ISO/TC 138/SC 4
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 34467 | ISO/WD 21307 | Butt fusion procedures for polyethylene (PE) pipes and fittings used in the construction of gas distribution systems | Izstrādē |
| 40704 | ISO/NP 15439-4 | Plastics piping systems for the supply of gaseous fuels for maximum operating up to and including 0,4 MPa (4 bar) — Polyamide (PA) — Part 4: Valves | Izstrādē |
| 90390 | ISO/FDIS 4437-3 | Plastics piping systems for the supply of gaseous fuels — Polyethylene (PE) — Part 3: Fittings | Izstrādē |
| 90388 | ISO/FDIS 4437-1 | Plastics piping systems for the supply of gaseous fuels — Polyethylene (PE) — Part 1: General | Izstrādē |
| 90389 | ISO/FDIS 4437-2 | Plastics piping systems for the supply of gaseous fuels — Polyethylene (PE) — Part 2: Pipes | Izstrādē |
| 40706 | ISO/NP 15439-6 | Plastics piping systems for the supply of gaseous fuels for maximum operating up to and including 0,4 MPa (4 bar) — Polyamide (PA) — Part 6: Code of practice | Izstrādē |
| 15121 | ISO/CD 8085-4 | Plastics pipes and fittings — Specification for polyethylene pipes and fittings for supply of gaseous fuels — Part 4: Connection references for loose backing flanges | Izstrādē |
| 37529 | ISO/WD 15439 | Plastics pipes and fittings — Polyamide pipe systems for the supply of gaseous fuels up to 4 bar | Izstrādē |
| 18877 | ISO/DTR 10839 | Plastics piping systems for the supply of gaseous fuels — Recommended practice for design, handling and installation | Izstrādē |
| 59179 | ISO/CD 17135-5 | Plastics piping systems for the supply of gaseous fuels - Plasiticized Polyamide (PA-P) piping systems for the supply of gaseous fuels - Piping systems with fusion jointing and mechanical jointing — Part 5: Fitness for purpose of the system | Izstrādē |
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