Title |
Standard No. |
Implemented On |

Measurement for levitation force of bulk oxide superconductor | GB/T 21115-2007E | |

Determining method of resistivity of copper, nickel and their alloys | GB/T 3248-1982 | |

Test method for warp and bow of silicon wafers—Automated non-contact scanning method | GB/T 32280-2022 | 2022-10-1 |

Practical superconducting wires—Twist pitch measurement method of Nb-Ti and Nb3Sn composite superconductors | GB/T 40296-2021 | 2022-3-1 |

Test method for electrochemical properties of magnesium alloys sacrificial anode | GB/T 24488-2021 | 2022-3-1 |

Metallic powders—Determination of apparent density and flow rate at elevated temperatures—Part 1: Determination of apparent density at elevated temperatures | GB/T 40380.1-2021 | 2022-3-1 |

Testing method for contact resistance of precious metals electrical contact materials | GB/T 15078-2021 | 2022-3-1 |

Measuring method for mechanical melting temperature of aluminum alloy | GB/T 40320-2021 | 2022-3-1 |

Test method for thickness of films on silicon wafer surface—Optical reflection method | GB/T 40279-2021 | 2022-3-1 |

Metallic powders—Determination of apparent density and flow rate at elevated temperatures—Part 2: Determination of flow rate at elevated temperatures | GB/T 40380.2-2021 | 2022-3-1 |

Nanotechnology—Contacting methods for measuring the resistivity of nanomaterials—General rules | GB/T 40007-2021 | 2021-12-1 |

AC loss measurements—Magnetometer methods for hysteresis loss in superconducting multifilamentary composites | GB/T 21227-2021 | 2021-12-1 |

Test method for measuring resistivity of monocrystal silicon—In-line four-point probe and direct current two-point probe method | GB/T 1551-2021 | 2021-12-1 |

Test method for carrier concentration of silicon epitaxial layers - Capacitance-voltage method | GB/T 14146-2021 | 2021-12-1 |

Methods of measurement of amorphous and nanocrystalline alloys-Part 3:AC magnetic properties of Fe-based amorphous strip using a single sheet specimen | GB/T 19346.3-2021 | 2021-11-1 |

Electrochemical performance test of lithium manganese oxide—Test method for the initial specific discharge capacity and the initial efficiency | GB/T 39864-2021 | 2021-10-1 |

Metallic powders—Determination of tap density | GB/T 5162-2021 | 2021-10-1 |

Electrochemical performance test of lithium manganese oxide—Test method for discharge plateau capacity ratio and cycle life | GB/T 39861-2021 | 2021-10-1 |

Test method for dislocation density of monocrystal gallium arsenide | GB/T 8760-2020 | 2021-8-1 |

Residual resistance ratio measurement—Residual resistance ratio of Nb-Ti and Nb3Sn composite superconductors | GB/T 25897-2020 | 2021-7-1 |

Test method for artificial defect sizes of zirconium tube flaw detection comparison samples | GB/T 38980-2020 | 2021-6-1 |

Test method for dislocation density of monocrystal germanium | GB/T 5252-2020 | 2021-5-1 |

Testing method for cleanliness of magnesium and magnesium alloy ingots | GB/T 38786-2020 | 2021-4-1 |

Measurement of the magnetic properties of electrical steels by means of a single sheet tester—H-coil method | GB/T 39042-2020 | 2021-2-1 |

Metallic materials—Creep-fatigue test method | GB/T 38804-2020 | 2021-1-1 |

Methods of measurement of magnetic properties of electrical steel strip and sheet at medium frequencies | GB/T 10129-2019 | 2020-7-1 |

Methods of measurement of resistivity,density and stacking factor of electrical steel strip and sheet | GB/T 19289-2019 | 2020-5-1 |

Standard practice for de-agglomeration of refractory metal powders and their compounds prior to particle size analysis | GB/T 37561-2019 | 2020-5-1 |

Metallic materials-Resistivity measurement method | GB/T 351-2019 | 2020-2-1 |

Test method for carrier recombination lifetime in silicon wafers and silicon ingots—Non-contact measurement of photoconductivity decay by microwave reflectance method | GB/T 26068-2018 | 2019-11-1 |

Electrochemical performance test of lithium nickel cobalt manganese oxide—Test method for discharge plateau capacity ratio and cycle life | GB/T 37207-2018 | 2019-11-1 |

Test methods for conductivity type of extrinsic semiconducting materials | GB/T 1550-2018 | 2019-11-1 |

Electrochemical performance test of lithium nickel cobalt manganese oxide—Test method for discharge specific capacity and charge-discharge coulombic efficiency of the first cycle | GB/T 37201-2018 | 2019-11-1 |

Test method for silicon brick dimension—Laser technology method | GB/T 37213-2018 | 2019-11-1 |

Test method for particles on polished silicon wafer surfaces | GB/T 19921-2018 | 2019-7-1 |

Sintered metal materials and hardmetals—Determination of electrical resistivity | GB/T 5167-2018 | 2019-6-1 |

Metallic and its compound powder—Determination of specific surface and particle size—Air permeating method | GB/T 11107-2018 | 2019-6-1 |

王志、李刚、钟圣俊、孟宪卫、王新华、乐有邦、吴晓煜、张倩倩 | GB/T 36705-2018 | 2019-6-1 |

Electronic characteristic measurements—Surface resistance of superconductors at microwave frequencies | GB/T 22586-2018 | 2018-10-1 |

