NBN EN 60404-2 : 1998 AMD 1 2008现行
MATERIAUX MAGNETIQUES - PARTIE 2: METHODES DE MESURE DES PROPRIETES MAGNETIQUES DES TOLES ET BANDES MAGNETIQUES AU MOYEN D'UN CADRE EPSTEIN
出版：Belgian Standards
专家解读视频
Applies to grain oriented and non-oriented electrical sheet and strip for a.c. measurements of magnetic properties at frequencies not in excess of 400 Hz and for d.c. magnetic measurements. Specifies the general principles and technical details of the measurement of the magnetic properties of electrical steel sheet and strip using an Epstein frame.
DIN EN 60404-2 : 2009 - Identical
UNE EN 60404-2 : 1999 - Identical
BS EN 60404-2 : 1998 - Identical
DIN EN 60404-2 : 2009 - Identical
