Home / Standards / GB/T 38181-2019 GB/T 38181-2019 Active Earth-moving machinery—Quick couplers—Safety 土方机械 快速连接装置 安全 Standard Type GBT ICS 53.100 CCS P97 Status 现行 Issue Date 2019-10-18 Implementation 2020-05-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A