Home / Standards / GB/T 18818-2021 GB/T 18818-2021 Active Inspecting specification for railway wagon dumper and bulk cargo unfreezing warehouse 铁路货车翻车机和散装货物解冻库检测技术条件 Standard Type GBT ICS 03.220.30 CCS S 51 Status 现行 Issue Date 2021-12-31 Implementation 2022-07-01 Responsible Dept 国家铁路局 Drafting Unit N/A