Determination of thermal transmittance forarchitecture aluminium alloy thermal barrier profiles | GB/T 34482-2017 | 2018-7-1 |

Test method for determining the orientation of sapphire single crystal | GB/T 34210-2017 | 2018-6-1 |

Methods of measurement for amorphous and nanocrystalline alloys--Part 2: Lamination factor of amorphous alloy strips | GB/T 19346.2-2017 | 2018-6-1 |

Surface coating weight(thickness) of electrical steel―X-ray spectrometric method | GB/T 34190-2017 | 2018-6-1 |

Determination of whiteness for zinc oxide produced by direct process | GB/T 4104-2017 | 2018-5-1 |

Methods of test for the determination of coating insulation resistance and coating adhesion of electrical strip and sheet | GB/T 2522-2017 | 2018-4-1 |

Matrix to superconductor volume ratio measurement-Copper to superconductor volume ratio of Cu/Nb-Ti composite superconducting wires | GB/T 22587-2017 | 2018-4-1 |

Technical specification for testing of liquidus temperature of the electrolyte | GB/T 33908-2017 | 2018-2-1 |

Anodizing of aluminium and its alloys-Assessment of quality of sealed anodic oxidation coatings-Part 1:Measurement of the loss of mass after immersion in acid solution(s) | GB/T 8753.1-2017 | 2017-12-1 |

Amorphous and nanocrystalline alloys measurement methods―Part 1:AC magnetic properties by the use of ring specimens | GB/T 19346.1-2017 | 2017-11-1 |

Electromagnetic(eddy-current)examination method for electrical conductivity of copper and copper alloys | GB/T 32791-2016 | 2017-7-1 |

Chemical analysis methods of pseudoboehmite—Part 1:Determination of gelation index—EDTA titrimetric method | YS/T 1161.1-2016 | 2017-1-1 |

Test methods for flatness of monocrystalline silicon carbide wafers | GB/T 32278-2015 | 2017-1-1 |

Chemical analysis methods of pseudoboehmite—Part 3:Determination of pore volume and specific surface area—Bynitrogen adsorption | YS/T 1161.3-2016 | 2017-1-1 |

Chemical analysis methods of pseudoboehmite一Part 2:Determination of the loss of mass一 Gravimetric method | YS/T 1161.2-2016 | 2017-1-1 |

Testing method on pass through flux of magnetic sputtering target | YS/T 1124-2016 | 2017-1-1 |

Test method for warp of silicon wafers—Automated non-contact scanning method | GB/T 32280-2015 | 2017-1-1 |

Test methods for edge contour of silicon wafers | YS/T 26-2016 | 2017-1-1 |

The method for full width at half maximum of double crystal X-ray rocking curve of GaN single crystal substrate | GB/T 32188-2015 | 2016-11-1 |

Test method for surface roughness of GaN single crystal substrate by atomic force microscope | GB/T 32189-2015 | 2016-11-1 |

Test method for disoclation density of GaN single crystal—Cathodoluminescence spectroscopy | GB/T 32282-2015 | 2016-11-1 |

Critical temperature measurement―Critical temperature of composite superconductors by a resistance method | GB/T 31780-2015 | 2016-2-1 |

Requirements for solder paste for high-quality interconnections in electronics assembly | GB/T 31475-2015 | 2016-1-1 |

Soldering fluxes for high-quality interconnections in electronics assembly | GB/T 31474-2015 | 2016-1-1 |

Test method for thickness of epitaxial layers and diffused layers by angle lap stain | YS/T 15-2015 | 2015-10-1 |

Methods for physical performance determination of zeolite―Part 2:Determination of particle size―Centrifugal sedimentation method | YS/T 1065.2-2015 | 2015-10-1 |

Methods for physical performance determination of zeolite―Part 4:Determination of non-ionic liquid-carrying capacity | YS/T 1065.4-2015 | 2015-10-1 |

Methods for physical performance determination of zeolite―Part 1:Determination of calcium binding capacity―EDTA titrimetric method | YS/T 1065.1-2015 | 2015-10-1 |

Test methods for warp of sapphire substrates | GB/T 31352-2014 | 2015-9-1 |

Test method for lattice constant of Ⅲ-nitride epitaxial layers | GB/T 30654-2014 | 2015-9-1 |

Test methods for internal quantum efficiency of nitride LED epitaxial layers | GB/T 30655-2014 | 2015-9-1 |

Test method for crystal quality of Ⅲ-nitride epitaxial layers | GB/T 30653-2014 | 2015-9-1 |

Test methods for bow of sapphire substrates | GB/T 31353-2014 | 2015-9-1 |

Standard test method for thickness and thickness variation on sapphire substrates | GB/T 30857-2014 | 2015-4-1 |

Test methods for surface roughness and saw mark of silicon wafers for solar cells | GB/T 30860-2014 | 2015-4-1 |

Test method for warp and waviness of silicon wafers for solar cells | GB/T 30859-2014 | 2015-4-1 |

Calculation method of anode effect frequency and anode effect duration for aluminum electrolysis | YS/T 1002-2014 | 2015-4-1 |

Test method for thickness and total thickness variation of silicon wafers for solar cell | GB/T 30869-2014 | 2015-2-1 |

Superconductivity - Measurements for Bulk High Temperature Superconductors - Trapped Flux Density of Large Grain Oxide Superconductors | GB/T 30537-2014 | 2014-11-1 |

Measuring method for the shielding effectiveness of magnetic material in low frequency alternating magnetic field | GB/T 30140-2013 | 2014-5-14 |

