Title |
Standard No. |
Implemented On |
Electrolyte for vanadium flow battery | GB/T 37204-2018 | 2019-11-1 |
Tungsten sheet | GB/T 3875-2017 | 2018-6-1 |
Molybdenum and molybdenum alloy plate and sheet | GB/T 3876-2017 | 2018-5-1 |
Niobium sheet, strip and foil | GB/T 3630-2017 | 2018-5-1 |
Tantalum and tantalum alloy sheet, strip and foil | GB/T 3629-2017 | 2018-5-1 |
Tungsten tubes | GB/T 34503-2017 | 2018-4-1 |
Zirconium and zirconium alloy sheet, strip and foil | GB/T 21183-2017 | 2018-4-1 |
Ammonium molybdate | GB/T 3460-2017 | 2018-4-1 |
Vanadium | GB/T 4310-2016 | 2017-11-1 |
Molybdenum and molybdenum alloy boats | YS/T 1146-2016 | 2017-1-1 |
Evaporated vanadium material | YS/T 1142-2016 | 2017-1-1 |
Tungsten electrodes for arc welding and plasma welding and cutting | GB/T 31908-2015 | 2016-6-1 |
Tantalum sputtering targets | YS/T 1024-2015 | 2015-10-1 |
Potassium metavanadate | YS/T 1021-2015 | 2015-10-1 |
Vanadium-aluminium-tin-chromium master alloy | YS/T 1078-2015 | 2015-10-1 |
Zirconium sponge | YS/T 397-2015 | 2015-10-1 |
Ammonium metavanadate | YS/T 1022-2015 | 2015-10-1 |
High-purity tungsten and tungsten alloy sputtering target used in electronic film | YS/T 1025-2015 | 2015-10-1 |
Cesium nitrate | YS/T 1081-2015 | 2015-10-1 |
Tantalum bar | YS/T 1005-2014 | 2015-4-1 |
Vandium-Aluminum master alloy | YS/T 579-2014 | 2015-4-1 |
Molybdenum discs | GB/T 14592-2014 | 2015-2-1 |
Molybdenum and molybdenum alloy bar | GB/T 17792-2014 | 2015-2-1 |
Tungstic Oxide | GB/T 3457-2013 | 2014-8-1 |
Methods of sampling and sample preparation of tungsten concentrates in bags | GB/T 4414-2013 | 2014-8-1 |
Methods for chemical analysis of high purity rhenium and ammonium perrhenate―Determination of beryllium,sodium,magnesium,aluminum,potassium,calcium,titanium,chromium,manganese,iron,cobalt,nickel,copper,zinc,arsenic,molybdenum,cadmium,indium,tin,antimony, | YS/T 902-2013 | 2014-3-1 |
Methods for Chemical Analysis of High Purity Niobium - Determination of Trace Impurity Element Content - Inductively Coupled Plasma Mass Spectrometry | YS/T 896-2013 | 2014-3-1 |
Methods for Chemical Analysis of The High Purity Tungsten - Determination of Trace Impurity Element Content - Inductively Coupled Plasma Mass Spectrometry | YS/T 900-2013 | 2014-3-1 |
Methods for Chemical Analysis of The High Purity Tantalum - Determination of Trace Impurity Element Content - Inductively Coupled Plasma Mass Spectrometry | YS/T 898-2013 | 2014-3-1 |
Sponge hafnium | YS/T 399-2013 | 2014-3-1 |
Ammonium Perrhenate | YS/T 894-2013 | 2014-3-1 |
Methods for Chemical Analysis of High Purity Niobium - Determination of Trace Impurity Element Content - Glow Discharge Mass Spectrometry | YS/T 897-2013 | 2014-3-1 |
Zirconium and Zirconium Alloy Dics and Rings | YS/T 913-2013 | 2014-3-1 |
Methods for Chemical Analysis of High Purity Tantalum - Determination of Trace Impurity Element Content - Glow Discharge Mass Spectrometry | YS/T 899-2013 | 2014-3-1 |
Determination of Thorium Dioxide Content in Thorium - Tungsten Alloys Gravimetric Method | YS/T 501-2013 | 2014-3-1 |
Methods for Chemical Analysis of High Purity Rhenium - Determination of Trace Impurity Element Content - Glow Discharge Mass Spectrometry | YS/T 895-2013 | 2014-3-1 |
