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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
    SJ 366-1973 Measurement of interelectrode leakage current of reflex klYStrons

    YS-China Electronics Standards

    SJ 367-1973 Measurement of output power of reflex klYStrons

    YS-China Electronics Standards

    SJ 347-1973 Generic specification for reflex klYStrons

    YS-China Electronics Standards

    SJ 377-1973 Measurement of frequency drift coefficient of reflex klYStrons

    YS-China Electronics Standards

    SJ 362-1973 Measurement conditions for reflex klYStrons

    YS-China Electronics Standards

    SJ 365-1973 Measurement of cathode current variation ratio of reflex klYStrons as heater current changes

    YS-China Electronics Standards

    SJ 373-1973 Measurement of frequency pulling of reflex klYStrons

    YS-China Electronics Standards

    SJ 368-1973 Measurement of power ripple ratio of reflex klYStrons

    YS-China Electronics Standards

    SJ 369-1973 Measurement of oscillation frequency of reflex klYStrons

    YS-China Electronics Standards

    SJ 363-1973 Measurement of reflector total current, reflector ion current and reflector leakage current of reflex klYStrons

    YS-China Electronics Standards

    SJ 370-1973 Measurement of electronic tuning range of reflex klYStrons

    YS-China Electronics Standards

    SJ 371-1973 Measurement of anti-overloading performance of reflex klYStronss

    YS-China Electronics Standards

    SJ 372-1973 Measurement of electronic tuning slope of reflex klYStrons

    YS-China Electronics Standards

    JC 159-1968 (Expansion of fast-setting cement phYSical test methods (Trial))

    YS-China Building Materials Standards

    JC 156-1968 (Bauxite expansive cement plaster phYSical test methods)

    YS-China Building Materials Standards

    QB 513-1966 (PhYSical and chemical properties of glass instrument rating test method acid assay (surface weight loss method))

    YS-China Light Industry Standards

    JT 4077-1965 (Marine steam engine piston sYStem installation technical requirements)

    YS-China Highway & Transportation Standards

    JT 4043-1965 (Marine diesel engine piston sYStem installation technical requirements)

    YS-China Highway & Transportation Standards

    JT 4084-1965 (Marine steam engine spool sYStem installation technical requirements)

    YS-China Highway & Transportation Standards

    GB 188-1963 Locomotive and car clearance boundary and structure clearance boundary for 762mm gauge railwaYS--Classification and basic dimensions
    762毫米轨距铁路机车车辆限界和建筑接近限界分类及基本尺寸

    YS-China National GB Standards


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