| Title |
Standard No. |
Implemented On |
| Hardmetals—Metallographic determination of microstructure—Part 3: Measurement of microstructural features in Ti (C, N) and WC/cubic carbide based hardmetals | GB/T 3488.3-2021 | 2021-10-1 |
| Hardmetals—Metallographic determination of microstructure—Part 2:Measurement of WC grain size | GB/T 3488.2-2018 | 2019-4-1 |
| Test method for thermal diffusivity of hardmetal | GB/T 11108-2017 | 2018-5-1 |
| Hardmetals - Part 4: Determination of titanium content - Photometric peroxide method | GB/T 5124.4-2017 | 2018-5-1 |
| Test method for impact toughness of cemented carbidesat room temperature | GB/T 1817-2017 | 2018-5-1 |
| Hardmetals - Part 3: Determination of cobalt - Potentiometric method | GB/T 5124.3-2017 | 2018-5-1 |
| Inspection rules and test methods of cemented carbide products | GB/T 5242-2017 | 2018-5-1 |
| Sintered metal porous materials - Determination of air filter permeability | GB/T 34643-2017 | 2018-4-1 |
| Hardmetals—Palmqvist toughness test | GB/T 33819-2017 | 2017-12-1 |
| Sintered metal porous materials—Determination of compression performance | YS/T 1132-2016 | 2017-1-1 |
| Sintered metal materials, excluding hardmetals—Tensile test pieces | GB/T 7963-2015 | 2016-7-1 |
| Permeable sintered metal materials―Determination of the air permeability | GB/T 31909-2015 | 2016-6-1 |
| Metallic powders,excluding powders for hardmetals―Determinationof dimensional changes associated with compacting and sintering | GB/T 5159-2015 | 2016-4-1 |
| Hardmetals―Determination of transverse rupture strength | GB/T 3851-2015 | 2016-4-1 |
| Hardmetals―Metallographic determination of microstructure―Part 1:Photomicrographs and description | GB/T 3488.1-2014 | 2015-8-1 |
| Permeable sintered metal materials―Determination of fluid permeability | GB/T 5250-2014 | 2015-5-1 |
| Sintered metal porous materials—Determination of shear strength | YS/T 1009-2014 | 2015-4-1 |
| Test method for ring tensile strength of sintered porous metal | YS/T 1010-2014 | 2015-4-1 |
| Metallic powders—Determination of effective density—Liquid immersion method | GB/T 5161-2014 | 2014-12-1 |
| Permeable sintered metal materials—Determination of bubble test pore size | GB/T 5249-2013 | 2014-5-1 |
| Methods for Chemical Analysis of Iron-Chromium-Aluminum Fiber - Part 5: Determination of Carbon and Sulfur Content - High-frequency Infrared Absorption Method | YS/T 904.5-2013 | 2014-3-1 |
| 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 | YS/T 904.3-2013 | 2014-3-1 |
| Methods for Chemical Analysis of Iron-Chromium-Aluminum Fiber - Part 4: Determination of Phosphorus Content - Molybdenum Blue Spectrophotometry | YS/T 904.4-2013 | 2014-3-1 |
| Methods for Chemical Analysis of Iron-Chromium-Aluminum Fiber - Part 1: Determination of Nitrogen Content - Inert Gas Fusion Thermal Conductivity Method | YS/T 904.1-2013 | 2014-3-1 |
| Metallic powder—Rattle test for the green compacts | GB/T 11105-2012 | 2013-10-1 |
| Metallic powders (excluding powders for hardmetals) - Determination of compressibility in uniaxial compression | GB/T 1481-2012 | 2013-10-1 |
| Metallic powders-Derermination of the angle of repose | YS/T 56-2012 | 2013-6-1 |
| Metallic powders—Determination of apparent density—Part 2:Scott volumeter method | GB/T 1479.2-2011 | 2012-2-1 |
| Metallic powders—Determination of oxygen content by reduction methods—Part 2:Loss of mass on hydrogen reduction(hydrogen loss) | GB/T 5158.2-2011 | 2012-2-1 |
| Metallic powders - Determination of oxygen content by reduction methods - Part 1: General guidelines | GB/T 5158.1-2011 | 2012-2-1 |
| Metallic powders—Determination of apparent density—Part 1:Funnal method | GB/T 1479.1-2011 | 2012-2-1 |
| Metallic powders - Determination of oxygen content by reduction methods - Part 4: Total oxygen by reduction-extraction | GB/T 5158.4-2011 | 2012-2-1 |
| Metallic powders - Determination of oxygen content by reduction methods - Part 3: Hydrogen-reducible oxygen | GB/T 5158.3-2011 | 2012-2-1 |
| Hardmetals—Rockwell hardness test (scale A)—Part 2:Preparation and calibration of standard test blocks | GB/T 3849.2-2010 | 2011-11-1 |
| Hardmetals—Determination of sulfur and carbon contents in cobalt metal powders—Infrared detection method | GB/T 26051-2010 | 2011-10-1 |
