 
                         
                         
                         
                         
                        | Grade | tensile strength | Yield Strength | Elongation | Hardness | Bending frequency (times) | Stacking factor(%) | 
| B23R090 | 353 | 326 | 12 | 195 | 19 | 96.5 | 
| 
 | Nominal thickness(mm) | Theoretical density(kg/dm3) | Maximum core loss P17/50 | The minimum magnetic induction B8 | 
| B23R090 | 0.23 | 7.65 | 0.90 | 1.87 | 







