NF C28-901-15/A1*NF EN 60404-15/A1:2017 Magnetic materials - Part 15 : methods for the determination of the relative magnetic permeability of feebly magnetic materials
2017NF C28-901-15/A1*NF EN 60404-15/A1:2017 Magnetic materials - Part 15 : methods for the determination of the relative magnetic permeability of feebly magnetic materials