Home / Standards / GB/T 43612-2023 GB/T 43612-2023 Active Collection of metallographs on defects in silicon carbide crystal materials 碳化硅晶体材料缺陷图谱 Standard Type GBT ICS 29.045 CCS H 80 Status 现行 Issue Date 2023-12-28 Implementation 2024-07-01 Responsible Dept 国家标准委 Drafting Unit N/A