I.S. EN 488:2003被替代
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
Specifies requirements and test methods for prefabricated thermally insulated valve assemblies, comprising a steel valve, rigid polyurethane foam insulation and outer casing of polyethylene.
SS EN 488 Ed. 2 (2003) - Identical
UNE EN 488:2005 - Identical
NS EN 488 Ed. 2 (2003) - Identical
UNI EN 488:1995 - Identical
NF EN 488:2003 - Identical
NBN EN 488:2003 - Identical
DIN EN 488 (2003-05) - Identical
BS EN 488:2003 - Identical
ONORM EN 488:2003 - Identical
NEN EN 488:2003 - Identical
SN EN 488:2003 - Identical
UNI EN 488:2003 - Identical
