
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:National Standards Authority of Ireland

专家解读视频
Describes requirements and test methods for valves of prefabricated Thermally insulated valve assemblies comprising a steel valve, rigid polyurethane foam insulation and an outer casing of polyethylene for use in directly buried hot water networks with pre-insulated pipe assemblies in accordance with EN 253.
NF EN 488:2003 - Identical
BS EN 488:2011 - Identical
NF EN 488:2011 - Identical
NEN EN 488:2011 - Identical
UNE EN 488:2012 - Identical
SN EN 488:2011 - Identical
NBN EN 488:2011 - Identical
ONORM EN 488:2014 - Identical
SS EN 488 Ed. 3 (2011) - Identical
BS EN 488:2011+A1:2014 - Identical
NS EN 488:2011 - Identical
ONORM EN 488:2011 - Identical
UNI EN 488:2014 - Identical
UNI EN 488:2011 - Identical
EN 488:2015 - Identical