China National Standards
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  •  China "YD" Standards List:
  • Standard  Code Standard English Title Standard Class Order
    YD/T 679-1994 Quality grading criteria of PBC electromechanical subscriber line concentrator

    China Telecommunication - YD Standards

    YD/T 688-1994 Quality grading criteria of digital SPC telephone exchanges

    China Telecommunication - YD Standards

    YD/T 690-1994 (Copper solid polyolefin insulated aluminum sheathed local communication cable quality grading standards)

    China Telecommunication - YD Standards

    YD/T 671-1994 Quality grading criteria of second order digital multiplex equipment operating at 8448 kbit/s and using positive justification

    China Telecommunication - YD Standards

    YD/T 689-1994 Quality grading criteria of rural and urban local subscriber loop carrier equipment

    China Telecommunication - YD Standards

    YD/T 680-1994 Quality grading criteria of inverter equipment for communication

    China Telecommunication - YD Standards

    YD/T 670-1994 Quality grading criteria of microwave tower

    China Telecommunication - YD Standards

    YD/T 682-1994 Quality grading criteria of semiconductor rectifier installations for communication

    China Telecommunication - YD Standards

    YD/T 677-1994 Quality grading criteria of Alphabetic and Chinese-character teleprinters

    China Telecommunication - YD Standards

    YD/T 681-1994 Quality grading criteria of inverter equipment for communication

    China Telecommunication - YD Standards

    YD/T 673-1994 Quality grading criteria of third order digital multiplex equipment operating at 34368 kbit/s and using positive justification

    China Telecommunication - YD Standards

    YD/T 672-1994 Quality grading criteria of 2/34Mbit/s aggregate number-jump digital multiplex equipment

    China Telecommunication - YD Standards

    YD/T 683-1994 Quality grading criteria of power distribution equipment for communication

    China Telecommunication - YD Standards

    YD/T 678-1994 Quality grading criteria of electronic teleprinters

    China Telecommunication - YD Standards

    YD/T 675-1994 Quality grading criteria of digital SPC private branch exchanger

    China Telecommunication - YD Standards

    YD/T 684-1994 Quality grading criteria of parabolic antenna for microwave relay communication system

    China Telecommunication - YD Standards

    YD/T 687-1994 Quality grading criteria of space-division SPC telephone exchanges

    China Telecommunication - YD Standards

    YD/T 686-1994 Quality grading criteria of automatic telephone sets

    China Telecommunication - YD Standards

    YD/T 674-1994 Quality grading criteria of fourth order digital multiplex equipment operating at 139264 kbit/s and using positive justification

    China Telecommunication - YD Standards

    YY/T 0163-1994 (Medical ultrasound measurements hydrophone characteristics and calibration)

    China Medicine & Medical Device - YD Standards

    GB/T 15057.3-1994 Limestone for chemical industry--Determination of insoluble matter content of hydrochloric acid--Gravimetric method

    China National - YD Standards

    SH/T 0599-1994 (L-HM hydraulic oil oil change indicator)

    China Petrochemical Industry - YD Standards

    YD/T 723.2-1994 (Optical Cable metal plastic composite tape Part 2: aluminum composite tape)

    China Telecommunication - YD Standards

    YD/T 723.1-1994 (Optical Cable metal plastic composite tape - Part 1: General requirements)

    China Telecommunication - YD Standards

    YD/T 722-1994 polyolefin insulated, PVC sheathed, parallel-twin copper-clad steel wires for telephone subscribers communication

    China Telecommunication - YD Standards

    YD/T 718-1994 (Dictaphones technical requirements and methods of measurement)

    China Telecommunication - YD Standards

    YD/T 723.3-1994 (Optical Cable metal plastic composite tape - Part 3: Steel-plastic composite tape)

    China Telecommunication - YD Standards

    YD/T 719-1994 Objective measuring method for loudness rating

    China Telecommunication - YD Standards

    YD/T 721-1994 (Post special car series and technical conditions)

    China Telecommunication - YD Standards

    SJ/T 31453-1994 Requirements of readiness and methods of inspection and assessment for hydrogen low-pressure pressurizing equipment

    China Electronics - YD Standards

    SJ/T 31282-1994 Requirements of readiness and methods of inspection and assessment for NPW-4PT vacuum phenol aldehyde coating machines

    China Electronics - YD Standards

    SJ/T 31456-1994 Requirements of readiness and methods of inspection and assessment for eletrolysis water hydrogen and oxygen equipment

    China Electronics - YD Standards

    SJ/T 31223-1994 Requirements of readiness and methods of inspection and assessment for continuous hydrogen furnaces

    China Electronics - YD Standards

    SJ/T 31226-1994 Requirements of readiness and methods of inspection and assessment for hydraulic shearers

    China Electronics - YD Standards

    SJ/T 31458-1994 Requirements of readiness and methods of inspection and assessment for hydrogen purification equipment

    China Electronics - YD Standards

    YD 2013-1994 The Standard of Engineer Design for Post Kiosque, News Stand and Newspaper & Periodical Sales Department

    China Telecommunication - YD Standards

    HG/T 2622-1994 (Determination of phenolic resin content of free formaldehyde)

    China Chemical Industry - YD Standards

    HG/T 2631-1994 (Chemical reagents cobalt sulfate heptahydrate (cobalt sulfate))

    China Chemical Industry - YD Standards

    HG/T 2630-1994 (Chemical reagents lead acetate trihydrate (lead acetate))

