2025-12-22 216.73.216.41
Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
Position: Search valid to be valid superseded to be superseded abolished to be abolished
Standard No. Title Price(USD) Delivery Status Add to Cart
GB/T 14140.2-1993 Silicon slices and wafers-Measuring of diameter-Micrometer method 184.0 via email in 1~3 business day abolished2010-06-01,2010-6-1,1993-10-1
GB/T 22638.7-2008 Test methods for aluminium and aluminium alloy foils - Part 7: Determination of heat seal strength 105.0 via email in 1~3 business day superseded,2017-11-1,2009-11-1
GB/T 7999-2015 Optical emission spectrometric analysis method of aluminum and aluminum alloys 80.0 via email in 1 business day valid,,2016-4-1
GB/T 3655-2000 Methods of measurement of the magnetic properties of electrical steel sheet and strip by mesns of an Epstein frame 190.0 via email in 1~3 business day superseded,2009-5-1,2001-9-1
GB/T 1550-1997 methods for measuring conductivity type of extrinsic semiconducting materials 120.0 via email in 1~3 business day superseded,2019-11-1,1997-1-2
GB/T 22638.6-2008 Test methods for aluminium and aluminium alloy foils - Part 6: Determination of direct current resistance 105.0 via email in 1~3 business day superseded,2017-11-1,2009-11-1
YB/T 4142-2006 Statistics rule for treatment of spectral analysis data 420.0 via email in 1~3 business day valid,,2006-12-1
GB/T 19289-2003 Methods of measurement of density,resistivity and stacking factor of electrical steel sheet and strip 120.0 via email in 1 business day superseded,2020-5-1,2004-4-1
GB/T 31780-2015 Critical temperature measurement―Critical temperature of composite superconductors by a resistance method 160.0 via email in 1~3 business day valid,,2016-2-1
GB/T 4339-1999 Testing method for thermal expansion characteristic parameters of metallic materials 165.0 via email in 1~3 business day superseded,2009-5-1,2000-8-1
GB/T 13925-2010 Metallographs for high manganese cast steel 60.0 via email in 1 business day to be superseded,2026-1-1,2011-6-1
GB/T 25897-2010 Superconductivity:Residual resistance ratio measurement of Nb-Ti composite superconductors 300.0 via email in 1~3 business day superseded,2021-7-1,2011-5-1
GB/T 7999-2000 STANDARD method for direct reading spectrometric analysis of aluminum and its alloys 295.0 via email in 1~3 business day superseded,2007-11-1,2000-1-2
GB/T 22638.4-2016 Test methods for aluminium and aluminium alloy foils―Part 4:Determination of surface wetting tension 150.0 via email in 1 business day valid,,2017-11-1
GB/T 15615-1995 Test method for measuring flexture strength of silicon slices 340.0 via email in 1~3 business day abolished2005-10-14 ,,1996-2-1
GB/T 17473.5-1998 Test methods of precious metal pastes used for thick film microelectronics--Determination of viscosity 60.0 via email in 1~3 business day abolished2008-09-01,2008-9-1,1999-3-1
GB/T 6148-2005 Test method for temperature-resistance coefficient of precision resistance alloys 90.0 via email in 1~3 business day superseded,2025-11-1,2006-4-1
GB/T 19921-2005 Test method of particles on silicon wafer surfaces 120.0 via email in 1~3 business day superseded,2019-7-1,2006-4-1
YS/T 124-1994 Methods of determination and calculation of heat balance in metallurgical furnaces for production of carbon products via email in business day superseded,2011-3-1,1991-6-1
GB/T 4067-1999 Testing method for electrical resistance-temperature characteristic parameters of metallic materials 150.0 via email in 1~3 business day valid,,2000-8-1
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GB/T 14140.2-1993 Silicon slices and wafers-Measuring of diameter-Micrometer method 
  Issued on: 1993-02-06   Price(USD): 184.0
GB/T 22638.7-2008 Test methods for aluminium and aluminium alloy foils - Part 7: Determination of heat seal strength 
  Issued on: 2008-12-29   Price(USD): 105.0
GB/T 7999-2015 Optical emission spectrometric analysis method of aluminum and aluminum alloys 
  Issued on: 2015-09-11   Price(USD): 80.0
GB/T 3655-2000 Methods of measurement of the magnetic properties of electrical steel sheet and strip by mesns of an Epstein frame 
  Issued on: 2000-10-25   Price(USD): 190.0
GB/T 1550-1997 methods for measuring conductivity type of extrinsic semiconducting materials 
  Issued on: 1997-6-3   Price(USD): 120.0
GB/T 22638.6-2008 Test methods for aluminium and aluminium alloy foils - Part 6: Determination of direct current resistance 
  Issued on: 2008-12-29   Price(USD): 105.0
YB/T 4142-2006 Statistics rule for treatment of spectral analysis data  
  Issued on: 2006-8-19   Price(USD): 420.0
GB/T 19289-2003 Methods of measurement of density,resistivity and stacking factor of electrical steel sheet and strip 
  Issued on: 2003-9-12   Price(USD): 120.0
GB/T 31780-2015 Critical temperature measurement―Critical temperature of composite superconductors by a resistance method 
  Issued on: 2015-07-03   Price(USD): 160.0
GB/T 4339-1999 Testing method for thermal expansion characteristic parameters of metallic materials 
  Issued on: 1999-01-01   Price(USD): 165.0
GB/T 13925-2010 Metallographs for high manganese cast steel 
  Issued on: 2010-12-23   Price(USD): 60.0
GB/T 25897-2010 Superconductivity:Residual resistance ratio measurement of Nb-Ti composite superconductors 
  Issued on: 2011-1-10   Price(USD): 300.0
GB/T 7999-2000 STANDARD method for direct reading spectrometric analysis of aluminum and its alloys 
  Issued on: 2000-08-02   Price(USD): 295.0
GB/T 22638.4-2016 Test methods for aluminium and aluminium alloy foils―Part 4:Determination of surface wetting tension 
  Issued on: 2016-12-13   Price(USD): 150.0
GB/T 15615-1995 Test method for measuring flexture strength of silicon slices 
  Issued on: 1995-07-12   Price(USD): 340.0
GB/T 17473.5-1998 Test methods of precious metal pastes used for thick film microelectronics--Determination of viscosity 
  Issued on: 1998-08-19   Price(USD): 60.0
GB/T 6148-2005 Test method for temperature-resistance coefficient of precision resistance alloys 
  Issued on: 2005-09-09   Price(USD): 90.0
GB/T 19921-2005 Test method of particles on silicon wafer surfaces 
  Issued on: 2005-9-19   Price(USD): 120.0
YS/T 124-1994 Methods of determination and calculation of heat balance in metallurgical furnaces for production of carbon products 
  Issued on:   Price(USD):
GB/T 4067-1999 Testing method for electrical resistance-temperature characteristic parameters of metallic materials 
  Issued on: 1999-1-1   Price(USD): 150.0
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