Home / Standards / GB/T 46556-2025 GB/T 46556-2025 Active Application grade classification and requirements of aerospace components 宇航用元器件应用等级分级及要求 Standard Type GBT ICS 49.045 CCS V 25 Status 现行 Issue Date 2025-12-02 Implementation 2026-04-01 Responsible Dept 国家标准委 Drafting Unit N/A