Home / Standards / SN/T 5302-2021 SN/T 5302-2021 Active 进口钢筋混凝土用钢检验规程 Standard Type SN ICS N/A CCS N/A Status Active Issue Date 2021-06-18 Implementation 2022-01-01 Centralized Committee 海关总署 Issuing Authority 海关总署