Home / Standards / GB/T 45651-2025 GB/T 45651-2025 Active Recycling raw materials for neodymium iron boron by roasting process 钕铁硼焙烧再生原料 Standard Type GBT ICS 77.120.99 CCS H65 Status 现行 Issue Date 2025-04-25 Implementation 2025-11-01 Responsible Dept 国家标准委 Drafting Unit N/A