Methods for Chemical Analysis of High Purity Tungsten - Determination of Trace Impurity Element Content - Glow Discharge Mass Spectrometry | YS/T 901-2013 | 2014-3-1 |
Determination of Cerium Content in Cerium-tungsten Alloys Oxidation - Reduction Titration | YS/T 500-2013 | 2014-3-1 |
Methods for chemical analysis of molybdenum—Part 25:Determination of hydrogen content—Inert gas fusion infrared absorption method/thermal conductivity method | GB/T 4325.25-2013 | 2014-2-1 |
Methods for chemical analysis of molybdenum—Part 14:Determination of magnesium content—Flame atomic absorption spectrometry | GB/T 4325.14-2013 | 2014-2-1 |
Methods for chemical analysis of molybdenum—Part 2:Determination of cadmium content—Flame atomic absorption spectrometry | GB/T 4325.2-2013 | 2014-2-1 |
Methods for chemical analysis of molybdenum—Part 19:Determination of chromium content—Diphenylcarbazide spectrophotometry | GB/T 4325.19-2013 | 2014-2-1 |
Methods for chemical analysis of molybdenum—Part 18:Determination of vanadium content—N-benzoyl-N-phenylhydroxylamine spectrophotometry and inductively coupled plasma atomic emission spectrometry | GB/T 4325.18-2013 | 2014-2-1 |
Methods for chemical analysis of molybdenum—Part 17:Determination of titanium content—Diantipyrylmethane spectrophotometry and inductively coupled plasma atomic emission spectrometry | GB/T 4325.17-2013 | 2014-2-1 |
Methods for chemical analysis of molybdenum—Part 16:Determination of potassium content—Flame atomic absorption spectrometry | GB/T 4325.16-2013 | 2014-2-1 |
Method for chemical analysis of molybdenum—Part 24:Determination of tungsten content—Inductively coupled plasma atomic emission spectrometry | GB/T 4325.24-2013 | 2014-2-1 |
Methods for chemical analysis of molybdenum—Part 13:Determination of calcium content—Flame atomic absorption spectrometry | GB/T 4325.13-2013 | 2014-2-1 |
Methods for chemical analysis of molybdenum—Part 8:Determination of cobalt content—5-Cl-PADAB spectrophotometry and flame atomic absorption spectrometry | GB/T 4325.8-2013 | 2014-2-1 |
Methods for chemical analysis of molybdenum—Part 15:Determination of sodium content—Flame atomic absorption spectrometry | GB/T 4325.15-2013 | 2014-2-1 |
Methods for chemical analysis of molybdenum—Part 12:Determination of silicon content—Inductively coupled plasma atomic emission spectrometry | GB/T 4325.12-2013 | 2014-2-1 |
Methods for chemical analysis of molybdenum—Part 23:Determination of oxygen and nitrogen contents—Inert gas fusion-infrared absorption and thermal conductivity method | GB/T 4325.23-2013 | 2014-2-1 |
Methods for chemical analysis of molybdenum—Part 5:Determination of antimony content—Atomic fluorescence spectrometry | GB/T 4325.5-2013 | 2014-2-1 |
Methods for chemical analysis of molybdenum―Part 26:Determination of aluminium,magnesium,calcium,vanadium,chromium,manganese,iron,cobalt,nickel,copper,zinc,arsenic,cadmium,tin,antimony,tungsten,lead and bismuth contents―Inductively coupled plasma mass s | GB/T 4325.26-2013 | 2014-2-1 |
Methods for chemical analysis of molybdenum—Part 10:Determination of copper content—Flame atomic absorption spectrometry | GB/T 4325.10-2013 | 2014-2-1 |
Methods for chemical analysis of molybdenum—Part 6:Determination of arsenic content—Atomic fluorescence spectrometry | GB/T 4325.6-2013 | 2014-2-1 |
