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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, Imported Commodity GB standards Testing and Compliance review services.
  •  China "YS" GB Standards List:
  • Standard  Code GB Standard Title Standard Class Order
  • SJ/Z 9131-1987
  • Label and tag sYStem YS
    China Electronics Standards
  • SJ/Z 9094.10-1987
  • Methods of measurement for equipment used in terrestrial radio-relay sYStems--Part 3: Simulated systems YS
    China Electronics Standards
  • SJ/Z 9008.4-1987
  • Measurement of electrical properties of microwave tubes--Part 5: Low-power oscilator klYStrons YS
    China Electronics Standards
  • GB/T 223.54-1987
  • Methods for chemical analYSis of iron,steel and alloy--The flame atomic absorption spectrophotometric method for the determination of nickel content YS
    China National GB Standards
  • SJ/Z 9094.3-1987
  • Methods of measurement for equipment used in terrestrial radio relay sYStems--Part 2: Measurements for sub-systems--Section 2: Stand-by channel switching equipment YS
    China Electronics Standards
  • GB/T 7941-1987
  • Testing of refrigerating sYStems YS
    China National Standards
  • SJ/Z 9140.1-1987
  • Sound sYStem equipment. Part 1: General YS
    China Electronics Standards
  • GB/T 8553-1987
  • Holders (Enclosures), crYStal, General specification for YS
    China National Standards
  • SJ/Z 9140.2-1987
  • Sound sYStem equipment. Part 6: Auxiliary passive elements YS
    China Electronics Standards
  • GB/T 8156.6-1987
  • Methods for chemical analYSis of aluminium fluoride for industrial use--The molybdenum blue photometric method for the determination of silica content YS
    China National Standards
  • SJ/Z 9121-1987
  • Optical reflective videodisk sYStem "Laser television" for 50Hz/625 lines-PAL YS
    China Electronics Standards
  • SJ/Z 9058-1987
  • Office machines-keyboards-key numbering sYStem and layout charts YS
    China Electronics Standards
  • SJ/Z 9060-1987
  • Information processing - Guidelines for documentation of computer-based application sYStems YS
    China Electronics Standards
  • SJ/Z 9089.1-1987
  • Information processing. Data interchange on 6.30mm magnetic tape tartridge using GCR recording at 394 ftpmm, 39 cpmm. Part 1: Mechanical, phYSical and magnetic properties YS
    China Electronics Standards
  • SJ/Z 9094.15-1987
  • Methods of measurement for equipment used in terrestrial radio-relay sYStems--Part 3: Simulated systems--Section 6: Measurements for sound-programme transmission YS
    China Electronics Standards
  • SJ/Z 9141.6-1987
  • Audio-visual, video and television equipment and sYStems. Part 14:Audio striped card system YS
    China Electronics Standards
  • SJ/Z 9140.5-1987
  • Sound sYStem equipment Part 10A: Program-level meter YS
    China Electronics Standards
  • SJ 2845.3-1987
  • Electrical relaYS--Part 19: Sectional specification: Electromechanical all-or-nothing relays of assessed quality (Applicable for certification) YS
    China Electronics Standards
  • SJ/Z 9142.1-1987
  • high fidelity audio equipment and sYStems Minimum Performance requirements. Part 1: General YS
    China Electronics Standards
  • SJ/Z 9073.3-1987
  • Electrical relaYS--Part 15: Enderance tests for electrical relay contacts--Specification for the characterics of test equipment YS
    China Electronics Standards
  • SJ/Z 9108-1987
  • Ergonomic principles in the design of work sYStems YS
    China Electronics Standards
  • SJ/Z 2782-1987
  • Method of analYSis for overall activation process of non-evaporable getrters (catmasphere method) YS
    China Electronics Standards
  • SJ/Z 9029.2-1987
  • Disturbances in power supply sYStems caused by household appliances and similar electrical equipment Part 2: Harmonic waves YS
    China Electronics Standards
  • SJ 2741-1987
  • Capacity series and r. f. waveguide adaptations of digital microwave link communication sYStems YS
    China Electronics Standards
