供应1J21 1J22软磁合金 铁钴合金卷材 圆钢

软磁合金1J30 1J31 1J32 1J34 1J38 1J41 1J42 1J46 1J47 1J50 1J51 1J52 1J68 1J54 1J64 1J65 1J67 1J76 1J86 1J82 1J83 1J116 1J117永磁合金2J4 2J79 2J10 2J11 2J13 2J25 2J31 2J32 2J33 2J51 2J61 2J63 2J65 2J67弹性合金3J1 3J2 3J6 3J24 3J21 3J22 3J40 3J52 3J54 3J53 3J57 3J58 3J59 3J63铁镍合金/膨胀合金4J5 4J6 4J8 4J20 4J28 4J29 4J30 4J31 4J32 4J33 4J34 4J36 4J38 4J40 4J42 4J43.4J44.4J45 4J47 4J48 4J49 4J50 4J52 4J54 4J58 4J78 4J80 4J82双金属合金5J21 5J22 5J23 5J24 5J26板材、棒材，卷材、线材规格齐全1. 铁镍软磁合金1J46,1J50,1J54,1J76,1J77,1J79,1J80,1J85,1J86,1J34,1J51,1J52,1J65,1J66, 1J67,1J83,1J403　　执行标准:GBn198-88　　用途:大部分用于弱磁或中等磁场工作的小型变压器,脉冲变压器继电器,互感器,磁放大器,电磁离合器,扼流圈铁芯及磁屏蔽。