DIN EN 12953-4 (2002-08)废止
Shell boilers Part 4: Workmanship and construction of pressure parts of the boiler
出版：German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频
DRAFT 2017 issued in February 2017. (02/2017)
NEN EN 12953-4:2002 - Identical
SS EN 12953-4 Ed. 1 (2002) - Identical
UNE EN 12953-4:2003 - Identical
NS EN 12953-4 Ed. 1 (2002) - Identical
I.S. EN 12953-4:2002 - Identical
NF EN 12953-4:2002 - Identical
NBN EN 12953-4:2002 - Identical
ONORM EN 12953-4:2002 - Identical
BS EN 12953-4:2002 - Identical
SN EN 12953-4:2002 - Identical
UNI EN 12953-4:2005 - Identical
ONORM EN 12953-4:2018 - Identical
NEN EN 12953-4:2018 - Identical
EN 12953-4:2018 - Identical
