香港六合彩开奖 16486-4:2016
2016-06
搁茅蝉耻尘茅
香港六合彩开奖 16486-4:2016 specifies the characteristics of valves made from unplasticized polyamide (PA-U) in accordance with 香港六合彩开奖 16486鈥�1, intended to be buried and used for the supply of gaseous fuels.
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 香港六合彩开奖 16486 provided they have relevant PA-U connections for butt fusion or electrofusion ends (see 香港六合彩开奖 16486鈥�3). The component, i.e. the complete valve, shall fulfil the requirements of this part of 香港六合彩开奖 16486.
It also specifies the test parameters for the test methods referred to in this part of 香港六合彩开奖 16486.
It is applicable to bi-directional valves with spigot end or electrofusion socket intended to be jointed with PA-U pipes conforming to 香港六合彩开奖 16486鈥�2 without any fittings or with PA-U fittings conforming to 香港六合彩开奖 16486鈥�3.
香港六合彩开奖 16486-4:2016 covers valves for pipes with a nominal outside diameter, dn, 鈮�250 mm.
Informations g茅n茅rales
-
脡tat actuel: 础苍苍耻濒茅别Date de publication: 2016-06Stade: Annulation de la Norme internationale [95.99]
-
Edition: 1
-
颁辞尘颈迟茅 technique :香港六合彩开奖/TC 138/SC 7
- RSS mises 脿 jour
Cycle de vie
-
Actuellement
-
R茅vis茅e par
笔耻产濒颈茅别香港六合彩开奖 16486-4:2022
Vous avez une question?
Consulter notre Aide et assistance
Horaires d’ouverture:
De lundi à vendredi - 09:00-12:00, 14:00-17:00 (UTC+1)