Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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JB/T 10507-2005 The metal bellows for valves 210.0 via email in 1~3 business day valid
JB/T 9493.4-1999 Method for chemical analysis of manganin and novokostant resistance alloy The sulphosalicylic acid photometric method for the determination of iron content 60.0 via email in 1~3 business day valid
GB/T 7962.4-1987 Colourless optical glass test methods; Test method by multiple beam spherical interference for optical homogeneity 45.0 via email in 1~3 business day superseded
GB 7962.7-1987 Colourless optical glass test methods; Examination method for extent of stria 45.0 via email in 1~3 business day valid
JB/T 9495.4-1999 Measuring method for stress-birefringence of optical crystal 60.0 via email in 1~3 business day valid
ZB N 05013.2-1989 via email in business day valid
GB/T 15489.1-1995 Colour filter glass test methods Spectral Characteristic 60.0 via email in 1~3 business day valid
JB/T 9487-2010 Pivots for instruments 105.0 via email in 1~3 business day valid
JB/T 5326-1991 Test Method of Crevice Corrosion of Metallic Material for Instrument 60.0 via email in 1~3 business day valid
GB/T 18459-2001 Methods for calculating the main static performance specifications of transducers 540.0 via email in 1~3 business day valid
GB/T 7962.12-2010 Test methods of colourless optical glass—Part 12:Spectral internal transmittance 120.0 via email in 1~3 business day valid
GB/T 7962.11-2010 Test method for colourless optical glass—Part 11:Precise test method for refractive index in the visible wave band 180.0 via email in 1~3 business day valid
JB/T 8205-1999 Sheathed base metal thermocouple cables 210.0 via email in 1~3 business day valid
JB/T 6819.1-1993 Instrument Material Terminology - Common Terminology 150.0 via email in 1~3 business day valid
GB/T 14479-1993 symbols for transducers diagrams 150.0 via email in 1~3 business day valid
JB/T 9495.3-1999 Measuring method for transmittance of optical crystal 60.0 via email in 1~3 business day valid
JB/T 9497-2002 Tungsten-rhenium thermocouple wires and temperature-electromotive force(EMF)tables 270.0 via email in 1~3 business day valid
GB/T 15489.6-2010 Test methods of colour filter glass—Part 6:Fluorescence characteristic 120.0 via email in 1~3 business day valid
GB/T 15478-1995 Test methods of the performances for pressure transducer/sensor 300.0 via email in 1~3 business day superseded
JB/T 9483-2011 Nonmetal supports for lever balance via email in business day valid
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