Magnetic materials - Part 15: Methods for the determination of the relative magnetic permeability of feebly magnetic materials (IEC 60404-15:2012); German version EN 60404-15:2012— 23 стр.
Magnetic materials - Part 2: Methods of measurement of the magnetic properties of electrical steel sheet and strip by means of an Epstein frame (IEC 60404-2:1996 + A1:2008) (english version)
Magnetic materials - Part 4: Methods of measurement of d.c. magnetic properties of magnetically soft materials (IEC 60404-4:1995 + A1:2000 + A2:2008); German version EN 60404-4:1997 + A1:2002 + A2:2008— 33 стр.