Home / Standards / GB/T 42603.2-2023 GB/T 42603.2-2023 Active Medium temperature pattern material for investment casting —Part 2: Test method of application performance 熔模铸造中温模料 第2部分:使用性能试验方法 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