IEC 60404-8-4:1986 Magnetic materials. Part 8 : Specifications for individual materials. Section four - Specification for cold-rolled non-oriented magnetic steel
2013IEC 60404-8-4:2013 Magnetic materials.Part 8-4: Specifications for individual materials.Cold-rolled non-oriented electrical steel strip and sheet delivered in the fully-processed state
1998IEC 60404-8-4:1998 Magnetic materials - Part 8-4: Specifications for individual materials - Cold-rolled non oriented electrical steel sheet and strip delivered in the fully-processed state
1986IEC 60404-8-4:1986 Magnetic materials. Part 8 : Specifications for individual materials. Section four - Specification for cold-rolled non-oriented magnetic steel