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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 "JJ" GB Standards List:
  • Standard  Code GB Standard Title Standard Class Order
  • JJG 720-1991
  • Verification Regulation of Wide Band Frequency Stability Measurement Set in Time Domain JJ
    China Metrological Standards
  • JJG 722-1991
  • Verification Regulation of Standard Digital Clock JJ
    China Metrological Standards
  • JJG 718-1991
  • Verification Regulation of Mobile Detecting Meter of Temperature JJ
    China Metrological Standards
  • JJG 92-1991
  • Verification Regulation of Uniwersal Gear Tester JJ
    China Metrological Standards
  • JJG 71-1991
  • Verification Regulation of Standard Metallic Scale (GradeIII) JJ
    China Metrological Standards
  • JJG 117-1994
  • Verification Regulation of Plates JJ
    China Metrological Standards
  • JJG 22-1991
  • Verification Regulation of Internal Micrometer JJ
    China Metrological Standards
  • JJG 117-1991
  • Verification Regulation of Flat Plate JJ
    China Metrological Standards
  • JJG 347-1991
  • Verification Regulation of Standard Shorl Hardness Test Block JJ
    China Metrological Standards
  • JJG 741-1991
  • Verification Regulation of Standard Steel Tape JJ
    China Metrological Standards
  • JJG 1024-1991
  • Technical Norm of Reliability Analysis Principle for Measuring Instruments JJ
    China Metrological Standards
  • JJG 717-1991
  • Verification Regulation of the Standard Total Radiation Pyrometer JJ
    China Metrological Standards
  • JJG 726-1991
  • Verification Regulation of Standard Inductors JJ
    China Metrological Standards
  • JJG 725-1991
  • Verification Reulation of DC and LF Characterization Tester for Transistor JJ
    China Metrological Standards
  • JJG 724-1991
  • Verification Regulation of DC Digital Ohmmeter JJ
    China Metrological Standards
  • JJG 721-1991
  • Verification Regulation of 500MHz Phase Noise Measurement Set (Phase Detector Method) JJ
    China Metrological Standards
  • JJG 742-1991
  • Verification Regulation of Zngler Viscosimeter JJ
    China Metrological Standards
  • CJJ 37-1990
  • Code for design of municipal road JJ
    China Urban Construction industry Standards
  • JJG 740-1991
  • Verification Regulation of Milling Straight Edge JJ
    China Metrological Standards
  • JJF 1024-1991
  • Technical Norm of Reliability Analysis Principle for Measuring Instruments JJ
    China Metrological Standards
  • JJF 1022-1991
  • Technical Norm of Designation for Metrological Standard JJ
    China Metrological Standards
  • CJJ 38-1990
  • Standard for quality test and estimation of urban heat-supply network engineerings JJ
    China Urban Construction industry Standards
  • JJG 716-1991
  • Verification Regulation of 0~419. 527 Celsius Working Standard Platinum Resistance Thermometer JJ
    China Metrological Standards
  • JJG 730-1991
  • Verification Regulation of the Diesel Engine Peak Pressure Indicator JJ
    China Metrological Standards
  • JJG 757-1991
  • Verification Regulation for Ionometer JJ
    China Metrological Standards
  • JJG 727-1991
  • Verification Regulation of Working Standard of Piston Manometers JJ
    China Metrological Standards
  • JJG 247-1991
  • Verification Regulation of Incandescent Standard Lamp for Total Luminous Flux JJ
    China Metrological Standards
  • JJG(EJ)8-1991
  • (With 4πβ (PPC)-γ standard device for measuring electron capture radioactive nuclide specific activity of test solution method) JJ
    China Metrological Standards
  • JJG 733-1991
  • Verification Regulation of Working Standard Lamps for Total Luminous Flux JJ
    China Metrological Standards
  • JJG(SJ)05039-1991
  • (YY2781 type RLC table with three test procedures) JJ
    China Metrological Standards
  • JJG(HG)102-1991
  • (Rubber Mooney viscometer test procedures) JJ
    China Metrological Standards
  • JJG(HG)101-1991
  • (Vulcanized rubber disc swing analyzer test procedures) JJ
    China Metrological Standards
  • JJG(EJ)3-1991
  • (Flashing Telescope (working class) test procedures) JJ
    China Metrological Standards
  • JJG 221-1991
