DIN EN 1124-4 (2014-02)现行
Pipes and fittings of longitudinally welded stainless steel pipes with spigot and socket for wastewater systems Part 4: Components for vacuum drainage systems and for drainage systems on ships
出版：German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频
UNE EN 1124-4:2007 - Identical
NF EN 1124-4:2013 - Identical
NBN EN 1124-4:2013 - Identical
UNE EN 1124-4:2014 - Identical
NS EN 1124-4:2013 - Identical
SN EN 1124-4:2013 - Identical