Methods for Physical Performance Determination of Sandy Alumina - Part 5: X-ray Diffraction Spectrum Method for Determination of α-alumina Content | YS/T 438.5-2013 | 2013-9-1 |

Methods for Physical Performance Determination of Sandy Alumina - Part 1: Determination of Size Distrinbution - Sieving Method | YS/T 438.1-2013 | 2013-9-1 |

Methods for Physical Performance Determination of Sandy Alumina - Part 3: Determination of the Angle of Repose | YS/T 438.3-2013 | 2013-9-1 |

Method of Slab Band Tinsel Surface Cleanliness Analysis of Copper and Copper Alloys | YS/T 864-2013 | 2013-9-1 |

Methods for Physical Performance Determination of Sandy Alumina - Part 2: Determination of the Attrition index | YS/T 438.2-2013 | 2013-9-1 |

Methods for Physical Performance Determination of Sandy Alumina - Part 4: B.E.T Method for Determination of Specific Surface Area | YS/T 438.4-2013 | 2013-9-1 |

Critical current measurement-DC critical current of Nb3Sn composite superconductors | GB/T 28871-2012 | 2013-2-15 |

Determination of chemical contents and physical properties of aluminium fluoride Part 3: Determination of fluoride content | YS/T 581.3-2012 | 2012-11-1 |

Measurement of technical parameter for aluminium cell | YS/T 784-2012 | 2012-11-1 |

Chemical analysis methods and physical properties of cryolitePart 3: Determination of fluoride content | YS/T 273.3-2012 | 2012-11-1 |

Measuring method for DC magnetic susceptibility(magnetic moment) of nanomaterials | GB/Z 26082-2010 | 2011-10-1 |

Test method for resistivity of precision resistance alloys | GB/T 6146-2010 | 2011-5-1 |

Superconductivity:Residual resistance ratio measurement of Nb-Ti composite superconductors | GB/T 25897-2010 | 2011-5-1 |

Determination of chemical contents and physical properties of aluminium fluoride - Part 17: Determination of flow time | YS/T 581.17-2010 | 2011-3-1 |

Analysis method for aluminum hydroxide for filler - Part 4: Determination method of viscosity | YS/T 738.4-2010 | 2011-3-1 |

Chemical analysis methods of sodium fluoride - Part 2: Determination of fluorine content - Distillation-thorium nitrate volumetric method | YS/T 535.2-2009 | 2010-6-1 |

Chemical analysis methods of sodium fluoride—Part 4:Determination of iron content—1,10-phenanthroline spectrophotometric method | YS/T 535.4-2009 | 2010-6-1 |

Chemical analysis methods of sodium fluoride - Part 6: Determination of carbonate content - Gravimetric method | YS/T 535.6-2009 | 2010-6-1 |

Chemical analysis methods of sodium fluoride - Part 8: Determination of water insoluble matter content - Gravimetric method | YS/T 535.8-2009 | 2010-6-1 |

Chemical analysis methods of sodium fluoride - Part 7: Determination of acidity - Neutral titration method | YS/T 535.7-2009 | 2010-6-1 |

Chemical analysis methods of sodium fluoride - Part 9: Determination of chloride content - The turbidimetric method | YS/T 535.9-2009 | 2010-6-1 |

Sodium fluoride | YS/T 517-2009 | 2010-6-1 |

Test method for electrochemical properties of magnesium alloys sacrificial anode | GB/T 24488-2009 | 2010-6-1 |

Chemical analysis methods of sodium fluoride - Part 3: Determination of silica content - Molybdenum blue photometric method | YS/T 535.3-2009 | 2010-6-1 |

Chemical analysis methods of sodium fluoride - Part 5: Determination of soluble sulphates content - Turbidimetric method | YS/T 535.5-2009 | 2010-6-1 |

Chemical analysis methods of sodium fluoride—Part 10:Preparation and storage of test samples | YS/T 535.10-2009 | 2010-6-1 |

The test method for thermal deflection rate of spiral and helix coils of thermostat bimetal | GB/T 24297-2009 | 2010-2-1 |

Standard test method for cross curvature of thermostat metals | GB/T 24298-2009 | 2010-2-1 |

Test method for the mechanical life of snap action discs of thermostat bimetal | GB/T 24299-2009 | 2010-2-1 |

Test method for mechanical torque rate of spiral coils of thermostat metal | GB/T 24272-2009 | 2010-2-1 |

Specification for strip component of thermostat metals | GB/T 24271-2009 | 2010-2-1 |

Methods of measurement of a.c. magnetic properties of magnetically soft materials | GB/T 3658-2008 | 2009-5-1 |

Test methods for thermal expansion characteristic parameters of metallic materials | GB/T 4339-2008 | 2009-5-1 |

Methods of measurement of the magnetic properties of magnetic sheet and strip by means of a single sheet tester | GB/T 13789-2008 | 2009-5-1 |

Measurements of microwave surface resistance of resistance of HTSC thin film | GB/T 22586-2008 | 2009-5-1 |

Superconductivity - Matrix to superconductor volume ratio measurement - Copper to superconductor volume ratio of Cu/Nb-Ti composite superconductors | GB/T 22587-2008 | 2009-5-1 |

Methods of measurement of the magnetic properties of electrical steel sheet and strip by means of an epstein frame | GB/T 3655-2008 | 2009-5-1 |

Measuring method of surface roughness and peak count for cold-rolled metal sheet (strip) | GB/T 2523-2008 | 2009-5-1 |

