SS EN 488 Ed. 3 (2011)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：Standardiserings-Kommissionen I Sverige
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.
UNI EN 488:2011 - Identical
ONORM EN 488:2011 - Identical
NS EN 488:2011 - Identical
SN EN 488:2011 - Identical
UNE EN 488:2012 - Identical
NBN EN 488:2003 - Identical
NS EN 488 Ed. 2 (2003) - Identical
UNE EN 488:2005 - Identical
UNI EN 488:2003 - Identical
SN EN 488:2003 - Identical
ONORM EN 488:2003 - Identical
DIN EN 488 (2003-05) - Identical
I.S. EN 488:2011 - Identical
BS EN 488:2011 - Identical
