Home / Standards / GB/T 32543-2016 GB/T 32543-2016 Active Building construction machinery and equipment—Concrete delivery pipes—Connection types and safety requirements 建筑施工机械与设备 混凝土输送管 连接型式和安全要求 Standard Type GBT ICS 91.220 CCS P97 Status 现行 Issue Date 2016-02-24 Implementation 2016-07-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A