... ,EI152.4,EI162,EI168 EI171 ,EI174,EI180,EI192, EI210 ,EI240 2)Silicon steel gradeA)Wisco50ww1300,50ww800,50ww600,50ww470,50ww400,50ww350B)Baosteel B50A800 ... ,1.8, 2.0, 2.2,2.54,3.0,4.87, 4.5, 5.0EI-76.21.3,2.1,2.2,3.0,2.41, 1 ... .5, 1.8, 2 ... .0, 2.3EI-842.2, 5.0EI-85.81 ...