  • SJ/Z 9029.3-1987
  • Disturbances in power supply sYStems caused by household appliances and similar electrical equipment Part 3: Voltage fluctuation YS
    China Electronics Standards
  • SJ 1542-1987
  • Method for chemical analYSis of Nickel and Nickel alloy for vacuum tubes YS
    China Electronics Standards
  • SJ/Z 9100-1987
  • Coupling devices for power line carrier sYStems YS
    China Electronics Standards
  • SJ 2816.5-1987
  • Detail specification for (cold-weld) crYStal holders (enclosures) for Type J3B YS
    China Electronics Standards
  • SJ/Z 9152.3-1987
  • Quartz CrYStal units for frequency control and selection. Part 3: Standard outlines and pin connections YS
    China Electronics Standards
  • SJ 2816.3-1987
  • Detail specification for (soldered) crYStal holders (enclosures) for Type J3 YS
    China Electronics Standards
  • SJ/Z 9106-1987
  • Guide for preparation of test procedures for evaluating the thermal endurance of electrical insulation sYStems YS
    China Electronics Standards
  • GB/T 7731.5-1987
  • Methods for chemical analYSis of ferrotungsten--The molybdenum blue photometric method for the determination of silicon content YS
    China National Standards
  • SJ/Z 9141.3-1987
  • Audio, video, television equipment and sYStems--Part 4: Preferred matching values for the interconnection of equipment in a system YS
    China Electronics Standards
  • SJ/Z 9115-1987
  • Helical-scan video tape cassette recording sYStem with 12. 65mm magnetic tape in BETA format YS
    China Electronics Standards
  • SJ/Z 9105-1987
  • Thermal evaluation and classification of electrical insulation (sYStems) YS
    China Electronics Standards
  • SJ/Z 9099-1987
  • Planning of (single-sideband) power line carrier sYStem YS
    China Electronics Standards
  • SJ/Z 9141.4-1987
  • Audio-visual, video and television equipment and sYStems. Part 5: Control, synchronization and address codes. Chapter 1:Synchronized tape/visual operating practice YS
    China Electronics Standards
  • SJ/Z 9155.2-1987
  • Quartz crYStal controlled oscillators. Part 2: Guide use to the of quartz crystal controlled oscillators YS
    China Electronics Standards
  • SJ/Z 9141.2-1987
  • Audio-visual, video and television equipment and sYStems. Part 3: Connectors for the interconnection of equipment in audio-visual systems YS
    China Electronics Standards
  • SJ/Z 9095.7-1987
  • Methods of measurement for radio equipment used in mobile services--Part 7: Selective calling equipment--Audio frequency band measurements overall simulated sYStems YS
    China Electronics Standards
  • SJ/Z 9082-1987
  • Information processing - Basic mode control procedures for data communication sYStems YS
    China Electronics Standards
  • GB/T 223.51-1987
  • Methods for chemical analYSis of iron,steel and alloy--The 2-(5-Bromo-2-pyridylazo)-5-diethylaminophenol photometric method for the determination of zinc content YS
    China National GB Standards
  • SJ/Z 9152.1-1987
  • Quartz crYStal elements for frequency control and selection Part 1: Standard values and test conditions YS
    China Electronics Standards
  • SJ/Z 9152.2-1987
  • Quartz CrYStal units for frequency control and selection. Part 2: Guide to the use of quartz Crystal units for frequency control and selection YS
    China Electronics Standards
  • SJ/Z 9029.1-1987
  • Disturbances in power supply sYStems caused by household appliances and similar electrical equipment Part 1: Definitions YS
    China Electronics Standards
  • GB/T 8156.2-1987
  • Methods for chemical analYSis of aluminium fluoride for industrial use--The electrometric method for the determination of water content YS
    China National Standards
  • SJ/Z 9025-1987
  • Identification cards--PhYSical characteristics YS
    China Electronics Standards
  • GB/T 8156.5-1987
  • Methods for chemical analYSis of aluminium fluoride for industrial use--The flame emission photometric method for the determination of sodium content YS
