NS EN 488:2015现行
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
出版：Norwegian Standards (Norges Standardiseringsforbund)
专家解读视频
2015 [01/02/2016]2011 + A1 2014 [01/05/2014]2011 [01/06/2011]2003 [10/04/2003]94 AC 95 [01/01/0001]1994 [06/12/1994]
SN EN 488:2011 - Identical
UNE EN 488:2012 - Identical
ONORM EN 488:2014 - Identical
UNI EN 488:2014 - Identical
EN 488:2015 - Identical
NF EN 488:2015 - Identical
BS EN 488:2015 - Identical
NBN EN 488:2015 - Identical
I.S. EN 488:2015 - Identical
SS EN 488 Ed. 4 (2015) - Identical
NEN EN 488:2015 - Identical
DIN EN 488 (2016-02) - Identical
UNI EN 488:2016 - Identical
SN EN 488:2016 - Identical
ONORM EN 488:2016 - Identical