Methods of measurement of d.c. magnetic properties of magnetically soft materials | GB/T 13012-2008 | 2009-5-1 |

Method of coercivity measurement for magnetically soft materials by pull out procedure | GB/T 3656-2008 | 2009-5-1 |

Test methods of thermal flexure of thermostat metals | GB/T 8364-2008 | 2009-4-1 |

Measuring method for thermal conductivity of metal at high temperature | GB/T 3651-2008 | 2008-12-1 |

Test method for Rockwell hardness(HRB)of cold-rolled steel sheet | SN/T 2082-2008 | 2008-11-1 |

Critical current measurement - DC critical current of Nb-Ti composite superconductors | GB/T 21546-2008 | 2008-11-1 |

Test method for resistivity of zone-refined germanium ingot using a two-point probe | YS/T 602-2007 | 2008-5-1 |

AC loss measurements - Magnetometer methods for hysteresis loss in Cu/Nb-Ti multifilamentary composites | GB/T 21227-2007 | 2008-5-1 |

Measurement for levitation force of bulk oxide superconductor | GB/T 21115-2007 | 2007-12-1 |

Determination of chemical compositions and physical properties of aluminum powder magnesium powder and Al-Mg alloy powder Part 1 Determination of active Al Mg or Al-Mg content Gasometric method | YS/T 617.1-2007 | 2007-10-1 |

Chemical analysis methods of high purity alumina Determination of calcium oxide and magnesium oxide Inductively coupled plasma atomic emission spectrometric method | YS/T 629.5-2007 | 2007-10-1 |

Chemical analysis methods of high purity alumina Determination of sodium oxide Flame atomic absorption spectrophotometric method | YS/T 629.3-2007 | 2007-10-1 |

Determination of chemical compositions and physical properties of aluminum powder magnesium powder and Al-Mg alloy powder Part 6 Determination of particle size destribution Sieve method | YS/T 617.6-2007 | 2007-10-1 |

Determination of chemical compositions and physical properties of aluminum powder magnesium powder and Al-Mg alloy powder Part 9 Determination of adhesion ratio of aluminum powder | YS/T 617.9-2007 | 2007-10-1 |

Test methods for oil absorption of aluminium hydroxide for filler | YS/T 618-2007 | 2007-10-1 |

Determination of chemical compositions and physical properties of aluminum powder magnesium powder and Al-Mg alloy powder Part 8 Determination of apparent density | YS/T 617.8-2007 | 2007-10-1 |

Chemical analysis methods of high purity alumina Determination of ferric oxide orthopenanthroline photometric method extracted with methyl-iso-butyl ketone | YS/T 629.2-2007 | 2007-10-1 |

Determination of chemical compositions and physical properties of aluminum powder magnesium powder and Al-Mg alloy powder Part 2 Determination of aluminum content of Al-Mg alloy powde | YS/T 617.2-2007 | 2007-10-1 |

Chemical analysis methods of high purity alumina Determination of potassium oxide Flame atomic absorption spectrophotometric method | YS/T 629.4-2007 | 2007-10-1 |

Determination of chemical compositions and physical properties of aluminum powder magnesium powder and Al-Mg alloy powder Part 3 Determination of volatile matter(water) content Drying-degravimetric method | YS/T 617.3-2007 | 2007-10-1 |

Determination of chemical compositions and physical properties of aluminum powder magnesium powder and Al-Mg alloy powder Part 10 Determination of coating surface of aluminum powder | YS/T 617.10-2007 | 2007-10-1 |

Determination of chemial contents and physical properties of aluminium fluoride Part 15:free alumina content | YS/T 581.15-2007 | 2007-10-1 |

Determination of chemical compositions and physical properties of aluminum powder magnesium powder and Al-Mg alloy powder Part 7 Determination of particle size distribution Laser scatt | YS/T 617.7-2007 | 2007-10-1 |

Aluminum foil test methods Part 8:Method for measuring cube texture content | YS/T 455.8-2007 | 2007-10-1 |

Determination of chemical compositions and physical properties of aluminum powder magnesium powder and Al-Mg alloy powder Part 4 Determination of insoluble content in hydrochloric acid | YS/T 617.4-2007 | 2007-10-1 |

Determination of chemical compositions and physical properties of aluminum powder magnesium powder and Al-Mg alloy powder Part 5 Determination of grease content of aluminum powder | YS/T 617.5-2007 | 2007-10-1 |

Chemical analysis methods of alumina Determination of impurities in Alumina inductively coupled plasma atomic emission spectrometric method | YS/T 630-2007 | 2007-10-1 |

Methods of test for the determination of surface insulation resistance and lamination factor of electric sheet and strip | GB/T 2522-2007 | 2007-6-1 |

Methods of assessment of temperature capability of inter laminar insulation coatings of electrical sheet and strip | GB/T 20831-2007 | 2007-6-1 |

Chemical analysis methods and physical properties of cryolite - Part 8: Determination of sulphate content by barium sulphate gravimetric method | YS/T 273.8-2006 | 2006-12-1 |

Chemical analysis methods and physical properties of cryolite - Part 10: Determination of alumina content by gravimetric method | YS/T 273.10-2006 | 2006-12-1 |

Chemical analysis methods and physical properties of cryolite - Part 4: Determination of aluminium by the EDTA volumetric method | YS/T 273.4-2006 | 2006-12-1 |

Chemical analysis methods and physical properties of cryolite—Part 6:Determination of silica content by the molybdenum blue photometric | YS/T 273.6-2006 | 2006-12-1 |

