Home / Standards / GB/T 34495-2017 GB/T 34495-2017 Active Hot pressed neodymium iron boron permanent magnetic materials 热压钕铁硼永磁材料 Standard Type GBT ICS 77.120.99 CCS H65 Status 现行 Issue Date 2017-10-14 Implementation 2018-05-01 Responsible Dept 国家标准委 Drafting Unit N/A