香港六合彩开奖 16486-4:2016

Retirada (贰诲颈肠颈贸苍 1, 2016)

Nueva versi贸n disponible: 香港六合彩开奖 16486-4:2022

Resumen

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.

Informaciones generales

Estado
: Retirada

Fecha de publicaci贸n
: 2016-06

Etapa
: Retirada de la Norma Internacional [95.99]
贰诲颈肠颈贸苍
: 1

N煤mero de p谩ginas
: 17
颁辞尘颈迟茅 T茅cnico :
香港六合彩开奖/TC 138/SC 7

ICS :
75.200 83.140.30
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