NS EN 12261:2002现行
Gas Meters - Turbine Gas Meters
出版：Norwegian Standards (Norges Standardiseringsforbund)
专家解读视频
Describes the measuring conditions, requirements and tests for the construction, performance and safety of class 1,0 axial and radial turbine gas meters with mechanical indicating devices, herein after referred to as a meter(s), having in-line pipe connections for gas flow measurement.
NEN EN 12261:2018 - Identical
EN 12261:2018 - Identical
SN EN 12261:2002 - Identical
BS EN 12261:2002 - Identical
DIN EN 12261 (2007-07) - Identical
ONORM EN 12261:2007 - Identical
NBN EN 12261:2002 - Identical
NF EN 12261:2002 - Identical
UNI EN 12261:2006 - Identical
I.S. EN 12261:2002 - Identical
SS EN 12261:2002 - Identical
UNE EN 12261:2003 - Identical
NEN EN 12261:2002 - Identical
