SS EN 253:2009被替代
District Heating Pipes - Preinsulated Bonded Pipe Systems For Directly Buried Hot Water Networks - Pipe Assembly Of Steel Service Pipe, Polyurethane Thermal Insulation And Outer Casing Of Polyethylene
出版：Standardiserings-Kommissionen I Sverige
专家解读视频
2009 + A2 2015 [26/10/2015]2009 + A1 2013 [17/02/2013]3ED 2009 [02/02/2009]2003 AMD 2 2006 [10/11/2006]2003 AMD 1 2005 [01/12/2005]2ED 2003 [28/02/2003]1ED 1995 [28/04/1995]
2009 Edition Re-Issued in February 2013 & incorporates AMD 1 2013. (02/2013) 2009 Edition Re-Issued in October 2015 & incorporates AMD 2 2015. (01/2016)
UNI EN 253:2013 - Identical
BS EN 253:2009+A2:2015 - Identical
DIN EN 253 (2015-12) - Identical
ONORM EN 253:2015 - Identical
UNE EN 253:2010 - Identical
I.S. EN 253:2009 - Identical
NF EN 253:2009 - Identical
EN 253:2009 - Identical
NEN EN 253:2009 - Identical
NS EN 253:2009 - Identical
SN EN 253:2009 - Identical
NBN EN 253:2009 - Identical
UNI EN 253:2016 - Identical
