Home / Standards / GB/T 34520.9-2021 GB/T 34520.9-2021 Active Test methods of continuous silicon carbide fibers—Part 9:Carbon content 连续碳化硅纤维测试方法 第9部分:碳含量 Standard Type GBT ICS 49.020 CCS V13 Status 现行 Issue Date 2021-05-21 Implementation 2021-12-01 Responsible Dept 国家标准委 Drafting Unit N/A