Resumen
ϲʿ 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 ϲʿ 4437.
In conjunction with ϲʿ 4437‑1, ϲʿ 4437‑2, ϲʿ 4437‑3, and ϲʿ 4437‑4, 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 °C is taken as reference temperature for the design basis.
Informaciones generales
-
Estado: RetiradaFecha de publicación: 2014-01Etapa: Retirada de la Norma Internacional [95.99]
-
徱ó: 1Número de páginas: 11
-
dzé Técnico :ϲʿ/TC 138/SC 4
- RSS actualizaciones
Ciclo de vida
-
Anteriormente
Retiradaϲʿ 4437:2007
-
Ahora
-
Revisada por
Publicadoϲʿ 4437-5:2024
¿Tiene alguna duda?
Consulte nuestras Ayuda y asistencia
Horario de asistencia:
De lunes a viernes - 09:00-12:00, 14:00-17:00 (UTC+1)