Registration number (WIID)Project No.TitleStatus
36363ISO/WD 22621Plastics pipes and fittings — Polyamide pipe systems for the transport of gaseous fuelsIzstrādē
40711ISO/NP 22621-5Plastics piping systems for the supply of gaseous fuels for maximum operating up to and including 2 MPa (20 bar) — Polyamide (PA) — Part 5: Fitness for purpose of the systemIzstrādē
33355ISO/DIS 18225Plastic piping systems — Multilayer pipe systems for outdoor gas installations — Specifications for systemsIzstrādē
33852ISO/DTR 19480Thermoplastics pipes and fittings for the supply of gaseous fuels — Training and assessment of fusion-machine operatorsIzstrādē
21104ISO/WD 10839-2Plastics piping systems for the supply of gaseous fuels — Recommended practice for design, handling and installation — Part 2: Repair and maintenanceIzstrādē
70088ISO/PWI 21206Buried polyethylene (PE) pipes for the supply of gaseous fuels — Use of natural compound and non-black coloured masterbatch – specificationsIzstrādē
59176ISO/CD 17135-1Plastics 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 1: GeneralIzstrādē
31585ISO/DIS 14531-2Plastics pipes and fittings — Crosslinked polyethylene (PE-X) pipe systems for the conveyance of gaseous fuels — Metric series — Specifications — Part 2: Fittings for heat-fusion jointingIzstrādē
95006ISO/CD 17885Plastics piping systems — Mechanical fittings for pressure piping systems — SpecificationsIzstrādē
90390ISO 4437-3Plastics piping systems for the supply of gaseous fuels — Polyethylene (PE) — Part 3: FittingsIzstrādē
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