Home / Standards / GB/T 34565.1-2017 GB/T 34565.1-2017 Active Hot work mould steel—Part 1: Steels for casting mould 热作模具钢 第1部分:压铸模具用钢 Standard Type GBT ICS 77.140.35 CCS H40 Status 现行 Issue Date 2017-10-14 Implementation 2018-05-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A