GB/T 40793—2021《烧结钕铁硼表面涂层》解读  

Interpretation of GB/T 40793—2021 nonmetallic coatings for sintered neodymium iron boron permanent magnets

作　　者：沈国迪 胡依群 张民 SHEN Guo-di;HU Yi-qun;ZHANG Min(Ningbo Yunsheng Co,Ltd,Zhejiang 315806,China)

机构地区：[1]宁波韵升股份有限公司,浙江宁波315806

出　　处：《磁性材料及器件》2022年第3期92-95,共4页Journal of Magnetic Materials and Devices

摘　　要：为了促进烧结钕铁硼产品表面防护的标准化,提供给生产企业和应用企业重要指南,制定了《烧结钕铁硼表面涂层》国家标准。介绍了标准的编制原则、主要技术指标和技术水平,也介绍了有关国际标准化比对情况。In order to promote the standardization of surface protection of sintered NdFeB products,and provide important guidance to production and application enterprises,the national standard of“Nonmetallic coatings for sintered neodymium iron boron permanent magnets”was formulated.This article introduces the principle,main technical index and technical level of the standards,and also introduces the situation of international standardization comparison.

关 键 词：烧结钕铁硼 涂层 表面防护 耐蚀性 标准 

分 类 号：TM273[一般工业技术—材料科学与工程]