I.S. EN 12450:2012现行
Copper and Copper Alloys - Seamless, Round Copper Capillary Tubes
出版：National Standards Authority of Ireland
专家解读视频
Describes the composition, property requirements and tolerances on dimensions and on form for seamless round copper capillary tubes for use as metering lines for liquids or gases where close controls over the smoothness and dimensions of the bore are required to ensure uniform flow characteristics.
NF EN 12450:2013 - Identical
NBN EN 12450:1999 - Identical
SS EN 12450 Ed. 2 (2012) - Identical
NEN EN 12450:2012 - Identical
NS EN 12450:2012 - Identical
ONORM EN 12450:2013 - Identical
SN EN 12450:2013 - Identical
NBN EN 12450:2013 - Identical
UNI EN 12450:2013 - Identical
UNE EN 12450:2013 - Identical