| Hardmetals—Determination of contents of metallic elements by X-ray fluorescence—Fusion method | GB/T 26050-2010 | 2011-10-1 |
| Metallic powders - Determination of flow time by means of a calibrated funnel (Hall flowmeter) | GB/T 1482-2010 | 2011-9-1 |
| Standard test method for determination of magnetic saturation (MS) of cemented carbides | GB/T 23369-2009 | 2010-1-1 |
| Test method for fisher number of metal powders and related compounds | GB/T 3249-2009 | 2009-11-1 |
| Hardmetals - Compression test | GB/T 23370-2009 | 2009-11-1 |
| Methods for chemical analysis of hardmetals - Flame atomic absorption spectrometry - General requirements | GB/T 20255.6-2008 | 2008-12-1 |
| Metallic powder-Determination of the specific surface area - Method of nitrogen adsorption | GB/T 13390-2008 | 2008-9-1 |
| Methods for chemical analysis of hardmetals - Determination of chromium content - Flame atomic absorption spectrometric method | GB/T 20255.5-2006 | 2006-10-1 |
| Methods for chemical analysis of hardmetals—Determination of cobalt,iron,manganese and nickel contents—Flame atomic absorption spectrometric method | GB/T 20255.2-2006 | 2006-10-1 |
| Methods for chemical analysis of hardmetals - Determination of cobalt, iron, manganese, molybdenum, nickel, titanium and vanadium contents - Flame atomic absorption spectrometric method | GB/T 20255.4-2006 | 2006-10-1 |
| Methods for chemical analysis of hardmetals - Determination of molybdenum, titanium and vanadium contents - Flame atomic absorption spectrometric method | GB/T 20255.3-2006 | 2006-10-1 |
| Methods for chemical analysis of hardmetals?Determination of calcium,potassium,magnesium and sodium contents?Flame atomic absorption spectrometric method | GB/T 20255.1-2006 | 2006-10-1 |
| Determination of the specific surface area of solids by gas adsorption using the BET method | GB/T 19587-2004 | 2005-4-1 |
| Certification requirements for motor vehicle maintenance and repair enterprise - Part 1:for motor vehicle maintenance and repair | GB/T 16739.1-2004 | 2005-1-1 |
| Particle size analysis-Laser diffraction method | GB/T 19077.1-2003 | 2003-9-1 |
| Sintered metal materials - Specifications | GB/T 19076-2003 | 2003-9-1 |
| Metallic powders--Determination of hydrogen-reducible oxygen content | GB/T 4164-2002 | 2002-10-1 |
| Methods for chemical analysis of titanium diboride powder - Determination of titanium content | YS/T 424.1-2000 | 2000-10-1 |
| Methods for chemical analysis of nuclear-grade boron carbide powder - Determination of total carbon content | YS/T 423.2-2000 | 2000-10-1 |
| Methods for chemical analysis of nuclear-grade boron carbide powder—Determination of oxygen content | YS/T 423.5-2000 | 2000-10-1 |
| Methods for chemical analysis of titanium diboride powder—Determination of iron content | YS/T 424.3-2000 | 2000-10-1 |
| Methods for chemical analysis of nuclear-grade boron carbide powder—Determination of uncarbonized boron content | YS/T 423.3-2000 | 2000-10-1 |
| Methods for chemical analysis of titanium diboride powder—Determination of carbon content | YS/T 424.4-2000 | 2000-10-1 |
| Methods for chemical analysis of nuclear-grade boron carbide powder—Determination of iron content | YS/T 423.4-2000 | 2000-10-1 |
| Methods for chemical analysis of chromium carbide - Determination of silicon content | YS/T 422.4-2000 | 2000-10-1 |
| Methods for chemical analysis of chromium carbide - Determination of chromium content | YS/T 422.1-2000 | 2000-10-1 |
| Methods for chemical analysis of chromium carbide—Determination of total carbon content | YS/T 422.2-2000 | 2000-10-1 |
| Methods for chemical analysis of chromium carbide—Determination of iron content | YS/T 422.3-2000 | 2000-10-1 |
| Methods for chemical analysis of titanium diboride powder - Determination of total boron content | YS/T 424.2-2000 | 2000-10-1 |
| Methods for chemical analysis of nuclear-grade boron carbide powder - Determination of total boron content | YS/T 423.1-2000 | 2000-10-1 |
| Methods for chemical analysis of titanium diboride powder—Determination of oxygen content | YS/T 424.5-2000 | 2000-10-1 |
| Metallic powders-Determination of apparent density - Part 3: Oscillating funnel method | GB/T 5061-1998 | 1999-7-1 |
