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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 63-1994 Verification Regulation of Straight Edge

    JJ-China Metrological Standards

    JJG 620-1994 Verification Regulation of Critical Flowmeter

    JJ-China Metrological Standards

    JJG 577-1994 Verification Regulation of Diaphragm Gas Meters

    JJ-China Metrological Standards

    JJG 575-1994 Verification Regulation of Ge-γ-ray Spectrometer for Activity Measurement Device of Volu-minous Source

    JJ-China Metrological Standards

    JJG 425-1994 Verification Regulation of Level

    JJ-China Metrological Standards

    JJG 414-1994 Verification Regulation of Optical Thoodolite

    JJ-China Metrological Standards

    JJG 410-1994 Verification Regulation of Precise AC Voltage Calibration Source

    JJ-China Metrological Standards

    JJG 364-1994 Surface Thermometer

    JJ-China Metrological Standards

    JJG 353-1994 Verification Regulation of Lamb Dip Stabilized He-Ne Laser

    JJ-China Metrological Standards

    JJG 350-1994 Verification Regulation of Standard Capsule Platinum Resistance Thermometer

    JJ-China Metrological Standards

    JJG 341-1994 Verification Regulation of Grating Linear Displacement Measuring Device

    JJ-China Metrological Standards

    JJG 331-1994 Verification Regulation of Laser Interference Comparator

    JJ-China Metrological Standards

    JJG 73-1994 Verification Regulation of Glass Line Standard for Measuring Length up to 200mm (Grade I, II)

    JJ-China Metrological Standards

    JJG(YD)025-1994 Specification for verification of data line testers

    JJ-China Metrological Standards

    JJG(YD)028-1994 Specification for verification of balanced variable attenuators

    JJ-China Metrological Standards

    JJG(YD)029-1994 (Microwave test receivers verification procedures)

    JJ-China Metrological Standards

    JJG(YD)030-1994 (Multipath fading simulator test procedures)

    JJ-China Metrological Standards

    SJ 50597/23-1994 Semiconductor integrated circuits Detail specification for type JJ710 Voltage comparator

    JJ-China Electronics Standards

    JJG(YD)026-1994 Specification for verification of electronic scales intended to be used in post office

    JJ-China Metrological Standards

    JJG 285-1993 Verification Regulation of Movingcoil Temperature Indicating Instrument with Time Proportional or PID Action

    JJ-China Metrological Standards


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