GB/T 397-2022 Commercial coal quality—Coal for coke making

GB/T 397-2009 Specification of coal for coke making

GB/T 211-1996 Determination of total moisture in coal GB/T 211-2007 Determination of total moisture in coal GB/T 211-2017 Determination of total moisture in coal GB/T 212-2001 Proximate analysis of coal GB/T 212-2008 Proximate analysis of coal GB/T 214-1996 Determination of total sulfur in coal GB/T 214-2007 Determination of total sulfur in coal GB/T 214-2026 Determination of total sulfur in coal GB/T 216-2003 Determination of phosphorus in coal GB 474-1996 Preparation of coal sample GB/T 474-2008 Method for preparation of coal sample GB 475-1996 Sampling for commercial coal GB/T 475-2008 Method for manual sampling of commercial coal GB/T 479-2000 Determination of plastometric indices of bituminous coal GB/T 479-2016 Determination of plastometric indices of bituminous coal GB/T 1574-1995 Analysis of coal ash GB/T 1574-2007 Test method for analysis of coal ash GB/T 3058-1996 Determination of arsenic in coal GB/T 3058-2008 Determination of arsenic in coal GB/T 3058-2019 Determination of arsenic in coal GB/T 3558-1996 Determination of chlorine in coal GB/T 3558-2014 Determination of chlorine in coal GB/T 4000-1996 Coke—Determination of reactivity and strength after reaction GB/T 4000-2008 Coke—Determination of reactivity and strength after reaction GB/T 4000-2017 Determination of coke reactivityindex(CRI) and coke strength after reaction(CSR) GB/T 4633-1997 Determination of fluorine in coal GB/T 4633-2014 Determination of fluorine in coal GB/T 5447-1997 Determination of caking index of bituminous coal GB/T 5447-2014 Determination of caking index for bituminous coal GB/T 5450-1997 Audibert-Arnu dilatometer test of bituminous coal GB/T 5450-2014 Audibert-Arnu dilatometer test of bituminous coal GB 5751-1986 Classification of Chinese coals GB/T 5751-2009 Chinese classification of coals GB/T 6948-1998 Microscopical determination of the reflectance of vitrinite in coal GB/T 6948-2008 Method of determining microscopically the reflectance of vitrinite in coal GB/T 8899-1998 Determination of maceral group composition and minerals in coal GB/T 8899-2013 Determination of maceral group composition and minerals in coal GB/T 15591-1995 Judging method for reflectogram of commercial coal GB/T 15591-2013 Judging method for Mixed coal type of commercial coal GB/T 16659-1996 Determination of mercury in coal GB/T 16659-2008 Determination of mercury in coal GB/T 16659-2024 Determination of mercury of coal GB/T 19494.1-2004 Mechanical sampling of coal—Part 1:Method for sampling GB/T 19494.1-2023 Mechanical sampling of coal—Part 1:Method for sampling GB/T 19494.2-2004 Mechanical sampling of coal—Part 2:Method for sample preparation GB/T 19494.2-2023 Mechanical sampling of coal—Part 2:Method for sample preparation GB/T 25209-2010 Commercial coal marking GB/T 25209-2022 Commercial coal marking GB/T 25213-2010 Determination of plastic properties of coal—Constant torque Gieseler plastometer method GB/T 25214-2010 Determination of total sulfur in coal by IR spectrometry GB/T 30732-2014 Proximate analysis of coal—Instrumental method GB/T 31087-2014 General technical requirements for impurities control of commercial coal GB/T 39538-2020 Determination of arsenic,selenium and mercury in coal—Hydride generation-atomic fluorescence spectrometry GB/T 40485-2021 Method of determining automatically the random reflectance of vitrinite in coal—Image analysis method MT/T 1181-2019 The method for coking coal coking experiment SN/T 3511 SN/T 3521 YB/T 4526-2016 Technical specifications for small coking furnace used in coking test