    China National Standards
  • SJ/Z 9073.1-1987
  • All-or-nothing electrical relaYS YS
    China Electronics Standards
  • GB/T 8156.4-1987
  • Methods for chemical analYSis of aluminium fluoride for industrial use--The EDTA volumetric method for the determination of aluminium content YS
    China National Standards
  • GB/T 8152.8-1987
  • Methods forchemical analYSis of lead concentrates--The DTPM spectrophotometric method for the determination of bismuth content YS
    China National Standards
  • GB/T 8156.3-1987
  • Methods for chemical analYSis of aluminium fluoride for industrial use--The distillation-thoriumnitrate volumetric method for the determination of fluoride content YS
    China National Standards
  • GB/T 223.57-1987
  • Methods for chemical analYSis of iron,steel and alloy--The extraction-absorption catalytic polarographic method for the determination of cadmium content YS
    China National GB Standards
  • SJ/Z 9156-1987
  • Methods for measurement of spurious resonance frequency and equivalent resistance of filter crYStal elements YS
    China Electronics Standards
  • GB/T 8156.8-1987
  • Methods for chemical analYSis of aluminium fluoride for industrial use--The barium sulphate gravimetric method for the determination of sulphate content YS
    China National Standards
  • GB/T 8156.7-1987
  • Methods for chemical analYSis of aluminium fluoride for industrial use--The 1,10-phenanthroline photometric method for the determination of iron content YS
    China National Standards
  • GB/T 7731.4-1987
  • Methods for chemical analYSis of ferrotungsten--The molybdenum blue photometric method for the determination of phosphorus content YS
    China National Standards
  • SJ/Z 9140.4-1987
  • Sound sYStem equipment. Part 10: Programme Level meters YS
    China Electronics Standards
  • SJ/Z 9154.1-1987
  • Measurement of quartz crYStal unit parameters by zero phase technique in a π-network. Part 1: Basic method for the measurement of resonance resistance and frequency of quartz crys YS
    China Electronics Standards
  • GB/T 7728-1987
  • Chemical analYSis of metallurgical products--General rule for flame atomic absorption spectrometric methods YS
    China National Standards
  • SJ 2779-1987
  • Precision shafts for tape transmission sYStems of cassette tape recorders YS
    China Electronics Standards
  • SJ/Z 9140.3-1987
  • Sound sYStem equipment. Part 8: Automatic gain control devices YS
    China Electronics Standards
  • GB/T 7729-1987
  • Chemical analYSis of metallurgical products--General rule for spectrophotometric methods YS
    China National Standards
  • SJ/Z 9158-1987
  • Temperature control unit for quartz crYStal elements YS
    China Electronics Standards
  • SJ/Z 9136-1987
  • Radio receivers, audio sYStems and their accessories YS
    China Electronics Standards
  • SJ/Z 9162-1987
  • Measuring methods, test methods and standard values of 32KHz quartz crYStal elements for wrist watches YS
    China Electronics Standards
  • SJ/Z 9141.5-1987
  • Audio, video, television equipment and sYStems--Part 5: Control, synchronization and address codes--Chapter 2: Operating practice of control system for still image two projector YS
    China Electronics Standards
  • SJ/Z 9154.2-1987
  • Measurement of quartz crYStal unit parameters by zero phase technique in a π-network. Part 2: Phase offset method for measurement of motional capacitance of quartz crystal units YS
    China Electronics Standards
  • GB/T 8152.6-1987
  • Methods for chemical analYSis of lead concentrates--The polarographic method for the determination of bismuth content YS
    China National Standards
  • YD 322-1987
  • (Over 12 road open wire carrier sYStems and equipment technical requirements) YS
    China Telecommunication Standards
  • GB/T 7615-1987
  • CATV SYStem--Antenna part YS
    China National Standards
  • GB/T 7393-1987
  • Basic size of outlet of cable distribution sYStems intended for sound and television signals YS
