Plastics piping systems - Pressure systems for hot and cold water - Test method for leaktightness under vacuum (ISO 13056:2011); German and English version prEN ISO 13056:2017
Plastics piping systems - Pressure systems for hot and cold water - Test method for leaktightness under vacuum (ISO 13056:2011); German version EN ISO 13056:2018— 9 стр.
Plastics piping systems for hot and cold water installations - Polypropylene (PP) - Part 5: Fitness for purpose of the system (ISO 15874-5:2013 + Amd. 1:2018); German and English version EN ISO 15874-5:2013 + A1:2018— 37 стр.
