Каталог стандартов

+7 (495) 223-46-76 +7 (812) 309-78-59
inform@normdocs.ru

ÖNORM EN 1680:1997-11

Заменен
Plastics piping systems - Valves for polyethylen (PE) piping systems - Test method for leaktightness under and after bending applied to the operating mechanism