Home / Standards / GB/T 38972-2020 GB/T 38972-2020 Active TiB2 particulate reinforced aluminum alloy powder for additive manufacturing 增材制造用硼化钛颗粒增强铝合金粉 Standard Type GBT ICS 77.160;25.030 CCS H71 Status 现行 Issue Date 2020-07-21 Implementation 2021-06-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A