ISO/TC 138/SC 7
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 16039 | ISO 8659:1989 | Thermoplastics valves — Fatigue strength — Test method | Atcelts |
| 78883 | ISO 16486-4:2022 | Plastics piping systems for the supply of gaseous fuels — Unplasticized polyamide (PA-U) piping systems with fusion jointing and mechanical jointing — Part 4: Valves | Atcelts |
| 1361 | ISO 10933:1997 | Polyethylene (PE) valves for gas distribution systems | Atcelts |
| 15914 | ISO/DIS 8609 | Polypropylene (PP) valves — Pressure test methods and basic requirements | Izstrādē |
| 16173 | ISO/CD 8763 | Polyethylene (PE) valves — Pressure test methods and basic requirements | Izstrādē |
| 91133 | ISO/CD 4437-4 | Plastics piping systems for the supply of gaseous fuels — Polyethylene (PE) — Part 4: Valves | Izstrādē |
| 16665 | ISO/CD 9079 | Unplasticized polyvinyl chloride (PVC-U) valves — Pressure test — Methods and requirements | Izstrādē |
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