Methods for chemical analysis of molybdenum—Part 7:Determination of iron content—1,10-phenanthroline spectrophotometry and inductively coupled plasma atomic emission spectrometry | GB/T 4325.7-2013 | 2014-2-1 |
Methods for chemical analysis of molybdenum - Part 3: Determination of bismuth content - Atomic fluorescence spectrometry | GB/T 4325.3-2013 | 2014-2-1 |
Methods for chemical analysis of molybdenum—Part 11:Determination of aluminum content—Chromazurol S spectrophotometry and inductively coupled plasma atomic emission spectrometry | GB/T 4325.11-2013 | 2014-2-1 |
Methods for chemical analysis of molybdenum—Part 21:Determination of carbon content and sulfur content—High frequency combustion-infrared absorption method | GB/T 4325.21-2013 | 2014-2-1 |
Methods for chemical analysis of molybdenum - Part 1: Determination of lead content - Graphite furnace atomic absorption spectrometry | GB/T 4325.1-2013 | 2014-2-1 |
Methods for chemical analysis of molybdenum—Part 9:Determination of nickel content—Dimethylglyoxime spectrophotometry and flame atomic absorption spectrometry | GB/T 4325.9-2013 | 2014-2-1 |
Methods for chemical analysis of molybdenum—Part 20:Determination of manganese content—Flame atomic absorption spectrometry | GB/T 4325.20-2013 | 2014-2-1 |
Methods for chemical analysis of molybdenum—Part 4:Determination of tin content—Atomic fluorescence spectrometry | GB/T 4325.4-2013 | 2014-2-1 |
Methods for chemical analysis of molybdenum—Part 22:Determination of phosphorus content—Molybdenum blue spectrophotometry | GB/T 4325.22-2013 | 2014-2-1 |
Methods for chemical analysis of tungsten - Part 16: Determination of loss content on ignition - Gravimetric method | GB/T 4324.16-2012 | 2013-10-1 |
Methods for chemical analysis of tungsten - Part 21: Determination of chromium content - Inductively coupled plasma atomic emission spectrometry | GB/T 4324.21-2012 | 2013-10-1 |
Methods for chemical analysis of tungsten - Part 4: Determination of antimony content - Hydrogenate atomic absorption spectrometry | GB/T 4324.4-2012 | 2013-10-1 |
Methods for chemical analysis of tungsten - Part 6: Determination of iron content-1,10-phenanthroline spectrophotometry | GB/T 4324.6-2012 | 2013-10-1 |
Methods for chemical analysis of tungsten - Part 2: Determination of bismuth content - Hydrogenate atomic absorption spectrometry | GB/T 4324.2-2012 | 2013-10-1 |
Methods for chemical analysis of tungsten - Part 1: Determination of lead content - Flame atomic absorption spectrometry | GB/T 4324.1-2012 | 2013-10-1 |
Methods for chemical analysis of tungsten - Part 12: Determination of silicon content - Chlorization-molybdenum blue spectrophotometry | GB/T 4324.12-2012 | 2013-10-1 |
Methods for chemical analysis of tungsten - Part 25: Determination of oxygen content - Pulse heating inert gas fusion-infrared absorption method | GB/T 4324.25-2012 | 2013-10-1 |
Methods for chemical analysis of tungsten - Part 28: Determination of molybdenum content - The thioyanate spectrophotometry | GB/T 4324.28-2012 | 2013-10-1 |
Methods for chemical analysis of tungsten - Part 9: Determination of cadmium content - Inductively coupled plasma atomic emission spectrometry and flame atomic absorption spectrometry | GB/T 4324.9-2012 | 2013-10-1 |
