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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 "YS" GB Standards List:
  • Standard  Code GB Standard Title Standard Class Order
    GB 3376-1982 Inband pulsing single frequencyline signalling sYStem for telephone automatic switching network
    电话自动交换网带内单频脉冲线路信号方式

    YS-China National GB Standards

    GB 3377-1982 Multifrequency register signalling sYStem for telephone automatic switching network
    电话自动交换网多频记发器信号方式

    YS-China National GB Standards

    GB 3378-1982 Subscriber line signalling sYStem for telephone automatic switching network
    电话自动交换网用户信号方式

    YS-China National GB Standards

    SJ 2222-1982 Numbering sYStem for combination jigs--Medium and small series

    YS-China Electronics Standards

    JC/T 726-1982 (Cement mortar phYSical testing equipment tryout)

    YS-China Building Materials Standards

    JJG 284-1982 Verification Regulation of Glassware for Seawater AnalYSis

    YS-China Metrological Standards

    GB/T 3351-1982 Designations for synthetic quartz crYStals
    人造石英晶体的型号命名

    YS-China National Standards

    GB/T 3239-1982 Expression of phYSical and subjective magnitudes of sound and noise in air
    空气中声和噪声强弱的主观和客观表示法

    YS-China National Standards

    JC/T 753-1982 Methods for chemical analYSis of glass making sands

    YS-China Building Materials Standards

    SJ 2206-1982 Reflex klYStrons, Type K-21

    YS-China Electronics Standards

    JC/T 727-1982 Apparatus for phYSical test of cement. Apparatus for testing normal consistency and setting time of paste

    YS-China Building Materials Standards

    SB 114-1982 (Ice Egg phYSical and chemical testing methods)

    YS-China Commerce Standards

    JC/T 725-1982 Apparatus for phYSical test of cement. Compression jig

    YS-China Building Materials Standards

    JC/T 724-1982 Apparatus for phYSical test of cement. Electrically driven flexure testing device

    YS-China Building Materials Standards

    JC/T 723-1982 Apparatus for phYSical test of cement. Vibrator for compacting mortar specimen

    YS-China Building Materials Standards

    JC/T 722-1982 Apparatus for phYSical test of cement. Mixer for mixing mortars

    YS-China Building Materials Standards

    JC/T 331-1982 (Packing phYSical and chemical performance test method)

    YS-China Building Materials Standards

    JC 726-1982 Apparatus for phYSical test of cement. Specimen mold for use in testing mortar strength

    YS-China Building Materials Standards

    SJ 2112-1982 Prefered electrical matching values for interconnection of loudspeaker sYStems for halls and parlors

    YS-China Electronics Standards

    SJ 2154-1982 MiorocrYStal glass substrates for use in thick film integrated circuits

    YS-China Electronics Standards


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