NS EN 304:1992被替代
Heating Boilers - Test Code For Heating Boilers For Atomizing Oil Burners
出版：Norwegian Standards (Norges Standardiseringsforbund)
专家解读视频
Covers the requirements and recommendations for evaluating and carrying out the procedure for testing boilers. Also details the technical conditions under which the tests shall be carried out. Coverage includes: measuring instruments and methods; determination of the heat output; determination of the boiler efficiency (direct method); determination of the waterside resistance; surface temperature; floor temperatures. Also includes detailed annexes.
SS EN 304:1993 - Identical
UNE EN 304:1994 - Identical
UNI EN 304:2007 - Identical
NF EN 304:2017 - Identical
EN 304:2017 - Identical
BS EN 304:2017 - Identical
NEN EN 304:2017 - Identical
SN EN 304:1995 - Identical
NEN EN 304:1993 - Identical
ONORM EN 304:2005 - Identical
DIN EN 304 (2004-01) - Identical
EN 304:1992 - Identical
BS EN 304:1992 - Identical
NBN EN 304:1993 - Identical
I.S. EN 304:1993 - Identical
NF EN 304:1993 - Identical
