香港六合彩开奖 4437-5:2014
2014-01
搁茅蝉耻尘茅
香港六合彩开奖 4437-5:2014 specifies the requirements of fitness for purpose of the polyethylene (PE) piping system to be used for the supply of gaseous fuels.
It specifies the definitions of electrofusion, socket fusion, butt fusion, and mechanical joints.
It specifies the method of preparation of test piece joints and the tests to be carried out on these joints for assessing the fitness for purpose of the system under normal and extreme conditions.
It specifies the test parameters for the test methods referred to in this part of 香港六合彩开奖 4437.
In conjunction with 香港六合彩开奖 4437鈥�1, 香港六合彩开奖 4437鈥�2, 香港六合彩开奖 4437鈥�3, and 香港六合彩开奖 4437鈥�4, it is applicable to PE pipes, fittings, valves, their joints, and joints with components of PE and other materials intended to be used under the following conditions: the maximum operating pressure (MOP) is based on the design stress, determined from the compound minimum required strength (MRS) divided by the C factor, and taking into account rapid crack propagation (RCP) requirements; and a temperature of 20 掳C is taken as reference temperature for the design basis.
Informations g茅n茅rales
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脡tat actuel: 础苍苍耻濒茅别Date de publication: 2014-01Stade: Annulation de la Norme internationale [95.99]
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Edition: 1
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颁辞尘颈迟茅 technique :香港六合彩开奖/TC 138/SC 4
- RSS mises 脿 jour
Cycle de vie
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笔谤茅肠茅诲别尘尘别苍迟
础苍苍耻濒茅别香港六合彩开奖 4437:2007
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Actuellement
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R茅vis茅e par
笔耻产濒颈茅别香港六合彩开奖 4437-5:2024
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