Chemical analysis methods and physical properties of cryolite—Part 5:Determination of sodium by flame atomic absorption spectrometric method | YS/T 273.5-2006 | 2006-12-1 |

Chemical analysis methods and physical properties of | YS/T 273.9-2006 | 2006-12-1 |

Chemical analysis methods and physical properties of cryolite—Part 2:Determination of ignition loss | YS/T 273.2-2006 | 2006-12-1 |

Chemical analysis methods and physical properties of cryolite - Part 3: Determination of fluoride content by distillation-thorium nitrate titration | YS/T 273.3-2006 | 2006-12-1 |

Chemical analysis methods and physical properties of cryolite - Part 13: Preparation and storage of test samples | YS/T 273.13-2006 | 2006-12-1 |

Chemical analysis methods and physical properties of cryolite - Part 11: Determination of sulphur content by X-ray fluorescence spectrometric method | YS/T 273.11-2006 | 2006-12-1 |

Chemical analysis methods and physical properties of cryolite - Part 1: Determination of moisture content by gravimetric method | YS/T 273.1-2006 | 2006-12-1 |

Chemical analysis methods and physical properties of cryolite -- Part 7: Determination of iron content by orthophenantholine photometric method | YS/T 273.7-2006 | 2006-12-1 |

Chemical analysis methods and physical properties of cryolite - Part 12: The atomic absorption spectrophotometric method for the determination of calcium oxide content | YS/T 273.12-2006 | 2006-12-1 |

Germanium monocrystal - inspection of dislocation etch pit density | GB/T 5252-2006 | 2006-11-1 |

Extrinsic semiconductor single crystals measurement of Hall mobility and Hall coefficient | GB/T 4326-2006 | 2006-11-1 |

Sintered metal materials，excluding hardmetals - Permeable sintered metal materials - Determination of density，oil content，and open porosity | GB/T 5163-2006 | 2006-11-1 |

The method of determining interstitial oxygen content in silicon by infrared absorption | GB/T 1557-2006 | 2006-11-1 |

Measuring thickness of epitaxial layers of gallium arsenide by infrared interference | GB/T 8758-2006 | 2006-11-1 |

Measurement method for magnetic property of small single sheet sample of electrical strip | YB/T 4148-2006 | 2006-11-1 |

Determination of carrier concentration in galliumarsenide by the plasma resonance minimum | GB/T 8757-2006 | 2006-11-1 |

Gallium arsenide epitaxial layer - determination of carrier concentration voltage-capacitance method | GB/T 11068-2006 | 2006-11-1 |

Metal materials -- Quantitative phase analysis -- Value K method of X-ray diffraction | YB/T 5320-2006 | 2006-10-11 |

The lattice constant determination of metals -- Method of X-ray diffractometer | YB/T 5337-2006 | 2006-10-11 |

Retained austenite in steel - Quantitative deternination - Method of X-ray diffractometer | YB/T 5338-2006 | 2006-10-11 |

Determination method for secondary recrystallization temperature of tungsten wire | YS/T 516-2006 | 2006-10-11 |

Determination of hermeticity of expansion alloys | YB/T 5321-2006 | 2006-10-11 |

Metal materials -- Quantitative pole figure preparing method | YB/T 5360-2006 | 2006-10-11 |

Metallic material - Standard test method for the elastic modulus at high temperature - The method of disc - Vibrator | YB/T 5350-2006 | 2006-10-11 |

Carbides in high speed steel -- Quantitative phase analysis -- Method of X-ray diffractometer | YB/T 5336-2006 | 2006-10-11 |

Self-fluxing alloy powders-Determination of solidus-Liquidus temperature range | YS/T 533-2006 | 2006-10-11 |

Determination of chemical contents and physical properties of aluminium fluoride Part 2: Determination of ignition loss | YS/T 581.2-2006 | 2006-8-1 |

Determination of chemical contents and physical properties of aluminium fluoride Part 5:Determination of sodium by flame atomic absorption spectrometric method | YS/T 581.5-2006 | 2006-8-1 |

Determination of chemical contents and physical properties of aluminium fluoride Part 10: Determination of sulphur content by X-ray fluorescence spectrometric method | YS/T 581.10-2006 | 2006-8-1 |

Determination of chemical contents and physical properties of aluminium fluoride Part 9: Determination of phosphorous content by molybdophoshoric liue photometric method | YS/T 581.9-2006 | 2006-8-1 |

Determination of chemical contents and physical properties of aluminium fluoride Part 6: Determination of silica content by the molybdenum blue photometric | YS/T 581.6-2006 | 2006-8-1 |

Determination of chemical contents and physical properties of aluminium fluoride Part 3: Determination of fluoride content distillation-thorium nitrate titration volumetric method | YS/T 581.3-2006 | 2006-8-1 |

Determination of chemical contents and physical properties of aluminium fluoride Part 8: Determination of sulphate content by barium sulphate gravimetric method | YS/T 581.8-2006 | 2006-8-1 |

Determination of chemical contents and physical properties of aluminium fluoride Part 7: Determination of iron content by orthophenantholine photometric method | YS/T 581.7-2006 | 2006-8-1 |

Determination of chemical contents and physical properties of aluminium fluoride Part 1: Determination of moisture content by gravimetric method | YS/T 581.1-2006 | 2006-8-1 |

Determination of chemical contents and physical properties of aluminium fluoride Part 4:Determination of aluminium by the EDTA volumetric method | YS/T 581.4-2006 | 2006-8-1 |