Methods for chemical analysis of tungsten - Part 19: Determination of titanium content - The diantipyrylmethane photometric spectrophtometry | GB/T 4324.19-2012 | 2013-10-1 |
Methods for chemical analysis of tungsten - Part 3: Determination of tin content - Hydrogenate atomic absorption spectrometry | GB/T 4324.3-2012 | 2013-10-1 |
Methods for chemical analysis of tungsten - Part 17: Determination of sodium content - Flame atomic absorption spectrometry | GB/T 4324.17-2012 | 2013-10-1 |
Methods for chemical analysis of tungsten—Part 10:Determination of copper content—Flame atomic absorption spectrometry | GB/T 4324.10-2012 | 2013-10-1 |
Methods for chemical analysis of tungsten - Part 26: Determination of nitrogen content - Pulse heating inert gas fusion-thermal conductive method and the Nessler reagent spectrophotometry | GB/T 4324.26-2012 | 2013-10-1 |
Methods for chemical analysis of tungsten - Part 5: Determination of arsenic content - Hydrogenate atomic absorption spectrometry | GB/T 4324.5-2012 | 2013-10-1 |
Methods for chemical analysis of tungsten - Part 14: Determination of residue content after chloride volatility - Gravimetric method | GB/T 4324.14-2012 | 2013-10-1 |
Titanium and titanium alloy strip and foil | GB/T 3622-2012 | 2013-10-1 |
Methods for chemical analysis of tungsten - Part 23: Determination of sulfur content - The combustion-conductometric titration and high frequency combustion-infrared absorption method | GB/T 4324.23-2012 | 2013-10-1 |
Methods for chemical analysis of tungsten - Part 18: Determination of potassium content - Flame atomic absorption spectrometry | GB/T 4324.18-2012 | 2013-10-1 |
Methods for chemical analysis of tungsten - Part 27::Determination of carbon content - High frequency combustion-infrared absorption method | GB/T 4324.27-2012 | 2013-10-1 |
Methods for chemical analysis of tungsten - Part 20: Determination of vanadium content - Inductively coupled plasma atomic emission spectrometry | GB/T 4324.20-2012 | 2013-10-1 |
Methods for chemical analysis of tungsten - Part 7: Determination of cobalt content - Inductively coupled plasma atomic emission spectrometry | GB/T 4324.7-2012 | 2013-10-1 |
Methods for chemical analysis of tungsten - Part 24: Determination of phosphorus content - Molybdemum blue photometry | GB/T 4324.24-2012 | 2013-10-1 |
Methods for chemical analysis of tungsten - Part 11: Determination of aluminum content - Inductively coupled plasma atomic emission spectrometry | GB/T 4324.11-2012 | 2013-10-1 |
Methods for chemical analysis of tungsten - Part 22: Determination of manganese content - Inductively coupled plasma atomic emission spectrometry | GB/T 4324.22-2012 | 2013-10-1 |
Methods for chemical analysis of niobium-titanium alloy—Part 1:Determination of aluminium、nickel、silicon、iron、chromium、copper and tantalum content—Inductively coupled plasma atomic emission spectrometry | YS/T 861.1-2013 | 2013-9-1 |
Zircon concentrate | YS/T 858-2013 | 2013-9-1 |
Methods for Chemical Analysis of Niobium-titanium Alloy - Part 5: Determination of Titanium Content - The Ammonium Ferric Sulfate Titration | YS/T 861.5-2013 | 2013-9-1 |
Ziconium and Ziconium Alloy Welding Wires | YS/T 887-2013 | 2013-9-1 |
