DIN EN 14901 (2014-12)现行
Ductile iron pipes, fittings and accessories - Epoxy coating (heavy duty) of ductile iron fittings and accessories - Requirements and test methods
出版：German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频
SN EN 14901:2014 - Identical
NS EN 14901:2014 - Identical
NBN EN 14901:2014 - Identical
UNE EN 14901:2007 - Identical
ONORM EN 14901:2014 - Identical
NF EN 14901:2014 - Identical
UNE EN 14901:2015 - Identical
BS EN 14901:2014 - Identical
