NBN EN 253:2003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：Belgian Standards
专家解读视频
Describes requirements and test methods for straight lengths of prefabricated thermally insulated pipe-in-pipe assemblies for directly buried hot water networks, comprising a steel service pipe from DN 20 to DN 1200, rigid polyurethane foam insulation and an outer casing of polyethylene.
ISO 1872-2:2007 - Identical
ISO 3126:2005 - Identical
ISO 3127:1994 - Identical
ISO 4200:1991 - Identical
ISO 4590:2002 - Identical
ISO 559:1991 - Identical
ISO 6761:1981 - Identical
ISO 844:2007 - Identical
ISO 845:2006 - Identical
ISO 8497:1994 - Identical
ISO 8501-1:2007 - Identical
UNE EN 253:2005 - Identical
I.S. EN 253:2003 - Identical
BS EN 253:2003+A2:2006 - Identical
DIN EN 253 (2006-02) - Identical
ONORM EN 253:2007 - Identical
NEN EN 253:2003 - Identical
SN EN 253:2003 - Identical
ISO 4607:1978 - Identical
ISO 3607:1977 - Identical
ISO 2506:1981 - Identical
ISO 1183:1987 - Identical
NF EN 253:2003 - Identical
UNI EN 253:2007 - Identical
DIN 1629 (1984-10) - Identical
DIN 1626 (1984-10) - Identical
NS EN 253:2003 - Identical
SS EN 253:2003 - Identical
ISO 1133:2005 - Identical
UNI EN 253:2009 - Identical
SN EN 253:2009 - Identical
NS EN 253:2009 - Identical
NEN EN 253:2009 - Identical
SS EN 253 Ed. 3 (2009) - Identical
EN 253:2009 - Identical
NF EN 253:2009 - Identical
