Home / Standards / GB/T 39146-2020 GB/T 39146-2020 Active Refractory materials—Test method of corrosion resistance to molten aluminum alloy 耐火材料 抗熔融铝合金侵蚀试验方法 Standard Type GBT ICS 81.080 CCS Q40 Status 现行 Issue Date 2020-10-11 Implementation 2021-09-01 Responsible Dept 国家标准委 Drafting Unit N/A