  • Verification Regulation of Wheel Checker for Railway Locomotives and Vehicles JJ
    China Metrological Standards
  • JJG(SJ)05048-1991
  • (J01/J02 loss of high-frequency capacitance-type standard test procedures) JJ
    China Metrological Standards
  • JJG 732-1991
  • Verification Regulation of Working Standard Lamps for Luminous Intensity JJ
    China Metrological Standards
  • JJG(SJ)04044-1991
  • (YWS2980A rectifier diodes I and I t tester test procedures) JJ
    China Metrological Standards
  • JJ 83-1991
  • (Concrete delivery pipe type and size JJ83-91) JJ
    China Metrological Standards
  • JJG(SJ)05038-1991
  • (715 linear potentiometer oscilloscope test procedures) JJ
    China Metrological Standards
  • JJG(SJ)04039-1991
  • (GH3112 dynamic logic integrated circuit detector test procedures) JJ
    China Metrological Standards
  • JJG(EJ)18-1991
  • (Natural radioactivity measuring instrument calibration procedures General) JJ
    China Metrological Standards
  • JJG(EJ)4-1991
  • (Semiconductor Telescope (working class) test procedures) JJ
    China Metrological Standards
  • JJG(SJ)15021-1991
  • (XB-39 centimeter wave type leveled standard signal generator test procedures) JJ
    China Metrological Standards
  • JJG 739-1991
  • Verification Regulation of Double Frequency Laser Interferometer JJ
    China Metrological Standards
  • JJG 748-1991
  • Verification Regulation of Oscilloscopic Polarograph JJ
    China Metrological Standards
  • JJG(EJ)20-1991
  • (Ground γ scintillation radiometer test procedures) JJ
    China Metrological Standards
  • JJG 128-1991
  • (Nuclear humidity, density tester test procedures (Trial)) JJ
    China Metrological Standards
  • JJG(HG)107-1991
  • (Rubber parallel plate (William type) plastic meter verification procedures) JJ
    China Metrological Standards
  • JJG(SJ)15019-1991
  • (XB-31 Standard Signal Generator test procedures) JJ
    China Metrological Standards
  • JJG(EJ)12-1991
  • (Standard scintillation counter liquid measuring devices with a single tube specific activity of the radioactive solution test methods) JJ
    China Metrological Standards
  • JJG(EJ)11-1991
  • (Determination of α by 2π multi-wire proportional counter, β plane source emission rate test method) JJ
    China Metrological Standards
  • JJG(EJ)10-1991
  • (Standard grade germanium γ spectrometer punctate γ-ray source test methods) JJ
    China Metrological Standards
  • JJG(TZ)127-1991
  • (Balanced variable attenuator test procedures) JJ
    China Metrological Standards
  • JJG(SJ)18008-1991
  • (QFll601 low-pass filter test procedures) JJ
    China Metrological Standards
  • JJG(SJ)04042-1991
  • (GH3111/3111G integrated circuit tester test procedures) JJ
    China Metrological Standards
  • JJG 246-1991
  • Verification Regulation of Standard Lamp of Luminous Intensity JJ
    China Metrological Standards
  • JJG(SJ)07010-1991
  • Specification for verification of YH4032 model panoramic spectrum analyzers JJ
    China Metrological Standards
  • JJG(SJ)12038-1991
  • (MWS672 type Flutter calibrator test procedures) JJ
    China Metrological Standards
  • JJG(SJ)15018-1991
  • (Common test procedures 2 ~ 4GHz microwave standard signal generator) JJ
    China Metrological Standards
  • JJG(SJ)05044-1991
  • (HP4272A Preset capacity meter testing procedures) JJ
    China Metrological Standards
  • JJG(SJ)12035-1991
  • (Model 2010 heterodyne analyzer test procedures) JJ
    China Metrological Standards
  • JJG(SJ)04043-1991
  • (CTG-1 high-frequency C-V characteristics tester test procedures) JJ
    China Metrological Standards
  • JJG(EJ)17-1991
  • (Inspection methods for measuring the activity of a radioactive gas used in the gas proportional counting standard device) JJ
    China Metrological Standards
  • JJG(SJ)05040-1991
  • (YY2511 digital DC low resistance meter testing procedures) JJ
    China Metrological Standards
  • JJG(EJ)1-1991
  • (Hydrogen proportional counter tube (working class) test procedures) JJ
    China Metrological Standards
  • JJG(SJ)05045-1991
  • (HP4273A Preset capacity meter testing procedures) JJ
