Home / Standards / GB/T 46762-2025 GB/T 46762-2025 Upcoming Corrosion test methods of rare earth permanent magnet protective layers 稀土永磁体防护层腐蚀试验方法 Standard Type GBT ICS 77.120.99 CCS H14 Status 即将实施 Issue Date 2025-12-02 Implementation 2026-07-01 Responsible Dept 国家标准委 Drafting Unit N/A