2025-12-14 216.73.216.3
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Code of China
Chinese National Standard List: Material and component for instrument and meter

JB/T 9487-1999 Pivots for instruments 
  Issued on: 1999-08-06   Translation Price(USD): 300.0
JB/T 6819.7-1993 Instrument Material Terminology - Optical Material and Special Glass 
  Issued on: 1993-7-9   Translation Price(USD): 150.0
JB/T 9503-1999 Inclusional appreciating method and classifying standard of cobalt-base alloys for meter pivots 
  Issued on: 1999-08-06   Translation Price(USD): 150.0
GB 7962.7-1987 Colourless optical glass test methods; Examination method for extent of stria 
  Issued on: 1987-06-20   Translation Price(USD): 45.0
GB/T 7962.11-2010 Test method for colourless optical glass—Part 11：Precise test method for refractive index in the visible wave band 
  Issued on: 2011-1-14   Translation Price(USD): 170.0
GB/T 15489.7-1995 Colour filter glass test methods Chemical Stability 
  Issued on: 1995-01-29   Translation Price(USD): 95.0
GB/T 7962.18-2010 Test methods of colourless optical glass—Part 18:Knoop hardness 
  Issued on: 2011-1-14   Translation Price(USD): 110.0
GB/T 7962.14-2010 Test methods of colourless optical glass—Part 14:Resistance to acid 
  Issued on: 2011-1-14   Translation Price(USD): 110.0
GB/T 4990-1995 Alloy wires of extension and compensating cables for thermocouples 
  Issued on: 1995-01-27   Translation Price(USD): 210.0
GB 7962.6-1987 Colourless optical glass test methods; Edge stress birefringence 
  Issued on: 1987-05-25   Translation Price(USD): 45.0
JB/T 9495.7-1999 Measuring method for optical homogeneity of optical crystal 
  Issued on: 1999-8-6   Translation Price(USD): 90.0
JB/T 9501-2002 Measurement method for direct-current magnetic properties of tmeperature-magnetic compensation alloys 
  Issued on: 2002-7-16   Translation Price(USD): 120.0
JB/T 9497-2002 Tungsten-rhenium thermocouple wires and temperature-electromotive force(EMF)tables 
  Issued on: 2002-7-16   Translation Price(USD): 270.0
GB/T 18404-2001 Mineral insulated thermocouple cables and thermocouples 
  Issued on: 2001-8-1   Translation Price(USD): 150.0
GB/T 15488-2010 Colour filter glass 
  Issued on: 2011-1-14   Translation Price(USD): 1400.0
JB/T 10523-2005 Circular corrugated heat exchange tubes for tube shell exchangers 
  Issued on: 2005-5-24   Translation Price(USD): 130.0
ZB N 05013.6-1989  
  Issued on:   Translation Price(USD):
JB/T 9499.3-1999 Method for chemical analysis of constantan resistance alloy The ammonium persulfate oxidation-ammonium ferrous sulfate titrimetric method for the determination of manganese content 
  Issued on: 1999-08-06   Translation Price(USD): 144.0
JB/T 8900-1999 Sliver or sliver alloy/copper or copper alloy clad strips 
  Issued on: 1999-5-14   Translation Price(USD): 150.0
JB/T 6791-1993 Jewel bearings with end stones for instruments and meters 
  Issued on: 1993-07-09   Translation Price(USD): 300.0
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