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中华人民共和国国家标准

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China JJ GB Standards Search System  

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 254-1990 Verification Regulation of Compensation Voltmeter

    JJ-China Metrological Standards

    JJG 39-1990 Verification Regulation of Comparator of Machinery Type

    JJ-China Metrological Standards

    JJG 41-1990 Verification Regulation of Thread Measuring Wires

    JJ-China Metrological Standards

    JJG 2088-1990 Verification Scheme of Measuring instruments of energy for pulsed laser radiation

    JJ-China Metrological Standards

    JJG 643-1990 (Chinese Industry Standard)

    JJ-China Metrological Standards

    JJG 47-1990 Verification Regulation of Wow Flutter Meter

    JJ-China Metrological Standards

    JJG 635-1990 Regulation of verification for carbon monooxide and carbon dioxide infrared gas analyzer

    JJ-China Metrological Standards

    JJG 637-1990 Verification Regulation of Calibration Vibrators of High Frequency

    JJ-China Metrological Standards

    JJG 638-1990 Verification regulation of hydraulic vibration generater system

    JJ-China Metrological Standards

    JJG 639-1990 (Chinese Industry Standard)

    JJ-China Metrological Standards

    JJG 641-1990 Verification Regulation of Liquefied Petroleum Gas Tank Car Volume

    JJ-China Metrological Standards

    JJG 2065-1990 Verification Scheme of Measuring Instruments for Petroleum Thread

    JJ-China Metrological Standards

    JJG 115-1990 (Chinese Industry Standard)

    JJ-China Metrological Standards

    JJG 64-1990 Verification Regulation of Super-Low Frequency Signal Generator

    JJ-China Metrological Standards

    JJG 642-1990 Verification Regulation of Spherical Metal Tank Capacity

    JJ-China Metrological Standards

    JJG 644-1990 Verification Regulation of Vibration Displacement Trensducer

    JJ-China Metrological Standards

    JJG 48-1990 Verification Regulation of Standard Slice of Single Crystal Silicon Resistivity

    JJ-China Metrological Standards

    JJG 2075-1990 Verification Scheme of Capacitance Measuring Instruments

    JJ-China Metrological Standards

    JJG 2067-1990 Verification Scheme of Measuring Instruments for Metallic Rockwell Hardness

    JJ-China Metrological Standards

    JJG 2069-1990 Verification Scheme of Measuring Instruments for specular Gloss

    JJ-China Metrological Standards


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