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  •  China "YD" Standards List:
    • Standard  Code Standard English Title Standard Class Order
    JJG(YD)007-1990 Specification for verification of microwave system analyzers

    China Metrological - YD Standards
    JJG(YD)006-1990 Specification for verification of white noise testing equipment

    China Metrological - YD Standards
    JJG(YD)005-1990 Specification for verification of XH3321A millihertz counters

    China Metrological - YD Standards
    JJG(DZ)1009-1990 (YCH-1 hydrocarbon analyzer test procedures)

    China Metrological - YD Standards
    YD/T 577-1992 Jack and Plug For Indoor Telephone

    China Telecommunication - YD Standards
    HG/T 3024-1989 Photographic grade hydroquinone

    China Chemical Industry - YD Standards
    HG/T 3022-1989 Photographic grade sodium sulfite, anhydrous

    China Chemical Industry - YD Standards
    JJG(YD)004-1989 Specification for verification of wave guided noise generators

    China Metrological - YD Standards
    JJG(YD)003-1989 Specification for verification of ME62A model microwave testing devices

    China Metrological - YD Standards
    JJG(YD)002-1989 Specification for verification of wave guided standard mismatch load

    China Metrological - YD Standards
    JJG(YD)001-1989 Specification for standard verification of 1109 coaxial power transmission

    China Metrological - YD Standards
    YD/T 559-1992 Sealing tests for pressurized waveguide components and assemblies

    China Telecommunication - YD Standards
    HG/T 2979-1987 Analytical method of content for thiocyclam hydrogen oxalate technical

    China Chemical Industry - YD Standards
    TB 1928-1987 (Laser alignment machine technology from the lining of hydraulic conditions)

    China Railway & Train - YD Standards
    YD/T 334-1987 Urban local telecommunication cable connectors

    China Telecommunication - YD Standards
    QB/T 3831-1999 Anti-color change corrosion testing method of the metal deposits and conversion coatings for the light industrial products Hydrogen sulfide test

    China Light Industry - YD Standards
    TB 1664-1985 (Water crane hydraulic valve technology conditions)

    China Railway & Train - YD Standards
    TB/T 1552-1984 (Vehicle hydraulic transmission retarder technical conditions)

    China Railway & Train - YD Standards
    YD 322-1984 (Chinese Industry Standard)

    China Telecommunication - YD Standards
    YD 305-1983 (Carrier unmanned repeater reliability test method (Interim))

    China Telecommunication - YD Standards
    YD 300-1983 (Precision polystyrene and mica capacitors nonlinear index and test methods)

    China Telecommunication - YD Standards
    YD/T 548-1992 The specification and test methods for conference telephone SET

    China Telecommunication - YD Standards
    YD/T 547-1992 The specification and test methods for conference telephone tandem board

    China Telecommunication - YD Standards
    TB/T 1387-1982 (Test methods for hydraulic transmission box)

    China Railway & Train - YD Standards
    TB/T 1386-1982 (Hydraulic gearbox technical conditions)

    China Railway & Train - YD Standards
    YD/T 294-1982 Main technical requirement for 620KHz level oscillators

    China Telecommunication - YD Standards
    YD/T 282-1982 (General Post and Telecommunications Equipment Reliability Test Methods)

    China Telecommunication - YD Standards
    YD 249-1981 (Chinese Industry Standard)

    China Telecommunication - YD Standards

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