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  •  China "GB" Standards List:
    • Standard  Code Standard English Title Standard Class Order
    GB/T 32.3-1988 Hexagon bolts with wire holes on head--Fine pitch thread--Product grade A and B

    China National - GB Standards
    GB/T 32.2-1988 Hexagon bolts with wire holes on head--Reduced shank--Product grade B

    China National - GB Standards
    GB/T 32.1-1988 Hexagon bolts with wire holes on head--Product grade A and B

    China National - GB Standards
    GB/T 31.3-1988 Hexagon bolts with split pin hole on shank--Fine pitch thread--Product grade A and B

    China National - GB Standards
    GB/T 31.2-1988 Hexagon bolts with split pin hole on shank--Reduced shank--Product grade B

    China National - GB Standards
    GB/T 56-1988 Hexagon thick nuts

    China National - GB Standards
    GB/T 9434-1988 Methods of measurement of gas discharge tubes for overvoltage protection

    China National - GB Standards
    GB/T 9433-1988 General specification of gas discharge tubes for overvoltage protection

    China National - GB Standards
    GB/T 9432-1988 Blank detail specification for industrial heating tetrode

    China National - GB Standards
    GB/T 9430-1988 Methods of test of luminance stability for fluorescent display tubes

    China National - GB Standards
    GB/T 9425-1988 Blank detail specification for semiconductor inte-grated circuit operational amplifiers

    China National - GB Standards
    GB/T 9409-1988 Specifications for colour TV demodulation equipment (1 TV+1 sound program) used in long-haul terres-trial analog radio-relay systems

    China National - GB Standards
    GB/T 9408-1988 Specifications for colour TV modulation equipment (1 TV+1 sound program) used in long-haul terres-trial analog radio-relay systems

    China National - GB Standards
    GB/T 9413-1988 Methods of measurement of modems for wide band using 60”«108 kHz group band circuits

    China National - GB Standards
    GB/T 9412-1988 Modems for date transmission at 48 kilobits per second using 60”«108 kHz group band circuits

    China National - GB Standards
    GB/T 9411-1988 Performance requirements for airborne marker beacon receiver

    China National - GB Standards
    GB/T 9391-1988 Shipborne radar£¬technical and operation requirements--Method of testing and required test results

    China National - GB Standards
    GB/T 9390-1988 Terminology for navigation

    China National - GB Standards
    GB/T 9389-1988 Sound transmission using infrared radiation

    China National - GB Standards
    GB/T 9388-1988 Methods of measurement for wireless microphonesystems

    China National - GB Standards
    GB/T 9367-1988 General specification of flyback transformers for color broadcasting TV receivers

    China National - GB Standards
    GB/T 9382-1988 Bayes method of reliability demonstration testing for colour broadcasting TV receiver

    China National - GB Standards
    GB/T 9379-1988 Subjective tests and assessment for broadcasting television receivers

    China National - GB Standards
    GB/T 9377-1988 Methods of measurement for broadcasting transmitters used in MW or SW band

    China National - GB Standards
    GB/T 9376-1988 Basic performance parameters for medium wave and shortwave AM broadcasting transmitters

    China National - GB Standards
    GB/T 9375-1988 Listening tests on radio receiver and/or tape recorder

    China National - GB Standards
    GB 9378-1988 Safety requirements for video-audio and pulse equipment of broadcasting television studio system

    China National - GB Standards
    GB/T 9363-1988 Information processing--9-Track£¬ 12.7mm (0.5in) wide magnetictape for information interchange--Format and recording£¬using group coding at 246 cpmm(6250 cpi)

    China National - GB Standards
    GB/T 9403-1988 The reflection grayscale test chart

    China National - GB Standards
    GB/T 9402-1988 Minimum performance requirements on high fidelity microphones

    China National - GB Standards

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