Home / Standards / GB/T 42603.1-2023 GB/T 42603.1-2023 Active Medium temperature pattern material for investment casting—Part 1：Test method of physical properties 熔模铸造中温模料 第1部分：物理性能试验方法 Standard Type GBT ICS 71.040.50 CCS J31 Status 现行 Issue Date 2023-05-23 Implementation 2023-05-23 Responsible Dept 国家标准委 Drafting Unit N/A