Home / Standards / GB/T 41967-2022 GB/T 41967-2022 Active Anisotropic neodymium iron boron permanent magnetic powder 各向异性钕铁硼永磁粉 Standard Type GBT ICS 77.150.99 CCS H65 Status 现行 Issue Date 2022-12-30 Implementation 2023-07-01 Responsible Dept 国家标准委 Drafting Unit N/A