Niobium Ingot | YS/T 884-2013 | 2013-9-1 |
Methods for chemical analysis of niobium-titanium alloy—Part 2:Determination of oxygen and nitrogen content—Inert gas fusion infrared/thermal conductivity method | YS/T 861.2-2013 | 2013-9-1 |
Methods for chemical analysis of niobium-titanium alloy—Part 4:Determination of carbon content—The high-frequency infrared absorption method | YS/T 861.4-2013 | 2013-9-1 |
Vanadium pentoxide used for non-ferrous master alloy and catalyst | YS/T 860-2013 | 2013-9-1 |
Zirconium and zirconium alloy castings | YS/T 853-2012 | 2013-6-1 |
Tantalum Ingot | YS/T 827-2012 | 2013-3-1 |
Tantalum Pentoxide | YS/T 427-2012 | 2013-3-1 |
Niobium Pentoxide | YS/T 428-2012 | 2013-3-1 |
TZM Molybdenum Alloy Bars | YS/T 831-2012 | 2013-3-1 |
Test method for sag of tungsten wire | YS/T 515-2012 | 2012-11-1 |
Determination method for secondary recrystallization temperature of tungsten wire | YS/T 516-2012 | 2012-11-1 |
Scraps of niobium and niobium alloy | GB/T 27688-2011 | 2012-10-1 |
Scraps of molybdenum and molybdenum alloy | GB/T 27687-2011 | 2012-10-1 |
Designation and composition of tantalum and tantalum alloy | YS/T 751-2011 | 2012-7-1 |
Zirconium and zirconium alloy sheet and plate for pressure vessel | YS/T 753-2011 | 2012-7-1 |
Sintered molybdenum alloy mandrels for tube-rolling | YS/T 245-2011 | 2012-7-1 |
Synthetic scheelite | YS/T 524-2011 | 2012-7-1 |
Scraps of zirconium and zirconium alloy | GB/T 26931-2011 | 2012-5-1 |
Ingots of zirconium and zirconium alloy | GB/T 8767-2010 | 2011-11-1 |
Zirconium and zirconium alloy seamless tubes | GB/T 26283-2010 | 2011-11-1 |
Zirconium and zirconium alloy bars and wires | GB/T 8769-2010 | 2011-11-1 |
Designation and composition of zirconium and zirconium alloys | GB/T 26314-2010 | 2011-11-1 |
Powder metallurgic tantalum sheets for deep-drawning | GB/T 26037-2010 | 2011-10-1 |
Tantalum wire for capacitors | GB/T 26012-2010 | 2011-10-1 |
Niobium and niobium-zirconium alloy wire | GB/T 26062-2010 | 2011-10-1 |
Tungsten base,high-density alloy plate | GB/T 26038-2010 | 2011-10-1 |
High precision tungsten plate of resisting ray | GB/T 26023-2010 | 2011-10-1 |
Niobium-zirconium alloys seamless tube for electric light source | GB/T 26009-2010 | 2011-10-1 |
Methods for chemical analysis of high impurity tungsten mineral—Determination of tungsten trioxide content—Twice separation and igniting gravimetric method | GB/T 26019-2010 | 2011-10-1 |
Scraps of tantalum and tantalum alloy | GB/T 25955-2010 | 2011-9-1 |
Lithium tantalate single crystals | YS/T 42-2010 | 2011-3-1 |
Flat magneting sputtering target—Niobium target for optical coating | YS/T 718-2009 | 2010-6-1 |
Methods for chemical analysis of tungsten concentrates—Determination of phosphorus content—The phosphorus molybdenum yellow spectrophotometry | GB/T 6150.3-2009 | 2010-6-1 |
Methods for chemical analysis of tungsten concentrates—Determination of molybdenum content—The thiocyanate spectrophotometry | GB/T 6150.8-2009 | 2010-6-1 |
Methods for chemical analysis of tungsten concentrates—Determination of copper content—Flame atomic absorption spectrometry | GB/T 6150.9-2009 | 2010-6-1 |
Roasted molybdenum concentrate | GB/T 24482-2009 | 2010-6-1 |
