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GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards;  We provide Chinese GB standards and English version GB standards  Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services.
  •  China "duplex" GB Standards List:
  • Standard  Code GB Standard Title Standard Class Order
  • GB/T 35806-2018
  • Animal influenza detection—Protocol of duplex real-time RT-PCR for influenza virus subtypes H7 and N9 duplex
    China National Standards
  • GB/T 35900.3-2018
  • Animal influenza detection—Part 3: Method of duplex real-time RT-PCR for the detection of H1 and H3 subtype influenza virus duplex
    China National Standards
  • GB/T 33240-2016
  • Zinc-aluminum alloy-epoxy duplex coated steel bars for the reinforcement of concrete duplex
    China National Standards
  • NB/T 20007.34-2015
  • Stainless steel for pressurized water reactor nuclear power plants - Part 34: 03Cr22Mn5Ni2MoCuN duplex stainless steel plates for modules duplex
    China Energy industry Standards
  • GB/T 31303-2014
  • Austenitic-Ferritic duplex stainless steel bars duplex
    China National Standards
  • NB/T 20007.28-2014
  • Stainless steel for pressurized water reactor nuclear power plants. Part 28: Class 3 pressure-retaining austenitic-ferritic (duplex) stainless steel castings for seawater application duplex
    China Energy industry Standards
  • NB/T 20007.29-2014
  • Stainless steel for pressurized water reactor nuclear power plants. Part 29: non-pressure-retaining category A, B and C austenltic-ferritic duplex stainless steel castings for pumps duplex
    China Energy industry Standards
  • NB/T 20277-2014
  • Welding specification for A240 (S32101) duplex stainless steel duplex
    China Energy industry Standards
  • NB/T 47019.6-2011
  • Purchase technical specification for boiler and heater exchanger tubes/pipes. Part 6: Ferrite/austenite duplex steel duplex
    China Energy industry Standards
  • GB/T 14999.6-2010
  • Test methods for characterizing duplex grain sizes and primary carbides distribution of superalloy forgings duplex
    China National Standards
  • YD/T 1258.2-2009
  • The series of indoor optical fiber cables. Part 2: Simplex and duplex cable for use in terminated cable assemblies duplex
    China Telecommunication Standards
  • YD/T 1258.3-2009
  • The series of indoor optical fiber cables. Part 3: Simplex and duplex cable for use in premises cabling duplex
    China Telecommunication Standards
  • GB/T 11600-2009
  • Use on public data networks of data terminal equipment(DTE) which is designed for interfacing to asynchronous duplex V-series MODEMS duplex
    China National Standards
  • GB/T 24177-2009
  • Standard test methods for characterizing duplex grain sizes duplex
    China National Standards
  • GB/T 23901.5-2009
  • Non-destructive testing - Image quality of radiographs - Part 5: Image quality indicators (duplex wire type) - Determination of image unsharpness value duplex
    China National Standards
  • GB/T 21832-2008
  • Austenitic - Ferritic (duplex) grade stainless steel welded tubes and pipes duplex
    China National Standards
  • GB/T 21833-2008
  • Austenitic - Ferritic (duplex) grade stainless steel seamless tubes and pipes duplex
    China National Standards
  • GB/T 15491-2008
  • Requirements and measurement methods of electrical performance for duplexers used in the mobile services duplex
    China National Standards
  • SJ 20953-2005
  • General specification for duplex frequency hopping radio duplex
    China Electronics Standards
  • SJ 20786.1-2002
  • Semiconductor photoelectric assembly Detail specification for miniature duplex photoelectric localizer for type CBGS 2301 duplex
    China Electronics Standards
  • SJ 20841-2002
  • Interface requirement for crypto-equipment for generation Ⅱradio duplex mobile communication system duplex
    China Electronics Standards
  • SJ 20819-2002
  • Semiconductor photoelectric assembly Detail specification for miniature duplex photoelectric localizer for type CBGS 2301 duplex
    China Electronics Standards
  • TB/T 2998-2000
  • 450MHz independent synchronous half-duplex the train radio dispatching equipment duplex
    China Railway & Train Standards
  • TB/T 2894-1998
  • (450MHz quad-band compatible train set single duplex wireless dispatch communication equipment technical requirements and test methods) duplex
    China Railway & Train Standards
  • SJ 20588-1996
  • General specification of terminal in the mobile station for radio duplex mobile communication system duplex
    China Electronics Standards
  • SJ 20535-1995
  • General specification of multichannel transmitters in the central station for radio duplex mobile communication system duplex
    China Electronics Standards
  • SJ 20536-1995
  • General specification of multichannel receivers in the central station for radio duplex mobile communication system duplex
    China Electronics Standards
  • SJ 20504-1995
  • General specification of transmitter power supply in the central station for duplex mobile radio system duplex
    China Electronics Standards
  • SJ 20503-1995
  • General specification of radio center switch for duplex mobile radio system duplex
    China Electronics Standards
  • SJ 20123-1992
  • duplex mobile radio system. Basic parameters duplex
    China Electronics Standards
  • GB/T 9541-1988
  • 2400 bits per second duplex modem using the echo cancellation technique standardized for use on the general switched telephone network and on point-to-point 2 wire leased telephone-type-circuits duplex
    China National Standards
  • GB/T 7621-1987
  • 1200 bits per second duplex modem standardized for use in the general switched telephone network and on point-to-point 2-wire leased telephonecircuits duplex
    China National Standards
  • GB/T 7620-1987
  • 300 bits per second duplex modem standardized for use in the general switched telephone network duplex
    China National Standards
  • TB 1825-1987
  • (duplex steam locomotive air compressor) duplex
    China Railway & Train Standards
  • TB 1186-1980
  • (duplex steam air pump (air) cylinder repair rating) duplex
    China Railway & Train Standards
  • TB 1187-1980
  • (duplex big air pump repair Bei Gou rating) duplex
    China Railway & Train Standards
  • TB 1190-1980
  • (Bei Gou duplex small air pump up ring repair rating) duplex
    China Railway & Train Standards
  • TB 1188-1980
  • (Bei Gou duplex small air pump repairs rating) duplex
    China Railway & Train Standards
  • TB 1193-1980
  • (Bei Gou duplex air pump valve repair ring rose rating) duplex
    China Railway & Train Standards
  • TB 1194-1980
  • (Bei Gou duplex air pump valve repair ring was up grade) duplex
    China Railway & Train Standards

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