磁极用冷轧钢板及钢带牌号及用途:
B250TF183
B300TF182
B350TF181
B400TF180
B450TF179
B500TF179
B550TF179
用于制造大型水轮发电机组转子的磁极部分
尺寸、外形、重量:
产品类别:磁极用冷轧钢板及钢带,公称厚度0.7~2.3mm ,公称宽度 900~1400mm,公称长度1000~6000mm,卷内径508 或 610mm
牌号化学成分(熔炼分析) % (质量分数):
B250TF183 C≤0.18 Si ≤0.30 Mn≤1.20 P≤0.025 S ≤0.015 Alt≥0.015
B300TF182 C≤0.18 Si≤0.35 Mn≤1.60 P≤0.025 S ≤0.015 Alt≥0.015
B350TF181 C≤0.18 Si≤0.40 Mn≤1.60 P≤0.025 S ≤0.015 Alt≥0.015
B400TF180 C≤0.18 Si≤0.40 Mn≤1.60 P≤0.025 S ≤0.015 Alt≥0.015
B450TF179 C≤0.20 Si≤1.00 Mn≤1.70 P≤0.025 S ≤0.015 Alt≥0.015
B500TF179 C≤0.20 Si≤1.00 Mn≤1.70 P≤0.025 S ≤0.015 Alt≥0.015
B550TF179 C≤0.20 Si≤1.00 Mn≤1.70 P≤0.025 S ≤0.015 Alt≥0.015