Methods for chemical analysis of tungsten concentrates—Determination of iron content—The sulfosalicylic acid spectrophotometry | GB/T 6150.16-2009 | 2010-6-1 |
Flat magneting sputtering target—Silicon target for optical coating | YS/T 719-2009 | 2010-6-1 |
Sampling and preparation of the ferromolybdenum samples | GB/T 24484-2009 | 2010-6-1 |
Methods for chemical analysis of ammonium metatungstate - Part 2: Determination of zinc content - Flame atomic absorption spectrometry | GB/T 23368.2-2009 | 2010-1-1 |
Methods for chemical analysis of ammonium metatungstate - Part 1: Determination of water insoluble content - Gravimetric analysis | GB/T 23368.1-2009 | 2010-1-1 |
Tungsten wire for lighting and electronic equipments | GB/T 23272-2009 | 2009-11-1 |
Methods for chemical analysis of tungsten - Determination of calcium content - The inductively coupled plasma atomic emission spectrometry | GB/T 4324.13-2008 | 2008-12-1 |
Methods for chemical analysis of tungsten - Determination of nickel content - The inductively coupled plasma atomic emission spectrometry 、 flame atomic absorption spectrometry and di | GB/T 4324.8-2008 | 2008-12-1 |
Methods for chemical analysis of tungsten concentrates—Determination of antimony content—Hydride reduction atomic absorption spectrometry | GB/T 6150.17-2008 | 2008-12-1 |
Methods for chemical analysis of tungsten concentrates—Determination of arsenic content—Hydride reduction atomic absorption spectrometry and the silver diethyldithiocarbamate(DDTC-Ag) photometry | GB/T 6150.13-2008 | 2008-12-1 |
Methods for chemical analysis of tungsten concentrates - Determination of silicon dioxide content - The silicomolybdenum blue spectrophotometry and the gravimetry | GB/T 6150.12-2008 | 2008-12-1 |
Methods for chemical analysis of tungsten - Determination of magnesium content - The flame atomic absorption spectrometry and inductively coupled plasma atomic emission spectrometry | GB/T 4324.15-2008 | 2008-12-1 |
Methods for chemical analysis of tungsten concentrates—Determination of tin content—The potassium iodate volumetry and hydrogenate atomic absorption spectrometry | GB/T 6150.2-2008 | 2008-12-1 |
Methods for chemical analysis of tungsten concentrates - Determination of tantalum content and niobium content - Inductively coupled plasma emission spectrometry and spectrophotometry | GB/T 6150.7-2008 | 2008-12-1 |
Methods for chemical analysis of tungsten concentrates - Determination of lead content - Flame atomic absorption spectrometric method | GB/T 6150.10-2008 | 2008-9-1 |
Chemical analysis methods for zirconium oxide and hafnium oxide-Determination of phosphorus content-The antimony-ascorbic acid-molybdenum blue spectrophotometric method | YS/T 568.7-2008 | 2008-9-1 |
Chemical analysis methods for zirconium oxide and hafnium oxide-Determination of zirconium oxide and hafnium oxide total content-Mandelic acid gravimetric method | YS/T 568.1-2008 | 2008-9-1 |
Methods for chemical analysis of tungsten concentrates - Determination hygroscopic moisture content - Gravimetric method | GB/T 6150.6-2008 | 2008-9-1 |
Molybdenum-aluminium intermediate alloy | YS/T 676-2008 | 2008-9-1 |
Methods for chemical analysis of tungsten concentrates - Determination of tungsten trioxide content - The ammonium tungstate igniting gravimetric method | GB/T 6150.1-2008 | 2008-9-1 |
