ISO/TC 138/SC 4
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 39313 | ISO 14531-2:2004 | Plastics pipes and fittings — Crosslinked polyethylene (PE-X) pipe systems for the conveyance of gaseous fuels — Metric series — Specifications — Part 2: Fittings for heat-fusion jointing | Standarts spēkā |
| 36965 | ISO 6993-2:2006 | Buried, high-impact poly(vinyl chloride) (PVC-HI) piping systems for the supply of gaseous fuels — Part 2: Fittings for a maximum operating pressure of 200 mbar (20 kPa) | Standarts spēkā |
| 84737 | ISO 16486-6:2023 | Plastics piping systems for the supply of gaseous fuels - Unplasticized polyamide (PA-U) piping systems with fusion jointing and mechanical jointing — Part 6: Code of practice for design, handling and installation | Standarts spēkā |
| 67803 | ISO 12176-1:2017 | Plastics pipes and fittings — Equipment for fusion jointing polyethylene systems — Part 1: Butt fusion | Standarts spēkā |
| 36967 | ISO 6993-4:2006 | Buried, high-impact poly(vinyl chloride) (PVC-HI) piping systems for the supply of gaseous fuels — Part 4: Code of practice for design, handling and installation | Standarts spēkā |
| 57053 | ISO 14531-3:2010 | Plastics pipes and fittings — Crosslinked polyethylene (PE-X) pipe systems for the conveyance of gaseous fuels — Metric series — Specifications — Part 3: Fittings for mechanical jointing (including PE-X/metal transitions) | Standarts spēkā |
| 41785 | ISO/TR 19480:2005 | Polyethylene pipes and fittings for the supply of gaseous fuels or water — Training and assessment of fusion operators | Standarts spēkā |
| 74162 | ISO/CD 16486-6 | Plastics piping systems for the supply of gaseous fuels — Unplasticized polyamide (PA-U) piping systems with fusion jointing and mechanical jointing — Part 6: Code of practice for design, handling and installation | Standarts spēkā |
| 36964 | ISO 6993-1:2006 | Buried, high-impact poly(vinyl chloride) (PVC-HI) piping systems for the supply of gaseous fuels — Part 1: Pipes for a maximum operating pressure of 1 bar (100 kPa) | Standarts spēkā |
| 87504 | ISO 16486-3:2025 | Plastics piping systems for the supply of gaseous fuels — Unplasticized polyamide (PA-U) piping systems with fusion jointing and mechanical jointing — Part 3: Fittings | Standarts spēkā |
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