Determination of chemical contents and physical properties of aluminium fluoride Part 11: Preparation and storage of test samples | YS/T 581.11-2006 | 2006-8-1 |

Determination of chemical contents and physical properties of aluminium fluoride Part 12: Determination of size distribution - Sieving method | YS/T 581.12-2006 | 2006-8-1 |

Determination of chemical contents and physical properties of aluminium fluoride Part 13: Measurement of the angle of repose | YS/T 581.13-2006 | 2006-8-1 |

Determination of chemical contents and physical properties of aluminium fluoride Part 14: Determination of untamped density | YS/T 581.14-2006 | 2006-8-1 |

Test method for temperature-resistance coefficient of precision resistance alloys | GB/T 6148-2005 | 2006-4-1 |

Test method for thermoelectric power of precision resistance alloys | GB/T 6147-2005 | 2006-4-1 |

Method for measuring the discharge capacity of the hydrogen storage alloys as the negative electrode of the metal hydride-nickel battery | YS/T 484-2005 | 2005-12-1 |

method for electrical conductivity measurement of copper and copper alloys by use of eddy current | YS/T 478-2005 | 2005-12-1 |

Determination of whitenessof alumina and aluminium hydroxide | YS/T 469-2004 | 2004-11-1 |

Test method for aluminium foil Part 5: Test method for direct-current resistance | YS/T 455.5-2003 | 2004-5-1 |

Test method for aluminium foil Part 4:Test method for stickiness | YS/T 455.4-2003 | 2004-5-1 |

Test method for thermal softening resistance of copper plate, strip and foil - Hardness-testing method | YS/T 466-2003 | 2004-5-1 |

Test method for aluminium foil Part 6:Test method for other property | YS/T 455.6-2003 | 2004-5-1 |

Leucoscopic method for testing whiteness of zine oxide made by direct process | GB/T 4104-2003 | 2004-5-1 |

Test method for aluminium foil Part 1: Test method for surface tension | YS/T 455.1-2003 | 2004-5-1 |

Test method for aluminium foil Part 2: Test method for porosity | YS/T 455.2-2003 | 2004-5-1 |

Metallic powders—Determination of particle size distribution by gravitational sedimentation in a liquid and attenuation measurement | GB/T 6524-2003 | 2004-5-1 |

Test method for aluminium foil Part 3:test method for wettability | YS/T 455.3-2003 | 2004-5-1 |

Test method for specific flexivity constant of ther mostat metals | GB/T 5985-2003 | 2004-4-1 |

Methods of measurement of density,resistivity and stacking factor of electrical steel sheet and strip | GB/T 19289-2003 | 2004-4-1 |

Standard test method for cross curvature of thermostat metals | JB/T 7131-2002 | 2003-4-1 |

Methods of measurement of the magnetic properties of electrical steel sheet and strip by mesns of an Epstein frame | GB/T 3655-2000 | 2001-9-1 |

Methods for physical performance determination of sandy alumina—Determination of specific surface area—B.E.T.method | YS/T 438.4-2001 | 2001-5-1 |

The test method of thermo-emf for platinum rhodium thermocouple thin wires | GB/T 18036-2000 | 2000-9-1 |

Testing method for electrical resistance-temperature characteristic parameters of metallic materials | GB/T 4067-1999 | 2000-8-1 |

Test method for modulus of elasticity of thermostat metals | GB/T 5986-2000 | 2000-8-1 |

Testing method for thermal expansion characteristic parameters of metallic materials | GB/T 4339-1999 | 2000-8-1 |

Anodizing of aluminium and aluminium alloys - Assessment of quality of sealed anodic oxide coatings - Part 1: Phosphoric acid/chromic acid test without nitric acid predip | GB/T 8753.1-2005 | 2000-1-1 |

Sintered metal materials and hardmetals-Determination of Youngs modulus | GB/T 5166-1998 | 1999-8-1 |

Test methods of precious metal pastes used for thick film microelectronics--Determination of fineness | GB/T 17473.2-1998 | 1999-3-1 |

Test methods of precious metal pastes used for thick film microelectronics--Determination of sheet resistance | GB/T 17473.3-1998 | 1999-3-1 |

Anodizing of aluminium and aluminium alloys - Assessment of quality of sealed anodic oxide coatings - Part 2: Phosphoric acid/chromic acid test with nitric acid predip | GB/T 8753.2-2005 | 1999-2-1 |

Test methods for determining the orientation of a semiconductor single crystal | GB/T 1555-1997 | 1998-8-1 |

Test method for deep level EL2 concentration of undoped semi-insulating monocrystal gallium arsenide by measurement infrared absorption method | GB/T 17170-1997 | 1998-8-1 |

Test method for substitutional atomic carbon content of silicon by infrared absorption | GB/T 1558-1997 | 1998-8-1 |

Metal material―Quantitative pole figure preparing method | GB/T 17103-1997 | 1998-5-1 |

Steel——Determination of isothermal transformation diagram method | YB/T 130-1997 | 1997-12-1 |

of melting temperature range for precious metals and their alloys - Testing method of thermal analysis | GB/T 1425-1996 | 1997-4-1 |

of measurement of density for precious metals and their alloys | GB/T 1423-1996 | 1997-4-1 |

of measurement of resistivity of precious metals and their alloys | GB/T 1424-1996 | 1997-4-1 |

Specification for a universal wafer grid | GB/T 16595-1996 | 1997-4-1 |

Specification for establishing a wafer coordinate system | GB/T 16596-1996 | 1997-4-1 |