Chemical analysis methods for zirconium oxide and hafnium oxide-Determination of titamium content-Diantipyrylmethane spectrophotometric method | YS/T 568.6-2008 | 2008-9-1 |
Methods for chemical analysis of tungsten concentrates - Determination of calcium content - EDTA volumetric method and flame atomic absorption spectrometric method | GB/T 6150.5-2008 | 2008-9-1 |
Methods for chemical analysis of tungsten concentrates - Determination of sulfur content - The high frequency-infrared absorption method | GB/T 6150.4-2008 | 2008-9-1 |
Chemical analysis methods for zirconium oxide and hafnium oxide-Determination of Al Ca Mg Mn Na Ni Fe Ti Zn Mo V Zr content in hafnium oxide-Inductively coupled plasma atomic emission | YS/T 568.9-2008 | 2008-9-1 |
Methods for chemical analysis of tungsten concentrates - Determination of manganese content - The ammonium ferrous sulfate volumetric method and flame atomic absorption spectrometric method | GB/T 6150.14-2008 | 2008-9-1 |
Method for chemical analysis of tungsten-molybdenum alloy The EDTA volumetric method for the determination of molybdenum content | YS/T 508-2008 | 2008-9-1 |
Chemical analysis methods for zirconium oxide and hafnium oxide-Determination of nickle content-α-Furil dioxime spectrophotometric method | YS/T 568.11-2008 | 2008-9-1 |
Chemical analysis methods for zirconium oxide and hafnium oxide-Determination of aluminium content-Chronic azurol-S-tetradrcylpyridine chloride spectrophotometric method | YS/T 568.4-2008 | 2008-9-1 |
Chemical analysis methods for zirconium oxide and hafnium oxide-Determination of sodium content-Flame atomic absorption spectrophotometric method | YS/T 568.5-2008 | 2008-9-1 |
Chemical analysis methods for zirconium oxide and hafnium oxide-Determination of manganese content-Potassium periodate spectrophotometric method | YS/T 568.10-2008 | 2008-9-1 |
Methods for chemical analysis of tungsten concentrates - Determination of zinc content - Flame atomic absorption spectrometric method | GB/T 6150.11-2008 | 2008-9-1 |
Chemical analysis methods for zirconium oxide and hafnium oxide-Determination of Al Ca Mg Mn Na Ni Fe Ti Zn Mo V Hf content in zirconium oxide-Inductively coupled plasma atomic emissio | YS/T 568.8-2008 | 2008-9-1 |
Tantalum and tantalum alloy rods | GB/T 14841-2008 | 2008-9-1 |
Chemical analysis methods for zirconium oxide and hafnium oxide-Determination of iron content-Sulfosalicylic acid spectrophotometric method | YS/T 568.2-2008 | 2008-9-1 |
Tantalum and tantalum alloy seamless tubes | GB/T 8182-2008 | 2008-9-1 |
Chemical analysis methods for zirconium oxide and hafnium oxide-Determination of silicon content-Spectrophotometric method with the reduced silicomolybdic complex | YS/T 568.3-2008 | 2008-9-1 |
Methods for chemical analysis of tungsten concentrates - Determination of bismuth content - Flame atomic absorption spectrometric method | GB/T 6150.15-2008 | 2008-9-1 |
Zirconium and zirconium alloy sheet strip and foil | GB/T 21183-2007 | 2008-6-1 |
Molybdenum and molybdenum alloy plate and sheet | GB/T 3876-2007 | 2008-6-1 |
Niobium and niobium alloy seamless tubes | GB/T 8183-2007 | 2008-6-1 |
Ammonium paratungstate | GB/T 10116-2007 | 2008-6-1 |
Niobium bars | GB/T 6896-2007 | 2008-6-1 |
