ISO/TC 138/SC 7
| Projekta Nr. | ISO 16486-4:2016 |
|---|---|
| Nosaukums | <p>ISO 16486-4:2016 specifies the characteristics of valves made from unplasticized polyamide (PA-U) in accordance with ISO 16486‑1, intended to be buried and used for the supply of gaseous fuels.</p> <p>Valves made from other material than unplasticized polyamide designed for the supply of gaseous fuels conforming to the relevant standards are permitted to be used in PA-U piping system according to ISO 16486 provided they have relevant PA-U connections for butt fusion or electrofusion ends (see ISO 16486‑3). The component, i.e. the complete valve, shall fulfil the requirements of this part of ISO 16486.</p> <p>It also specifies the test parameters for the test methods referred to in this part of ISO 16486.</p> <p>It is applicable to bi-directional valves with spigot end or electrofusion socket intended to be jointed with PA-U pipes conforming to ISO 16486‑2 without any fittings or with PA-U fittings conforming to ISO 16486‑3.</p> <p>ISO 16486-4:2016 covers valves for pipes with a nominal outside diameter, dn, ≤250 mm.</p> |
| Reģistrācijas numurs (WIID) | 65195 |
| Darbības sfēra | <p>ISO 16486-4:2016 specifies the characteristics of valves made from unplasticized polyamide (PA-U) in accordance with ISO 16486‑1, intended to be buried and used for the supply of gaseous fuels.</p> <p>Valves made from other material than unplasticized polyamide designed for the supply of gaseous fuels conforming to the relevant standards are permitted to be used in PA-U piping system according to ISO 16486 provided they have relevant PA-U connections for butt fusion or electrofusion ends (see ISO 16486‑3). The component, i.e. the complete valve, shall fulfil the requirements of this part of ISO 16486.</p> <p>It also specifies the test parameters for the test methods referred to in this part of ISO 16486.</p> <p>It is applicable to bi-directional valves with spigot end or electrofusion socket intended to be jointed with PA-U pipes conforming to ISO 16486‑2 without any fittings or with PA-U fittings conforming to ISO 16486‑3.</p> <p>ISO 16486-4:2016 covers valves for pipes with a nominal outside diameter, dn, ≤250 mm.</p> |
| Statuss | Atcelts |
| ICS grupa | 75.200 83.140.30 |