DIN EN 488 (2011-06)废止
District heating pipes - Preinsulated bonded pipe systems for directly buried hot water networks - Steel valve assembly for steel service pipes, polyurethane thermal insulation and outer casing of polyethylene; German and English version EN 488:2011
出版：German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频
UNI EN 488:2011 - Identical
UNI EN 488:2014 - Identical
ONORM EN 488:2011 - Identical
NS EN 488:2011 - Identical
BS EN 488:2011+A1:2014 - Identical
ONORM EN 488:2014 - Identical
NBN EN 488:2011 - Identical
SN EN 488:2011 - Identical
UNE EN 488:2012 - Identical
NEN EN 488:2011 - Identical
NF EN 488:2011 - Identical
BS EN 488:2011 - Identical
