China National Standards
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  •  China "YD" Standards List:
    • Standard  Code Standard English Title Standard Class Order
    DL/T 530-1994 Technical specification of hydraulic dedusting and slagging valves

    China Electricity & Power - YD Standards
    HG/T 2576-1994 (Alkyd enamel)

    China Chemical Industry - YD Standards
    SH/T 0583-1994 (Determination of the relative molecular weight hydrocarbons (thermoelectric vapor pressure measurement method))

    China Petrochemical Industry - YD Standards
    HG/T 2578-1994 (Automotive hydraulic brake cylinder with rubber cover)

    China Chemical Industry - YD Standards
    YD 2012-1994 Technical code for microwave relay communication equipment installation and acceptance

    China Telecommunication - YD Standards
    SB/T 10232-1994 Technical specifications for automatic washing and dehydrating machines used in service industry

    China Commerce - YD Standards
    SJ/T 31190-1994 Requirements of readiness and methods of inspection and assessment for picture tube glass bulb panel/cone hydraulic feeding machines

    China Electronics - YD Standards
    SJ/T 31185-1994 Requirements of readiness and methods of inspection and assessment for hydrogen annealing furnaces

    China Electronics - YD Standards
    SJ/T 31078-1994 Requirements of readiness and methods of inspection and assessment for hydraulic presses

    China Electronics - YD Standards
    SJ/T 31032-1994 Requirements of readiness and methods of inspection and assessment for hydraulic presses

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

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

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

    China Metrological - YD Standards
    JJG(YD)027-1994 Specification for verification of wide frequency level meters

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

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

    China Metrological - YD Standards
    JJG(YD)024-1994 Specification for verification of process testers

    China Metrological - YD Standards
    JJG(YD)022-1994 Specification for verification of microwave relay tester

    China Metrological - YD Standards
    JJG(YD)021-1994 Specification for verification of testers of telephone dial

    China Metrological - YD Standards
    JJG(YD)019-1994 Specification for verification of telephone channel tester

    China Metrological - YD Standards
    YD/T 707-1993 Terms used for remote message processing and business

    China Telecommunication - YD Standards
    SY/T 5813-1993 (Hydraulic piston pump well pump top manometry procedures)

    China Oil & Gas Industry - YD Standards
    SH/T 0567-1993 (Fire resistant hydraulic fluid manifold test method)

    China Petrochemical Industry - YD Standards
    YD/T 638.8-1993 Type designation for facsimile communication equipments and automated office equipment

    China Telecommunication - YD Standards
    YD/T 638.6-1993 Type designation for telegraph communication equipment

    China Telecommunication - YD Standards
    YD/T 638.2-1993 Type designation system for optical communication equipment

    China Telecommunication - YD Standards
    YD/T 638.14-1993 Type designation system for telephone sets

    China Telecommunication - YD Standards
    YD/T 638.13-1993 Type designation for accessory equipments of telephone exchange

    China Telecommunication - YD Standards
    YD/T 638.1-1993 Type designation for products of posts and telecommunications industry General rules

    China Telecommunication - YD Standards
    YD/T 638.11-1993 Type designation for digital communication equipment

    China Telecommunication - YD Standards

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