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 90.0 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 180.0 via email in 1~3 business day valid
GB/T 5250-2014 Permeable sintered metal materials―Determination of fluid permeability 225.0 via email in 1~3 business day valid
YS/T 424.3-2000 Methods for chemical analysis of titanium diboride powder—Determination of iron content 45.0 via email in 1~3 business day valid
GB/T 11105-2012 Metallic powder—Rattle test for the green compacts 120.0 via email in 1~3 business day valid
YS/T 422.4-2000 Methods for chemical analysis of chromium carbide - Determination of silicon content 45.0 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
YS/T 422.3-2000 Methods for chemical analysis of chromium carbide—Determination of iron content 60.0 via email in 1~3 business day valid
GB/T 4164-2002 Metallic powders--Determination of hydrogen-reducible oxygen content 135.0 via email in 1~3 business day superseded
YS/T 424.4-2000 Methods for chemical analysis of titanium diboride powder—Determination of carbon content 60.0 via email in 1~3 business day valid
GB/T 31909-2015 Permeable sintered metal materials―Determination of the air permeability 105.0 via email in 1~3 business day valid
GB/T 1479.2-2011 Metallic powders—Determination of apparent density—Part 2:Scott volumeter method 120.0 via email in 1~3 business day valid
YS/T 904.3-2013 Methods for chemical analysis of iron-chromium-aluminum fiber―Part 3:Determination of silicon、manganese、titanium、copper、lanthanum and cerium content―Inductively coupled plasma atomic emission spectrometry 165.0 via email in 1~3 business day valid
YS/T 424.1-2000 Methods for chemical analysis of titanium diboride powder - Determination of titanium content 30.0 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) 180.0 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 superseded
YS/T 423.5-2000 Methods for chemical analysis of nuclear-grade boron carbide powder—Determination of oxygen content 75.0 via email in 1~3 business day valid
YS/T 56-2012 Metallic powders-Derermination of the angle of repose 180.0 via email in 1~3 business day valid
GB/T 26051-2010 Hardmetals—Determination of sulfur and carbon contents in cobalt metal powders—Infrared detection method 120.0 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
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