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中华人民共和国国家标准

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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
    JJF 1092-2002 Calibration Specification for Light. Section Microscopes

    JJ-China Metrological Standards

    JJF 1093-2002 Calibration Specification for Projectors

    JJ-China Metrological Standards

    JJF 1082-2002 Calibration Specificaiton for Plane Tables

    JJ-China Metrological Standards

    JJG(JT)024-2002 (Eight continuous surface roughness meter verification procedures)

    JJ-China Metrological Standards

    JJG 970-2002 Verification Regulation of Transformers Turn Ratio Test Sets

    JJ-China Metrological Standards

    JJG 971-2002 Verification Regulation of the Liquid Level Measuring Devices

    JJ-China Metrological Standards

    JJG 972-2002 Verification regulation of constant acceleration centrifugal test machines

    JJ-China Metrological Standards

    JJG 973-2002 Verification Regulation of Measuring Instrument for Shock

    JJ-China Metrological Standards

    JJG 974-2002 Verification Regulation of Measuring Instrument for Cement Bright Degumming Equipment

    JJ-China Metrological Standards

    JJG 975-2002 Verification regulation of chemical oxygen demand (COD) meters

    JJ-China Metrological Standards

    JJG 976-2002 Verification Regulation of Opacimeters

    JJ-China Metrological Standards

    JJG 969-2002 Verification regulation of gamma radioimmunoassay counters

    JJ-China Metrological Standards

    JJG(JT)023-2002 (Asphalt ductility tester test procedures)

    JJ-China Metrological Standards

    JJG(JT)025-2002 (Beckman Liang Shen instrument Bay road test procedures)

    JJ-China Metrological Standards

    JJG 300-2002 Verification Regulation of Small Angle Testers

    JJ-China Metrological Standards

    JJG(TZ)111-2002 (Dedicated railway rolling stock wheel diameter measuring test procedures)

    JJ-China Metrological Standards

    JJG 453-2002 Verification Regulation of Color Standard Plates

    JJ-China Metrological Standards

    JJG(YC)16-2002 (Tobacco-specific standard constant-hole test procedures)

    JJ-China Metrological Standards

    JJG(YC)17-2002 (Tobacco-specific ventilation rate standard bar test procedures)

    JJ-China Metrological Standards

    JJG(YD)046-2002 (Spectrum analyzer test procedures)

    JJ-China Metrological Standards


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