I.S. EN 12451:1999被替代
Copper And Copper Alloys - Seamless, Round Tubes For Heat Exchangers
出版：National Standards Authority of Ireland
专家解读视频
Defines the composition, tolerances and property requirements on dimensions and form for seamless round drawn copper and copper alloy tubes for heat exchangers, evaporators, condensers and desalination equipment, supplied in size range from 6 mm up to and including 76 mm outside diameter and from 0,5 mm up to and including 3 mm wall thickness.
NS EN 12451 Ed. 1 (1999) - Identical
UNI EN 12451:2000 - Identical
NF EN 12451:1999 - Identical
NBN EN 12451:1999 - Identical
ONORM EN 12451:1999 - Identical
DIN EN 12451 (1999-10) - Identical
BS EN 12451:1999 - Identical
SN EN 12451:1999 - Identical
NEN EN 12451:1999 - Identical
SS EN 12451 Ed. 1 (2000) - Identical
UNE EN 12451:2000 - Identical
