现行 YB/T 5258-1993
镍铁磁粉芯 镍铁磁粉芯 Permalloy powder cores
发布日期:
实施日期:
分类信息
标准简介

本标准适用于Ni81Mo2和Ni50软磁粉末压制而成的环形粉芯

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磁粉

最后更新时间 2025-08-29