Sponge zirconium | YS/T 397-2007 | 2008-5-1 |
Designation and composition of molybdenum and molybdenum alloy wrought product | YS/T 660-2007 | 2008-5-1 |
Lithium niobate single crystals | YS/T 554-2007 | 2008-5-1 |
Designation and composition of wrought niobium and niobium alloy | YS/T 656-2007 | 2008-5-1 |
Tantalum powder | YS/T 573-2007 | 2008-5-1 |
Designation and composition of tungsten and tungsten alloy wrought product | YS/T 659-2007 | 2008-5-1 |
Ammonium molybdate | GB/T 3460-2007 | 2007-11-1 |
Tantalum foil for capacitors | YS/T 640-2007 | 2007-10-1 |
Molybdenum foil | GB/T 3877-2006 | 2007-2-1 |
Tungsten sheet | GB/T 3875-2006 | 2007-2-1 |
Tantalum and tantalum alloy sheet,strip and foil | GB/T 3629-2006 | 2006-11-1 |
Niobium sheet,strip and foil | GB/T 3630-2006 | 2006-11-1 |
Technical requirements of synthetic scheelite | YS/T 524-2006 | 2006-10-11 |
Vanadium pentoxide | YB/T 5304-2006 | 2006-10-11 |
Tantalum powders | YS/T 573-2006 | 2006-10-11 |
Potassium fluorotantalate | YS/T 578-2006 | 2006-8-1 |
Vanadium-Aluminum master alloy | YS/T 579-2006 | 2006-8-1 |
Specification for molybdenum and molybdenum alloy bar | GB/T 17792-1999 | 2000-3-1 |
Niobium bars | GB/T 6896-1998 | 1999-8-1 |
Niobium powders for metallurgy | YS/T 258-1996 | 1996-12-2 |
Tantalum powders for metallurgy | YS/T 259-1996 | 1996-12-1 |
Sintered molybdenum alloy mandrels for tube rolling | YS/T 245-1994 | 1996-6-1 |
Tantalum powders | GB/T 3136-1995 | 1996-3-1 |
Tantalum wires | GB/T 3463-1995 | 1996-3-1 |
Tantalum and tantalum alloy rods and bars | GB/T 14841-1993 | 1994-9-1 |
Niobium rods and bars | GB/T 14842-1993 | 1994-9-1 |
Lithium niobate single crystals | GB/T 14843-1993 | 1994-9-1 |
discs | GB/T 14592-1993 | 1994-7-1 |
Ammonium paratungstate | GB/T 10116-1988 | 1989-1-2 |
Niobium seamless tubes | GB/T 8183-1987 | 1988-7-1 |
Tantalum and tantalum alloy seamless tubes | GB/T 8182-1987 | 1988-7-1 |
Technical requirements of synthetic scheelite | GB/T 5192-1985 | 1986-3-1 |
Ceriated tungsten electrodes for inert gas arc welding and plasma welding and cutting | GB/T 4191-1984 | 1985-8-1 |
Vanadium | GB/T 4310-1984 | 1985-3-1 |
Special technical terms in production of tungsten and molybdenum wires | GB 4198-1984 | 1984-11-1 |
Molybdenum tungsten alloy wires | GB/T 4183-1984 | 1984-11-1 |
Tungsten wires | GB 4181-1984 | 1984-11-1 |
Molybdenum and molybdenum alloy sheet | GB/T 3876-1983 | 1984-10-1 |
Molybdenum foil | GB/T 3877-1983 | 1984-10-1 |
Tungsten sheet | GB/T 3875-1983 | 1984-10-1 |
Tantalum and tantalum alloy sheet,strip and foil | GB/T 3629-1983 | 1984-2-1 |
Tantalum foil for condensers | GB 3628-1983 | 1984-2-1 |
Niobium sheet,strip and foil | GB/T 3630-1983 | 1984-2-1 |
Doped tungsten bars | GB/T 4189-1984 | 1984-1-1 |
Molybdenum rods | GB/T 4188-1984 | 1984-1-1 |
Doped molybdenum bars | GB/T 4190-1984 | 1984-1-1 |
Molybdenum tungsten alloy bars | GB/T 4185-1984 | 1984-1-1 |
Tungsten rods | GB/T 4187-1984 | 1984-1-1 |
Technical requirements of ammonium molybdate | GB/T 3460-1982 | 1983-10-1 |
Bars and plate blanks of molybdenum | GB/T 3462-1982 | 1983-10-1 |
Technical requirements of tantalum powder for capacitors | GB 3136-1982 | 1983-3-1 |
Niobium and niobium alloys rods and bars | GB/T 14842-2007 | 1900-1-2 |