Home / Standards / GB/T 39186-2020 GB/T 39186-2020 Active Calculation methods of water saved by projects for iron and steel industry 钢铁行业项目节水量计算方法 Standard Type GBT ICS 13.020.20 CCS Z04 Status 现行 Issue Date 2020-10-11 Implementation 2021-05-01 Responsible Dept 国家标准委 Drafting Unit N/A