Home / Standards / GB 21347-2012 GB 21347-2012 Active The norm of energy consumption per unit products of magnesium metallurgical enterprise 镁冶炼企业单位产品能源消耗限额 Standard Type GB ICS 27.010 CCS F01 Status 现行 Issue Date 2012-12-31 Implementation 2013-10-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A