    China Chemical Industry - YD Standards

    YD/T 644-1993 Sophisticated method of complete communication equipment

    China Telecommunication - YD Standards

    YD/T 696-1993 Requirement for networking of cordless telephone sets

    China Telecommunication - YD Standards

    YD/T 700-1993 Test chart for facsimile transmission No. 1

    China Telecommunication - YD Standards

    YD/T 705-1993 (Post logo colors and test methods)

    China Telecommunication - YD Standards

    YD/T 693-1993 Technical requirement of fundamental power supply units for SPC exchange

    China Telecommunication - YD Standards

    YD/T 643-1993 Sophisticated method of electronic components (disks)

    China Telecommunication - YD Standards

    YD/T 704-1993 Inspection and test methods for voice band modem

    China Telecommunication - YD Standards

    YD/T 695-1993 (Local telephone communication system overvoltage overcurrent protection technology requirements)

    China Telecommunication - YD Standards

    YD/T 640-1993 Technical requirement and test method of RF connectors for communication equipment

    China Telecommunication - YD Standards

    YD/T 701-1993 Test method for semiconductor laser diode assembly

    China Telecommunication - YD Standards

    YD/T 699-1993 Technical requirement for data multiplex equipment operating at 64kbit/s with (6+2) envelops

    China Telecommunication - YD Standards

    YD/T 642-1993 Reliability indicator and test method of carrier communication equipment

    China Telecommunication - YD Standards

    YD/T 697-1993 Adaptive differential pulse code modulation at 32kbit/s

    China Telecommunication - YD Standards

    YD/T 703-1993 Inspection and test methods for 3 document facsimile terminals

    China Telecommunication - YD Standards

    YD/T 702-1993 Test method for optical receiver units

    China Telecommunication - YD Standards

    YD/T 641-1993 Technical requirement and test method of LF connectors for communication equipment

    China Telecommunication - YD Standards

    YD/T 698-1993 Test method for 60-channel PCM/ADPCM transcoder equipment

    China Telecommunication - YD Standards

    YD/T 715-1994 General technical conditions for 15Hz - 30MHz noise tester

    China Telecommunication - YD Standards

    YD/T 716-1994 Test method for screening (verification) of optical fiber strength Longitudinal tension winding method

    China Telecommunication - YD Standards

    YD/T 714-1994 Subscriber analog call tester

    China Telecommunication - YD Standards

    YD/T 713-1994 Technical requirement and test method for wireless subscriber concentrator access to public telephone network

    China Telecommunication - YD Standards

    YD/T 717-1994 FC-type mono-mode optical cable movable connectors

    China Telecommunication - YD Standards

    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

    GB/T 1278-1994 Chemical reagent--Ammonium hydrogen difluoride

    China National - 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 2579-1994 (O-ring rubber materials - Part 1: general hydraulic systems for)

    China Chemical 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

    HG/T 2629-1994 (Chemical reagents barium hydroxide octahydrate (barium))

    China Chemical Industry - YD Standards

    YD 2010-1993 Engineering Design Code for Pestal Transportation Station

    China Telecommunication - YD Standards

    SY/T 0081-1993 Design Specification of Thermo-chemical Setting Dehydration for Crude Oil

    China Oil & Gas Industry - YD Standards

    SY/T 5899-1993 (Hydraulic dynamometer technical conditions)

    China Oil & Gas Industry - YD Standards

    SY/T 5885-1993 (Acidified with concentrated hydrochloric acid inhibitor CT1-3)

    China Oil & Gas Industry - YD Standards

    SY/T 0525.1-1993 (Hydraulic oil tank valve)

    China Oil & Gas Industry - YD Standards

    YD/T 333-1994 (Seal bag with demolition)

    China Telecommunication - YD Standards

    SJ/T 31169-1994 Requirements of readiness and methods of inspection and assessment for the power source used to test the dynamic electrical properties of hydrogen thyristors

    China Electronics - 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 31062-1994 Requirements of readiness and methods of inspection and assessment for RD4500 hydroextractors

    China Electronics - YD Standards

    SJ/T 31151-1994 Requirements of readiness and methods of inspection and assessment for hydrogen radiant furnaces

    China Electronics - YD Standards

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

    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 31152-1994 Requirements of readiness and methods of inspection and assessment for vertical hydrogen furnaces

    China Electronics - YD Standards

    SJ/T 31130-1994 Requirements of readiness and methods of inspection and assessment for D051-22 high temperature hydrogen furnaces

    China Electronics - YD Standards

    YD/T 720-1994 (Telephone inspection procedures)

    China Telecommunication - YD Standards

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

    China Commerce - YD Standards

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

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

    China Metrological - YD Standards

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

    China Metrological - YD Standards

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

    China Metrological - YD Standards

    DL/T 5034-1994 Technical code for the hydrogeological investigation of water supply of thermal power plants

    China Electricity & Power - YD Standards

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

    China Metrological - YD Standards

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

    China Metrological - YD Standards

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

    China Metrological - YD Standards

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

    China Metrological - YD Standards

    SH/T 0604-1994 (Liquid density and relative density assay (digital hydrometer method))

    China Petrochemical Industry - YD Standards

    SN/T 0298-1993 Rules for inspection of micor hydro generatorequipments(12kW and below the 12kW)for export

    China Import Export Inspection - YD Standards

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

    China Telecommunication - YD Standards


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