Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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GB/T 20255.6-2008 Methods for chemical analysis of hardmetals - Flame atomic absorption spectrometry - General requirements 85.0 via email in 1~3 business day valid
GB/T 26050-2010 Hardmetals—Determination of contents of metallic elements by X-ray fluorescence—Fusion method 150.0 via email in 1~3 business day valid
GB/T 11105-2012 Metallic powder—Rattle test for the green compacts 110.0 via email in 1~3 business day valid
GB/T 20255.1-2006 Methods for chemical analysis of hardmetals?Determination of calcium,potassium,magnesium and sodium contents?Flame atomic absorption spectrometric method 60.0 via email in 1~3 business day valid
GB/T 5158.2-2011 Metallic powders—Determination of oxygen content by reduction methods—Part 2:Loss of mass on hydrogen reduction(hydrogen loss) 170.0 via email in 1~3 business day valid
GB/T 19077.1-2003 Particle size analysis-Laser diffraction method 675.0 via email in 1~8 business day abolished
GB/T 26051-2010 Hardmetals—Determination of sulfur and carbon contents in cobalt metal powders—Infrared detection method 110.0 via email in 1~3 business day valid
YS/T 422.1-2000 Methods for chemical analysis of chromium carbide - Determination of chromium content 30.0 via email in 1~3 business day valid
GB/T 1482-2010 Metallic powders - Determination of flow time by means of a calibrated funnel (Hall flowmeter) 110.0 via email in 1~3 business day valid
YS/T 423.4-2000 Methods for chemical analysis of nuclear-grade boron carbide powder—Determination of iron content 60.0 via email in 1~3 business day valid
GB/T 1479.1-2011 Metallic powders—Determination of apparent density—Part 1:Funnal method 170.0 via email in 1~3 business day valid
YS/T 423.1-2000 Methods for chemical analysis of nuclear-grade boron carbide powder - Determination of total boron content 45.0 via email in 1~3 business day valid
YS/T 1009-2014 105.0 via email in 1~3 business day valid
GB/T 3488.1-2014 Hardmetals―Metallographic determination of microstructure―Part 1:Photomicrographs and description 150.0 via email in 1~3 business day valid
GB/T 5158.3-2011 Metallic powders - Determination of oxygen content by reduction methods - Part 3: Hydrogen-reducible oxygen 140.0 via email in 1~3 business day valid
GB/T 5158.1-2011 Metallic powders - Determination of oxygen content by reduction methods - Part 1: General guidelines 85.0 via email in 1~3 business day valid
GB/T 5158.4-2011 Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by reduction-extraction 140.0 via email in 1~3 business day valid
GB/T 5161-2014 Metallic powders—Determination of effective density—Liquid immersion method 170.0 via email in 1~3 business day valid
GB/T 20255.4-2006 Methods for chemical analysis of hardmetals - Determination of cobalt, iron, manganese, molybdenum, nickel, titanium and vanadium contents - Flame atomic absorption spectrometric method 75.0 via email in 1~3 business day valid
GB/T 3249-2009 Test method for fisher number of metal powders and related compounds 120.0 via email in 1~3 business day valid
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