
Plastic Piping Systems - Mechanical Joints Between Fittings And Pressure Pipes - Test Method For Leaktightness Under Negative Pressure (Iso 3459:2015)
出版:Norwegian Standards (Norges Standardiseringsforbund)

專家解讀視頻
Defines the method of testing for checking the leaktightness of assembled joints (excluding fusion welded joints) between mechanical fittings and thermoplastic pressure pipes.
Supersedes NS EN 911. (06/2015)
EN ISO 3459:2015 - Identical