This standard specifies the grades, magnetic properties, dimensions, shape, mechanical properties, process characteristics and inspection methods of grain-oriented and non-oriented magnetic steel strips (sheets). This standard applies to full-process cold-rolled oriented and non-oriented magnetic steel strips (sheets) with insulating coatings used in magnetic circuit structures.
GB/T 2521-1996 history
2016GB/T 2521.1-2016 Cold-rolled electrical steel delivered in the fully-processed state.Part 1:Grain non-oriented steel strip (sheet)
2008GB/T 2521-2008 Cold-rolled grain-oriented and non-oriented electrical steel strip(sheet)
1996GB/T 2521-1996 Cold-rolled grain-oriented and non-oriented magnetic steel strip(sheet)