非晶软磁合金粉末 Amorphous soft magnetic alloy powder  ICS  29.030 CCS  K 14   中华人民共和国国家标准 GB/T 44655—2024 2024-09-2 9发布 2025-04-0 1实施     国家市场监督管理总局 国家标准化管理委员会 发 布目　　次 前言   ·····································································································   Ⅲ 1     范围   ··································································································   1 2     规范性引用文件   ······················································································   1 3     术语和定义   ···························································································   1 4     牌号命名方法   ·························································································   2 5     技术要求   ······························································································   2      5.1     外观   ······························································································   2      5.2     颗粒形状和允许偏差   ·············································································   2      5.3     基本物理性能   ····················································································   3      5.4     磁性能   ···························································································   3      5.5     特殊要求   ·························································································   4 6     试验方法   ······························································································   4      6.1     外观   ······························································································   4      6.2     颗粒形状   ·························································································   4      6.3     基本物理性能   ····················································································   5      6.4     磁性能   ···························································································   5 7     检验规则   ······························································································   5      7.1     检验项目   ·························································································   5      7.2     组批规则   ·························································································   5      7.3     抽样方案   ·························································································   5      7.4     判定规则   ·························································································   6 8     包装、标志、运输和储存   ············································································   6      8.1     包装   ······························································································   6      8.2     标志   ······························································································   7      8.3     运输   ······························································································   7      8.4     储存   ······························································································   7 附录 A （资料性）　非晶软磁合金粉末部分基本物理参数典型值和化学分成   ··························   8 附录 B （规范性）　非晶软磁合金粉末磁极化强度的测量方法   ·········································   9      B.1     原理   ·····························································································   9      B.2     测量环境和条件   ·················································································   9      B.3     测量设备   ························································································   9      B.4     测量试样   ························································································   9      B.5     测量步骤   ························································································   9      B.6     数据处理   ·······················································································   10 GB/T 44655—2024     Ⅰ 附录 C （规范性）　非晶软磁合金粉末环形试样（磁粉心）有效磁导率和直流偏置特性的测量方法   ·   11