Home / Standards / GB/T 39252-2020 GB/T 39252-2020 Active Additive manufacturing—Specification for powder bed fusion process of metal materials 增材制造 金属材料粉末床熔融工艺规范 Standard Type GBT ICS 25.030 CCS J39 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