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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(JB)20-1990 (WJM-1-type surface thermometer calibration device test procedures)

    JJ-China Metrological Standards

    JJG(JB)21-1990 (Ball diameter tester test procedures)

    JJ-China Metrological Standards

    JJG(JB)22-1990 (Tapered roller bearing raceway diameter and angle tester test procedures)

    JJ-China Metrological Standards

    JJG(JB)23-1990 (The verticality of the end face of the bearing inner ring Calibrator verification procedures hole)

    JJ-China Metrological Standards

    JJG(JB)24-1990 (Count toward the test procedures)

    JJ-China Metrological Standards

    JJG(JB)25-1990 (Load deformation measuring amplifier test procedures)

    JJ-China Metrological Standards

    JJG(JB)7-1990 (Single particle compressive strength tester test procedures)

    JJ-China Metrological Standards

    JJG(JT)001-1990 (Ships oil tank capacity test procedures)

    JJ-China Metrological Standards

    JJG(LS)2-1990 (Flour Packing automatically scale test procedures)

    JJ-China Metrological Standards

    JJG 694-1990 Atomic Absorption Spectrophotometer

    JJ-China Metrological Standards

    JJG(QB)54-1990 (Paper quadrant scale test procedures)

    JJ-China Metrological Standards

    JJG(JB)16-1990 (Nominal diameter 15 ~ 40mm cold water pressure loss test device test procedures)

    JJ-China Metrological Standards

    JJG(TZ)121-1990 (Brake hose connector body gauge test procedures for railway vehicles)

    JJ-China Metrological Standards

    JJG(YD)005-1990 Specification for verification of XH3321A millihertz counters

    JJ-China Metrological Standards

    JJG(YD)006-1990 Specification for verification of white noise testing equipment

    JJ-China Metrological Standards

    JJG(YD)007-1990 Specification for verification of microwave system analyzers

    JJ-China Metrological Standards

    JJG(YD)008-1990 Specification for verification of wave guide reflectometers

    JJ-China Metrological Standards

    JJG(YD)009-1990 Specification for verification of pulse-echo test

    JJ-China Metrological Standards

    JJG(YD)010-1990 Specification for verification of data error analyzers

    JJ-China Metrological Standards

    JJF 1353-1990 (Combustion heat benchmark operating technical specifications)

    JJ-China Metrological Standards


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