Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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YB/T 4270-2012 Operation specifications of converter vaporization recovery steam generation system via email in business day valid
YS/T 118.2-1992 Methods of determination and calculation of heat balance in metallurgical furnaces for heavy non-ferrous metals (Multiple-heart furnace) 180.0 via email in 1~3 business day valid
YS/T 125-1992 Standards for classifying metallurgical furnaces for heavy non-ferrous metals 405.0 via email in 1~5 business day valid
GB/T 28924-2012 Guides for calculating energy efficiency index of an iron and steel enterprise 120.0 via email in 1~3 business day valid
YB/T 083-1996 Metallurgical certified reference material-Package,transportation and storage 60.0 via email in 1~3 business day superseded
SN/T 1323-2003 Rules for the sampling of metal material for import and export 390.0 via email in 1~5 business day valid
YS/T 121.8-1992 Nonferrous metals processing enterprises resistance annealing heat balance test and calculation method 90.0 via email in 1~3 business day valid
ZB H 04001-1989 via email in business day valid
YS/T 119.1-1992 Methods for determination and calculation of heat balance of special equipments for alumina production (Clinker rotary kiln) 630.0 via email in 1~8 business day abolished
YS/T 121.1-1992 Nonferrous metals processing enterprises flame reverberatory furnace smelting furnace heat balance test and calculation method 180.0 via email in 1~3 business day valid
GB/T 30163-2013 Specifications of top combustion stove with high blast temperature for blast furnace 180.0 via email in 1~3 business day valid
YB/T 4254-2012 Technical specifications for waste heat recycling of sintering cooling sytem via email in business day valid
YS/T 121.7-1992 Nonferrous metals processing enterprises resistance furnace heat balance test and calculation method 90.0 via email in 1~3 business day valid
YB/T 4268-2012 Technical specification of submerged arc furnace low voltage reactive power compensation via email in business day valid
YS/T 118.3-1992 Methods of determination and calculation of heat balance in metallurgical furnaces for heavy non-ferrous metals (Waelz kiln) 225.0 via email in 1~3 business day valid
YS/T 119.3-1992 Methods for determination and calculation of heat balance of special equipments for alumina production (Upright lime furnace) 420.0 via email in 1~5 business day abolished
YS/T 119.5-1992 Methods for determination and calculation of heat balance of special equipments for alumina production (Evaporator) 285.0 via email in 1~3 business day abolished
YB 9067-1995 Specification for Demarcation of Environment Protection Facilities in Metallurgical Industry via email in business day valid
YBJ 222.2-1990 for the inspection of metallurgical construction test of second fascicles structure inspection 300.0 via email in 1~3 business day valid
YS/T 121-6-1992 Methods of Determination and Calculation of Heat Balance for Push Type Air Circulation Resistance Heating Furnace of Non-ferrous Metal Processing Enterprise via email in business day valid
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