Non-oriented electrical steel
Just as its name implies, the non-oriented electrical steel is featured by magnetic isotropy (otherwise known as isotropic electrical steel) is widely applicable to the manufacturing of all sorts of electrical motors and electronic transformer cores. In China, the consumption of non-oriented electrical steel represents around 90% of the total consumption of electrical steel.
Performance Overview of Grades
Grade | Nominal thickness (mm) | Density (kg/dm3) | Maximum iron loss P15/50 (W/kg) | Minimum magnetic induction B50 (T) | Minimum lamination factor (%) |
B35A210 | 0.35 | 7.6 | 2.1 | 1.62 | 95 |
B35A230 | 7.6 | 2.3 | 1.62 | 95 | |
B35A250 | 7.6 | 2.5 | 1.62 | 95 | |
B35A270 | 7.65 | 2.7 | 1.62 | 95 | |
B35A300 | 7.65 | 3 | 1.62 | 95 | |
B35A360 | 7.65 | 3.6 | 1.63 | 95 | |
B35A440 | 7.7 | 4.4 | 1.64 | 95 | |
B35A550 | 7.75 | 5.5 | 1.64 | 95 | |
B50A230 | 0.5 | 7.6 | 2.3 | 1.62 | 96 |
B50A250 | 7.6 | 2.5 | 1.62 | 96 | |
B50A270 | 7.6 | 2.7 | 1.62 | 96 | |
B50A290 | 7.6 | 2.9 | 1.62 | 96 | |
B50A310 | 7.65 | 3.1 | 1.62 | 96 | |
B50A350 | 7.65 | 3.5 | 1.62 | 96 | |
B50A400 | 7.65 | 4 | 1.63 | 96 | |
B50A470 | 7.7 | 4.7 | 1.64 | 96 | |
B50A600 | 7.75 | 6 | 1.66 | 96 | |
B50A700 | 7.8 | 7 | 1.7 | 96 | |
B50A800 | 7.8 | 8 | 1.7 | 96 | |
B50A1000 | 0.65 | 7.85 | 10 | 1.7 | 96 |
B50A1300 | 7.85 | 13 | 1.7 | 96 | |
B65A470 | 7.65 | 3.7 | 1.7 | 97 | |
B65A600 | 7.75 | 4.7 | 1.7 | 97 | |
B65A700 | 7.75 | 4.9 | 1.7 | 97 | |
B65A800 | 7.8 | 8 | 1.7 | 97 | |
B65A1000 | 7.8 | 10 | 1.7 | 97 | |
B65A1300 | 7.85 | 13 | 1.7 | 97 | |
B35AH230 | 0.35 | 7.65 | 2.3 | 1.66 | 95 |
B35AH250 | 7.65 | 2.5 | 1.67 | 95 | |
B35AH300 | 7.7 | 3 | 1.69 | 95 | |
B50AH300 | 0.5 | 7.65 | 3 | 1.67 | 96 |
B50AH350 | 7.7 | 3.5 | 1.7 | 96 | |
B50AH470 | 7.75 | 4.7 | 1.72 | 96 | |
B50AH600 | 7.75 | 6 | 1.72 | 96 | |
B50AH800 | 7.8 | 8 | 1.74 | 96 | |
B50AH1000 | 7.85 | 10 | 1.75 | 96 | |
B35AR300 | 0.35 | 7.8 | 2.3 | 1.66 | 95 |
B50AR300 | 0.5 | 7.75 | 2.5 | 1.67 | 95 |
B50AR350 | 7.8 | 3 | 1.69 | 95 |
Typical mechanical properties
Grade | Nominal thickness (mm) | Nominal density (kg/dm3) | Tensile strength L (N/mm2) | Yield strength L (N/mm2) | Elongation L (%) | Hardness HV1 | Number of bends |
B35A230 | 0.35 | 7.6 | 548 | 431 | 19 | 221 | ≥5 |
B35A250 | 7.6 | 549 | 429 | 20 | 217 | ≥5 | |
B35A270 | 7.65 | 537 | 412 | 21 | 212 | ≥10 | |
B35A300 | 7.65 | 516 | 378 | 26 | 197 | ≥11 | |
B35A360 | 7.65 | 497 | 350 | 29 | 186 | ≥15 | |
B35A440 | 7.7 | 444 | 289 | 32 | 162 | ≥15 | |
B35A550 | 7.75 | 400 | 234 | 36 | 133 | ≥15 | |
B50A250 | 0.5 | 7.6 | 550 | 432 | 19 | 227 | ≥4 |
B50A270 | 7.6 | 555 | 435 | 20 | 220 | ≥4 | |
B50A290 | 7.6 | 538 | 405 | 20 | 211 | ≥5 | |
B50A310 | 7.65 | 538 | 405 | 24 | 207 | ≥12 | |
B50A350 | 7.65 | 516 | 376 | 26 | 197 | ≥14 | |
B50A400 | 7.65 | 454 | 302 | 32 | 170 | ≥15 | |
B50A470 | 7.7 | 407 | 241 | 37 | 137 | ≥15 | |
B50A600 | 7.75 | 407 | 253 | 37 | 133 | ≥15 | |
B50A700 | 7.8 | 382 | 247 | 38 | 120 | ≥15 | |
B50A800 | 7.8 | 397 | 266 | 38 | 126 | ≥15 | |
B50A1000 | 7.85 | 366 | 241 | 40 | 113 | ≥15 | |
B50A1300 | 7.85 | 352 | 239 | 41 | 108 | ≥15 | |
B65A470 | 0.65 | 7.65 | 450 | 298 | 32 | 171 | ≥15 |
B65A600 | 7.75 | 408 | 248 | 37 | 138 | ≥15 | |
B65A700 | 7.75 | 402 | 241 | 38 | 133 | ≥15 | |
B65A800 | 7.8 | 387 | 251 | 39 | 124 | ≥15 | |
B65A1000 | 7.8 | 391 | 257 | 39 | 124 | ≥15 | |
B65A1300 | 7.85 | 357 | 231 | 41 | 110 | ≥15 | |
B35AH230 | 0.35 | 7.65 | 512 | 400 | 23 | 205 | ≥15 |
B35AH250 | 7.65 | 471 | 337 | 25 | 185 | ≥15 | |
B35AH300 | 7.7 | 427 | 276 | 32 | 156 | ≥15 | |
B50AH300 | 0.5 | 7.65 | 477 | 336 | 29 | 182 | ≥15 |
B50AH350 | 7.7 | 423 | 270 | 35 | 155 | ≥15 | |
B50AH470 | 7.75 | 399 | 243 | 36 | 143 | ≥15 | |
B50AH600 | 7.75 | 418 | 258 | 37 | 145 | ≥15 | |
B50AH800 | 7.8 | 366 | 230 | 40 | 119 | ≥15 | |
B50AH1000 | 7.85 | 360 | 233 | 41 | 114 | ≥15 | |
B35AR300 | 0.35 | 7.8 | 381 | 252 | 39 | 123 | ≥15 |
B50AR300 | 0.5 | 7.75 | 407 | 250 | 28 | 144 | ≥15 |
B50AR350 | 7.8 | 382 | 260 | 38 | 125 | ≥15 |
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