2025-12-24 10.8.118.215
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Position: Search valid to be valid superseded to be superseded abolished to be abolished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
JB/T 7775.2-2008 Test methods for chemical analysis of copper-tungsten-tungsten carbide electric contact material—Part 2:Determination of carbon content 90.0 via email in 1~3 business day valid,,2008-9-1
JB/T 6237.2-2008 Test methods for chemical analysis of silver powder for electric contact material—Part 2:Determinatiln of copper content 90.0 via email in 1~3 business day valid,,2008-9-1
JB/T 7776.4-2008 Test methods for chemical analysis silver-cadmium oxide electric contact material—Part 4:Determination of tin content 60.0 via email in 1~3 business day valid,,2008-9-1
JB/T 7097-2008 Specification for copper-bismuth-aluminium electric contact material 90.0 via email in 1~3 business day valid,,2008-9-1
GB/T 21220-2007 Soft magnetic metallic materials 190.0 via email in 1~3 business day superseded2025-04-01,2025-4-1,2008-5-20
JB/T 7774.5-2008 Test methods for chemical analysis of silver-zinc oxide electric contact material -Part 5:Determination of magnesium content 90.0 via email in 1~3 business day valid,,2008-7-1
JB/T 7130-2008 Test method mechanical torque rate of spiral coils of thermostat metal 90.0 via email in 1~3 business day valid,,2008-7-1
JB/T 7774.3-1995 Chemical analysis method of silver zinc oxide electrical contact materials 184.0 via email in 1~3 business day superseded,2008-7-1,1996-1-1
JB/T 8985-1999 Metallographic examination of the electric materials 120.0 via email in 1~3 business day valid,,2000-1-1
GB/T 26871-2011 Metallographic examination of electrical contact materials 150.0 via email in 1~3 business day superseded,2025-5-1,2011-12-1
JB/T 9552.2-1999 Methods for chemical analysis of copper-chromium-zirconium alloys The determination of chromium by persulfate oxidation volumetric method 104.0 via email in 1~3 business day valid,,2000-1-1
GB/T 24270-2009 Method of measurement of temperature coefficient of magnetic properties of permanent magnetic materials 90.0 via email in 1 business day valid,,2010-2-1
JB/T 8633-2006 Technical specification for wire of electric contact rivet 220.0 via email in 1~3 business day superseded2018-4-1,2018-4-1,2007-3-1
JB/T 7780.5-2008 Methods for measuring mechanical and physical properties of wires for rivet contacts-Part 5:torsion test 60.0 via email in 1~3 business day valid,,2008-7-1
JB/T 4281-1999 Welding-materials for resistance welding electrodes and ancillary equipment 224.0 via email in 1~3 business day valid,,2000-1-1
JB/T 7777.3-2008 Test methods for chemical analysis of silver-tin oxide-indium oxide electric contact material-Part 3:Determination of nickel content 60.0 via email in 1~3 business day valid,,2008-7-1
JB/T 7778.3-2008 Test methods for chemical analysis of silver-tungsten carbide electric contact material-Part3:Determintion of overall carbon content 90.0 via email in 1~3 business day valid,,2008-7-1
JB/T 6237.3-2008 Test methods for chemical analysis of silver powder for electric contact material—Part 3:Determinatiln of iron content 60.0 via email in 1~3 business day valid,,2008-9-1
JB/T 7776.1-2008 Test methods for chemical analysis silver-cadmium oxide electric contact material—Part 1:Determination of cadmium content 60.0 via email in 1~3 business day valid,,2008-9-1
JB/T 6326.2-2008 Test methods for chemical analysis of Ni-Cr and Ni-Cr-Fe alloy—Part 2:Determination of chromium content 90.0 via email in 1~3 business day valid,,2008-9-1
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JB/T 7775.2-2008 Test methods for chemical analysis of copper-tungsten-tungsten carbide electric contact material—Part 2:Determination of carbon content 
  Issued on: 2008-3-12   Price(USD): 90.0
JB/T 6237.2-2008 Test methods for chemical analysis of silver powder for electric contact material—Part 2:Determinatiln of copper content 
  Issued on: 2008-3-12   Price(USD): 90.0
JB/T 7776.4-2008 Test methods for chemical analysis silver-cadmium oxide electric contact material—Part 4:Determination of tin content 
  Issued on: 2008-3-12   Price(USD): 60.0
JB/T 7097-2008 Specification for copper-bismuth-aluminium electric contact material 
  Issued on: 2008-3-12   Price(USD): 90.0
GB/T 21220-2007 Soft magnetic metallic materials 
  Issued on: 2007-12-3   Price(USD): 190.0
JB/T 7774.5-2008 Test methods for chemical analysis of silver-zinc oxide electric contact material -Part 5:Determination of magnesium content 
  Issued on: 2008-2-1   Price(USD): 90.0
JB/T 7130-2008 Test method mechanical torque rate of spiral coils of thermostat metal 
  Issued on: 2008-2-1   Price(USD): 90.0
JB/T 7774.3-1995 Chemical analysis method of silver zinc oxide electrical contact materials 
  Issued on: 1995-10-09   Price(USD): 184.0
JB/T 8985-1999 Metallographic examination of the electric materials 
  Issued on: 1999-8-6   Price(USD): 120.0
GB/T 26871-2011 Metallographic examination of electrical contact materials  
  Issued on: 2011-7-29   Price(USD): 150.0
JB/T 9552.2-1999 Methods for chemical analysis of copper-chromium-zirconium alloys The determination of chromium by persulfate oxidation volumetric method 
  Issued on: 1999-8-6   Price(USD): 104.0
GB/T 24270-2009 Method of measurement of temperature coefficient of magnetic properties of permanent magnetic materials 
  Issued on: 2009-6-19   Price(USD): 90.0
JB/T 8633-2006 Technical specification for wire of electric contact rivet 
  Issued on: 2006-9-14   Price(USD): 220.0
JB/T 7780.5-2008 Methods for measuring mechanical and physical properties of wires for rivet contacts-Part 5:torsion test 
  Issued on: 2008-2-1   Price(USD): 60.0
JB/T 4281-1999 Welding-materials for resistance welding electrodes and ancillary equipment 
  Issued on: 1999-8-6   Price(USD): 224.0
JB/T 7777.3-2008 Test methods for chemical analysis of silver-tin oxide-indium oxide electric contact material-Part 3:Determination of nickel content 
  Issued on: 2008-2-1   Price(USD): 60.0
JB/T 7778.3-2008 Test methods for chemical analysis of silver-tungsten carbide electric contact material-Part3:Determintion of overall carbon content 
  Issued on: 2008-2-1   Price(USD): 90.0
JB/T 6237.3-2008 Test methods for chemical analysis of silver powder for electric contact material—Part 3:Determinatiln of iron content 
  Issued on: 2008-3-12   Price(USD): 60.0
JB/T 7776.1-2008 Test methods for chemical analysis silver-cadmium oxide electric contact material—Part 1:Determination of cadmium content 
  Issued on: 2008-3-12   Price(USD): 60.0
JB/T 6326.2-2008 Test methods for chemical analysis of Ni-Cr and Ni-Cr-Fe alloy—Part 2:Determination of chromium content 
  Issued on: 2008-3-12   Price(USD): 90.0
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