This standard specifies the main mechanical interchange dimensions, tolerances and magnetic circuit dimensions (that is, effective parameter values) of UF-type magnetic cores made of magnetic oxides.
SJ/T 3173-1988 history
2013SJ/T 3172.16-2013 Dimensions of ferrite cores Part 16: UF type cores
1988SJ/T 3173-1988 Dimenisions for UF-cores made of magnetic oxides
SJ/T 3173-1988 Dimenisions for UF-cores made of magnetic oxides was changed to SJ/T 3172.16-2013 Dimensions of ferrite cores Part 16: UF type cores.