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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, Purchase services.
  •  China "JJ" GB Standards List:
  • Standard  Code GB Standard Title Standard Class Order
    JJG 63-2007 Verification Regulation of Straight Edge

    JJ-China Metrological Standards

    JJG 370-2007 Verification Regulation for Vibration Tube Liquid Density Meter on Line

    JJ-China Metrological Standards

    JJG 678-2007 Verification Regulation of Catalysis Combustion Type Methane Measuring Device

    JJ-China Metrological Standards

    JJG 257-2007 Verification Regulation of Float Meter

    JJ-China Metrological Standards

    JJG 680-2007 Verification Regulation of Samplers for Stack Dust

    JJ-China Metrological Standards

    JJG 642-2007 Verification Regulation of Spherical Metal Tank Capacity

    JJ-China Metrological Standards

    JJG 31012-2007 Integrated operational amplifier parameters tester VRof

    JJ-China Metrological Standards

    JJG 31011-2007 DC / DC module parameter test system VRof

    JJ-China Metrological Standards

    JJG 31010-2007 Precision semiconductor parameter analyzer VRof

    JJ-China Metrological Standards

    JJG 31009-2007 Digital integrated circuit parameter passing standard control group VRof

    JJ-China Metrological Standards

    JJG 283-2007 Verification Regulation of Angular Polygon

    JJ-China Metrological Standards

    JJG 272-2007 Verification Regulation of Aneroid Barometer and Aneroid Barograph

    JJ-China Metrological Standards

    JJG 2063-2007 Verification Scheme of Measuring Instruments for Liquid Flow

    JJ-China Metrological Standards

    JJG 202-2007 Verification Regulation of Autocollimators

    JJ-China Metrological Standards

    JJG 2007-2007 Verification Scheme of Time and Frequency Measuring Instruments

    JJ-China Metrological Standards

    JJG 195-2007 Loading Instrument of Wheel Loader for Railway

    JJ-China Metrological Standards

    JJG 194-2007 Verification Regulation of Box Plates

    JJ-China Metrological Standards

    JJG 193-2007 Bourdon Pressure Gauge for Railway Locomotives and Vehicles

    JJ-China Metrological Standards

    JJG 688-2007 Verification Regulation of Vehicle Exhaust Emissions Measuring Instruments

    JJ-China Metrological Standards

    JJG(JT)084-2007 Measurer for Impact Resistance of Retroreflective Sheeting

    JJ-China Metrological Standards


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