NF EN 2004-7:2017现行
Aerospace Series - Test Methods For Aluminium And Aluminium Alloy Products - Part 7: Reference Blocks For The Calibration Of Measuring Equipment Used In The Determination Of Electrical Conductivity Of Wrought Aluminium And Aluminium Alloys
出版：Association Francaise de Normalisation
专家解读视频
2017 [01/08/2017]2017 PR [01/05/2017]
Indice de classement: L10-620-7PR. PR NF EN 2004-7 May 2017. (05/2017)
EN 2004-7 : 2017 - Identical
PREN 2004-7 : 200P1 - Identical
PREN 2004-7:1996 - Identical
EN 2004-7:2017 - Identical