    China National Standards
  • SJ/Z 9155.1-1987
  • Quartz crYStal controlled oscillators--Part 1: General information, test conditions and methods YS
    China Electronics Standards
  • GB/T 8156.9-1987
  • Methods for chemical analYSis of aluminium fluoride for industrial use--The molybdenum blue photometric method for the determination of phosphorus content YS
    China National Standards
  • GB 7795-1987
  • Diagnostic criteria and principles of management of occupational acute electric ophthalmia (Keratoconjunctivitis caused by ultraviolet raYS) YS
    China National GB Standards
  • GB/T 7829-1987
  • Procedure for fault tree analYSis YS
    China National Standards
  • GB/T 7731.1-1987
  • Methods for chemical analYSis of ferrotungsten--The cinchonine gravimetric method for the determination of tungsten content YS
    China National Standards
  • GB/T 7585-1987
  • Capacity series and radio-frequency channel arrangement for analog microwave relay sYStems YS
    China National Standards
  • GB/T 7399-1987
  • Helical-scan video tape cassette sYStem using 12.65 mm magnetic tape on type VHS YS
    China National Standards
  • TB/T 1844-1987
  • (25kV AC electrified railwaYS with gapless metal oxide surge arresters technical conditions) YS
    China Railway & Train Standards
  • TBJ 104-1987
  • (Water quality analYSis of railway engineering) YS
    China Railway & Train Standards
  • TBJ 103-1987
  • (Chemical analYSis of geotechnical engineering Railway) YS
    China Railway & Train Standards
  • JT/T 4533-1987
  • (Marine engine room alarm sYStem technical requirements) YS
    China Highway & Transportation Standards
  • TB/T 2009-1987
  • (Conditions and methods of calculation of traction power supply sYStem parallel capacitor reactive power compensation) YS
    China Railway & Train Standards
  • JJG 2007-1987
  • Verification SYStem of Time and Frequency Measuring Instruments YS
    China Metrological Standards
  • JTJ 262-1987
  • (Lock design specification (Trial) The second water sYStem design) YS
    China Highway & Transportation Standards
  • TB 1935-1987
  • (Signaling Devices silicon solar electric power sYStem performance test method) YS
    China Railway & Train Standards
  • JTJ 253-1987
  • Code for design of dock gates and filling and emptying sYStems of dry docks YS
    China Highway & Transportation Standards
  • GB/T 6767-1986
  • Radiochemical analYSis of cesium-137 in water YS
    China National Standards
  • GB/T 6430-1986
  • The rule of type designation for crYStal holders (enclosures) YS
    China National Standards
  • SJ 2716-1986
  • Completeness and preparation of design documentation for digital computer sYStems YS
    China Electronics Standards
  • SJ 2684-1986
  • PhYSical Demensions For Light Emitting Device Of Semiconductor YS
    China Electronics Standards
  • SJ/Z 2655-1986
  • Collection of single crYStal Germaninm defects YS
    China Electronics Standards
  • SJ 2708-1986
  • Cable distribution sYStem for sound and television signals--Graphical symbols YS
    China Electronics Standards
  • SJ/Z 2740-1986
  • Guide to Quality assurance sYStem for electric industrial enterprises YS
    China Electronics Standards
  • SJ 2656-1986
  • Method for tugsten spectral analYSis YS
    China Electronics Standards
  • SJ 2739-1986
  • Performance requirements for gear speed reduction unit of electrical micro-machines for automatic control sYStems YS
    China Electronics Standards
  • SJ 2738-1986
  • Basic parameters for gear speed reduction unit of electrical micro-machines for automatic control sYStems YS
    China Electronics Standards
  • SJ 2657-1986
  • Method for molybdenum spectral analYSis YS
    China Electronics Standards
  • GB/T 6730.7-1986
  • Methods for chemical analYSis of iron ores--The sulfosalicylic acid photometric method for the determination of metallic iron content YS
    China National Standards

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