Home / Standards / GB/T 46781-2025 GB/T 46781-2025 Upcoming Metallic and other inorganic coatings—Determination of thermal conductivity of thermal barrier coatings 金属及其他无机覆盖层 热障涂层热导率的测定 Standard Type GBT ICS 25.220.20 CCS A 29 Status 即将实施 Issue Date 2025-12-02 Implementation 2026-07-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A