Home / Standards / GB/T 39254-2020 GB/T 39254-2020 Active Additive manufacturing—Evaluation guideline for mechanical properties of metal parts 增材制造 金属制件机械性能评价通则 Standard Type GBT ICS 25.030;77.040.10 CCS H04 Status 现行 Issue Date 2020-11-19 Implementation 2021-06-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A