Standard test methods for minority carrier lifetime in bulk germanium and silicon by measurement of photoconductivity decay | GB/T 1553-1997 | 1997-1-2 |

methods for measuring conductivity type of extrinsic semiconducting materials | GB/T 1550-1997 | 1997-1-2 |

Test method for bulk acoustic wave attenuation of piezoelectric lithium niobate crystals | GB/T 15250-1994 | 1995-6-1 |

Test methods for surface flatness of silicon polished slices | GB/T 6621-1995 | 1995-1-2 |

Test method for measuring warp on silicon slices by noncontact scanning | GB/T 6620-1995 | 1995-1-2 |

Test method for measuring resistivity of semiconductor silicon or sheet resistance of semiconductor films with a noncontact eddy-current gage | GB/T 6616-1995 | 1995-1-2 |

Metallic materials—Resistivity measurement method | GB/T 351-1995 | 1995-1-2 |

Test method for measuring resistivity of silicon wafers using spreading resistance probe | GB/T 6617-1995 | 1995-1-2 |

Test method for measuring resistivity of monocrystal silicon and germanium with a collinear four-probe array | GB/T 1552-1995 | 1995-1-2 |

Test method for resistivity of silicon and germanium bars using a two-point probe | GB/T 1551-1995 | 1995-1-2 |

Test methods for bow of silicon slices | GB/T 6619-1995 | 1995-1-2 |

Geometric size measuring methods of precious metals and their alloy materials | GB/T 15077-1994 | 1994-12-1 |

Measuring method for contact resistance of precious metal electrical contact materials | GB/T 15078-1994 | 1994-12-1 |

Permeable sintered metal materials－Determination of fluid permeability | GB/T 5250-1993 | 1994-9-1 |

Test method for thickness of lightly doped silicon eqitaxial layers on heavily doped silicon substrates by infrared reflectance | GB/T 14847-1993 | 1994-9-1 |

Metallic material－STANDARD test method for the elastic modulus at high temperature－The method of disc-Vibrator | GB/T 14453-1993 | 1994-1-1 |

ore pellets - Determination of crushing strength | GB/T 14201-1993 | 1993-10-1 |

ores (sinter and pellets) - Determination of bulk density | GB/T 14202-1993 | 1993-10-1 |

Magnetic sheet and strip-Methods of measurement of magnetic electrical and physical properties | GB/T 3655-1992 | 1993-6-1 |

Magnetic sheet and strip－Methods of measurement of magnetic properties by means of a single sheet tester | GB/T 13789-1992 | 1993-6-1 |

Method of tst of the magnetic properties of permanent magnetic (magnetically hard) materials | GB/T 3217-1992 | 1992-10-1 |

Method for measuring crystallographic orientation of flats on single crystal silicon slices and wafers by X-ray techniques | GB/T 13388-1992 | 1992-10-1 |

Test method for measuring flat length on slices of electronic materials | GB/T 13387-1992 | 1992-10-1 |

Metallic powder－Determination of the specific surface area－Method of nitrogen adsorption | GB/T 13390-1992 | 1992-10-1 |

Metallic material—STANDARD test method for the Youngs modulus, shear modulus and poisons ratio (Dynamic method) | GB/T 2105-1991 | 1992-7-1 |

Ultrafine powder-Determination of particle size distribution-Small-angle X-ray scattering method | GB/T 13221-1991 | 1992-6-1 |

Eddy current decay method for measurement of resistivity and residual resistance ratio of pure metals | GB/T 12968-1991 | 1992-3-1 |

The method for electrical conductivity measurement of aluminium alloys by use of eddy current | GB/T 12966-1991 | 1992-3-1 |

Solid steels--Methods of measurement of the d. c. magnetic properties | GB/T 13012-1991 | 1992-3-1 |

Test methods for colour-coated steel plates and strips | GB/T 13448-1992 | 1992-1-2 |

Cold rolled sheet (strip)-Measuring method for surface roughness | GB 2523-1990 | 1991-7-1 |

Non-ferrous metals atmospheric corrosion testing method | GB/T 11112-1989 | 1990-3-1 |

and its compound powder - Determination of specific surface and particle size by air permeating method | GB 11107-1989 | 1990-3-1 |

Anodizing of aluminium and its alloys-Determination of quality of sealed anodic oxide coating-Admittance test | GB/T 11110-1989 | 1990-3-1 |

method for thermal diffusivity of hardmetal (carbide) | GB/T 11108-1989 | 1990-3-1 |

Gallium arsenide epitaxial layer-Determination of carrier concentration-Voltage-capacitance method | GB/T 11068-1989 | 1990-2-1 |

Standard method for measuring radial resistivity variation on silicon slices | GB/T 11073-1989 | 1990-2-1 |

The method of determining interstitial oxygen content in silicon by infrared absorption | GB/T 1557-1989 | 1990-2-1 |

Magnetic sheet and strip-Methods of measurement of interlamination resistance and lamination factor and coat adhesiveness | GB/T 2522-1988 | 1990-1-1 |

Compound semiconductive single crystals--Determination of crzystallographic orientation--X-ray diffraction method | GB/T 8759-1988 | 1989-7-1 |

Anodizing of aluminium and aluminium alloys; Insulation check by measurement of breakdown potential | GB/T 8754-1988 | 1989-2-1 |

Test methods of gas absorption characteristic for non-evaporation gettering materials and products | GB/T 8763-1988 | 1989-2-1 |

Test methods of gas absorption characteristic for non-evaporation gettering materials and products | GB 8763-1988 | 1989-2-1 |

