
| 5985 | - | Plastics piping systems for industrial applications - Glass-reinforced thermosetting plastics (GRP) based on unsaturated polyester resin (UP) - Above and below ground systems assembled from standard components - Part 4: Valves and ancillary equipment | Izstrādē |
| 6189 | ISO/CD 13480 | Plastics piping systems - Resistance to crack propagation - Test method for notched and coned pipes with nominal sizes less than or equal to 63 millimeters (cone test) | Izstrādē |
| 5970 | - | Plastics piping systems for irrigation - Polyethylene (PE) - Part 1: General | Izstrādē |
| 34808 | prCEN/TR 12201-7 | Plastics piping systems for water supply - Polyethylene (PE) - Part 7: Guidance for the assessment of conformity. | Izstrādē |
| 34807 | prCEN/TR 1555-7 | Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 7: Guidance for assessment of conformity | Izstrādē |
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