    China Metrological Standards
  • JJG(CB)03-1991
  • (Strong field dielectric loss tester test procedures) JJ
    China Metrological Standards
  • JJG(CB)7-1991
  • (Standard hydrophone vibration test method plume Act) JJ
    China Metrological Standards
  • JJG(CB)5-1991
  • (Standard hydrophone spherical wave free field testing method Reciprocity Act) JJ
    China Metrological Standards
  • JJG(SJ)05046-1991
  • (GR1687-type LCR digital bridge test procedures) JJ
    China Metrological Standards
  • JJG(SJ)07009-1991
  • Specification for verification of HP3577A model network analyzers JJ
    China Metrological Standards
  • JJG(QB)82-1991
  • (Quartz watch calibrator test procedures) JJ
    China Metrological Standards
  • JJG(SJ)12036-1991
  • (HY6060 type electret microphone tester test procedures) JJ
    China Metrological Standards
  • JJG 222-1991
  • Verification Regulation of Wheel Contour Gauge for Railway Locomotives and Vehicles JJ
    China Metrological Standards
  • JJG(SJ)15022-1991
  • (QF1020 low-distortion frequency signal generator test procedures) JJ
    China Metrological Standards
  • JJG(SY)17-1991
  • Verification Regulation of Dritling Fluid Rotary Viscosineter JJ
    China Metrological Standards
  • JJG(SJ)12037-1991
  • (DF5990A speaker resonance frequency meter verification procedures) JJ
    China Metrological Standards
  • JJG(SJ)01006-1991
  • (PO20 timing of the receiver type and frequency calibration verification procedures) JJ
    China Metrological Standards
  • JJG 723-1991
  • Verification Regulation of Time Interval Generator JJ
    China Metrological Standards
  • JJG(EJ)7-1991
  • (The specific activity of test method 4Πβ-γ standard device for measuring radioactivity of the solution) JJ
    China Metrological Standards
  • JJG(TZ)128-1991
  • (Nuclear humidity, density tester verification procedures (Trial)) JJ
    China Metrological Standards
  • JJG 746-1991
  • Verification Regulation for Ultrasonic Inspection Instruments JJ
    China Metrological Standards
  • JJG(EJ)9-1991
  • ( Cs and Coγ standard exposure (rate) meter (level of protection) test procedures) JJ
    China Metrological Standards
  • JJG(SJ)15013-1991
  • (UZ-3 type white noise signal generator test procedures) JJ
    China Metrological Standards
  • JJG(SJ)15020-1991
  • (XT-22-type comb frequency generator test procedures) JJ
    China Metrological Standards
  • JJG 8-1991
  • Verificaiong Regulation of Level Rod JJ
    China Metrological Standards
  • JJG 738-1991
  • Verification Regulation of Taxi Meter Standard Equipment JJ
    China Metrological Standards
  • JJG 273-1991
  • Verification Reguiation of Working Standard Weights JJ
    China Metrological Standards
  • JJG 127-1991
  • (Flat dysprosium type variable attenuator test procedures) JJ
    China Metrological Standards
  • JJG 734-1991
  • (Deadweight force standard machine test procedures) JJ
    China Metrological Standards
  • JJG 125-1991
  • (Frequency selection (broadband) level meter test procedures) JJ
    China Metrological Standards
  • JJG(SJ)01005-1991
  • (XW-7 microwave frequency stabilization control test procedures) JJ
    China Metrological Standards
  • JJG(HG)201-1991
  • (Gas chromatograph test procedures) JJ
    China Metrological Standards
  • JJG(SJ)12039-1991
  • (XJ5440 type waveform monitor oscilloscope test procedures) JJ
    China Metrological Standards
  • JJG(QB)76-1991
  • (SCI. 327 quartz crystal impedance meter SPM. 327PPM counter test procedures) JJ
    China Metrological Standards
  • JJG(SJ)18006-1991
  • (Working with a thermocouple vacuum gauge test procedures) JJ
    China Metrological Standards
  • JJG(QB)78-1991
  • (Print chronograph test procedures) JJ
    China Metrological Standards
  • JJG(QB)79-1991
  • (Clock instrument calibrator test procedures) JJ
    China Metrological Standards
  • JJG(QB)80-1991
  • (Watch gears, gems element of the projection model verification procedures) JJ
    China Metrological Standards
  • JJG(QB)81-1991
  • (Mechanical watches calibrator test procedures) JJ
    China Metrological Standards

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