Retained austenite in steel; Quantitative determination; Method of X-ray diffractometer | GB/T 8362-1987 | 1989-1-1 |

Lubricated metallic powders--Determination of lubricant content--Soxhlet extraction method | GB/T 8643-1988 | 1989-1-1 |

Carbides in high speed steel; Quantitative phase analysis; Method of X-ray diffractometer | GB/T 8359-1987 | 1989-1-1 |

Methods of measurement of magnetic properties of magnetic steel sheet and strip at medium frequencies | GB 10129-1988 | 1989-1-1 |

Lubricated metal - Powder mixes - Determination of lubricant content - Modified Soxhlet extraction method | GB/T 8643-2002 | 1988-8-1 |

Anodizing of aluminium and aluminium alloys－assessment of quality of sealed anodic oxide coatings - Part 4 Dye spot test with prior acid treatment | GB/T 8753.4-2005 | 1988-6-1 |

Test methods for thickness of anodic oxidation coatings on aluminium and aluminium alloys; Split-beam microscope method | GB/T 8015.2-1987 | 1988-5-1 |

Test methods for thickness of anodic oxidation coatings on aluminium and aluminium alloys; Gravimetric method | GB/T 8015.1-1987 | 1988-5-1 |

Determination Method for Couple Current of Different Metal | HB 5374-1987 | 1987-10-1 |

Aluminium oxide powders-Determination of effective density-Pyknometer method | GB/T 6523-1986 | 1987-5-1 |

Determination of particle size distribution of metallic powders by method of photosedimentation | GB/T 6524-1986 | 1987-5-1 |

Sintered metal materials; Determination of compression strength at room temperature | GB/T 6525-1986 | 1987-5-1 |

Test method for flexivity constant of thermostat metals | GB/T 5985-1986 | 1987-3-1 |

Test method for flexivity of thermostat metals | GB/T 5987-1986 | 1987-3-1 |

The Method for Determining Aluminum Alloys Conductivity Using Eddy Current | HB 5356-1986 | 1987-1-1 |

Metal materials－Quantitative phase analysis－Value Kmethod of X-ray diffraction | GB/T 5225-1985 | 1986-7-1 |

Permeable sintered metal materials; Determination of bubble test pore size | GB 5249-1985 | 1986-7-1 |

Germanium monocrystal; Inspection of dislocation etch pit density | GB/T 5252-1985 | 1986-7-1 |

Permeable sintered metal materials; Determination of open porosity | GB/T 5164-1985 | 1986-2-1 |

Sintered metal materials and hardmetals; Determination of electrical resistivity | GB/T 5167-1985 | 1986-2-1 |

The measurement method of amplitude permeability of soft magnetic alloys | GB/T 5026-1985 | 1986-1-1 |

Determination of hermeticity of expansion alloys | GB/T 5778-1986 | 1986-1-1 |

Extrinsic semiconductor single crystals; Measurement of Hall mobility and Hall coefficient | GB/T 4326-1984 | 1985-3-1 |

Leucoscopic method for testing whiteness of zinc oxide made by direct process | GB/T 4104-1983 | 1984-12-1 |

Method for the determination of the resistivity of tungsten and molybdenum used in electric light sources and vacuum tubes | GB 4192-1984 | 1984-11-1 |

Impermeable sintered metal materials and hardmetals; Determination of density | GB/T 3850-1983 | 1984-9-1 |

Hardmetals; Determination of(the magnetization) coercivity | GB/T 3848-1983 | 1984-9-1 |

Measuring method for thermal conductivity of metal at high temperature | GB/T 3651-1983 | 1984-3-1 |

Measurement methods of magnetic properties of electrical iron | GB/T 3656-1983 | 1984-3-1 |

Measurement method of direct magnetic properties of soft magnetic alloys | GB/T 3657-1983 | 1984-3-1 |

Polycrystalline silicon; Examination method; Vacuum zone-melting on boron | GB/T 4060-1983 | 1984-1-2 |

Metallic powders－Determination of flowability by means of a calibrated funnal (Hall flowmeter) | GB/T 1482-1984 | 1984-1-2 |

Polycrystalline silicon; Examination method; Zone-melting on phosphorus under controlled atmosphere | GB/T 4059-1983 | 1984-1-2 |

Method for testing the density of tungsten and molybdenum bars | GB/T 4196-1984 | 1984-1-1 |

Method for measuring the density of the fine wire and ribbon of tungsten and molybdenum used in electric light sources and vacuum tubes | GB/T 4193-1984 | 1984-1-1 |

Method for measuring the distribution of the powder size of tungsten and molybdenum method by the balance for the fall of the particles | GB/T 4195-1984 | 1984-1-1 |

Standard method for measuring diameter of fine wire of the precious metals and their alloys(weighing method) | GB 3493-1983 | 1983-12-1 |

Determination of particle size of aluminum powder--Mechanical vibration sieve method | GB/T 3170.1-1982 | 1983-6-1 |

Test Method for Metal Periodic Endurance at Elevated Temperature | HB 5207-1982 | 1983-5-1 |

Standard method for determination of particle size of powders of refractory metals and compounds--Fisher method | GB/T 3249-1982 | 1983-3-1 |

Tungsten powder and tungsten carbide powder; Determination of specific surface product(average graininess) ; Simplified nitrogen absorption method | GB/T 2596-1981 | 1982-3-1 |

Precious metals and their alloys--Determination of resistivity | GB 1424-1978 | 1979-7-1 |