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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
  • GB 3377-1982
  • Multifrequency register signalling sYStem for telephone automatic switching network China National GB Standards
  • SJ 2052-1982
  • Methods for the measurement of quarts crYStal resonators and equivalent circuit parameters operating over the frequency range up to 30MHz--Transfer methods China Electronics Standards
  • SJ 207.2-1982
  • (Subject line design document management sYStem design documents, specifically fine bar and fill method) China Electronics Standards
  • SJ 207.3-1982
  • (Format design file management sYStem design documents) China Electronics Standards
  • SJ 2112-1982
  • Prefered electrical matching values for interconnection of loudspeaker sYStems for halls and parlors China Electronics Standards
  • GB/T 3351-1982
  • Designations for synthetic quartz crYStals China National Standards
  • SJ 2255-1982
  • (Cathode carbonate analYSis (Interim)) China Electronics Standards
  • SJ 2222-1982
  • Numbering sYStem for combination jigs--Medium and small series China Electronics Standards
  • GB/T 3145-1982
  • Benzene--Determination of crYStallizing point China National Standards
  • SJ 2154-1982
  • MiorocrYStal glass substrates for use in thick film integrated circuits China Electronics Standards
  • GB 3376-1982
  • Inband pulsing single frequencyline signalling sYStem for telephone automatic switching network China National GB Standards
  • GB/T 3239-1982
  • Expression of phYSical and subjective magnitudes of sound and noise in air China National Standards
  • GB 3378-1982
  • Subscriber line signalling sYStem for telephone automatic switching network China National GB Standards
  • JC/T 724-1982
  • Apparatus for phYSical test of cement. Electrically driven flexure testing device China Building Materials Standards
  • JC/T 753-1982
  • Methods for chemical analYSis of glass making sands China Building Materials Standards
  • JC/T 728-1982
  • Apparatus for phYSical test of cement. Standard sieve for testing fineness China Building Materials Standards
  • JC/T 727-1982
  • Apparatus for phYSical test of cement. Apparatus for testing normal consistency and setting time of paste China Building Materials Standards
  • JC/T 723-1982
  • Apparatus for phYSical test of cement. Vibrator for compacting mortar specimen China Building Materials Standards
  • JC 726-1982
  • Apparatus for phYSical test of cement. Specimen mold for use in testing mortar strength China Building Materials Standards
  • JC/T 725-1982
  • Apparatus for phYSical test of cement. Compression jig China Building Materials Standards
  • JC/T 726-1982
  • (Cement mortar phYSical testing equipment tryout) China Building Materials Standards
  • JC/T 722-1982
  • Apparatus for phYSical test of cement. Mixer for mixing mortars China Building Materials Standards
  • SB 114-1982
  • (Ice Egg phYSical and chemical testing methods) China Commerce Standards
  • JC/T 331-1982
  • (Packing phYSical and chemical performance test method) China Building Materials Standards
  • JJG 284-1982
  • Verification Regulation of Glassware for Seawater AnalYSis China Metrological Standards
  • SJ 1710-1981
  • Measurement of output power of power klYStrons China Electronics Standards
  • SJ 1862-1981
  • Fluorescent character indicator tubes, Type YS13-3 China Electronics Standards
  • SJ 1712-1981
  • Measurement of resettability of power klYStrons China Electronics Standards
  • SJ 1711-1981
  • Measurement of operating frequency range of power klYStrons China Electronics Standards
  • SJ 1714-1981
  • Measurement of intermodulation distortion ration of power klYStrons China Electronics Standards
  • SJ 1749-1981
  • Type designation sYStem for tuning fork and tablet resonators China Electronics Standards
  • SJ 1708-1981
  • Measurement of bandwidth of power klYStrons China Electronics Standards
  • SJ 1713-1981
  • Measurement of phaseshift of power klYStrons China Electronics Standards
  • SJ 1718-1981
  • Measurement of cathode pulse current of power klYStrons China Electronics Standards
  • SJ 1720-1981
  • Measurement of spectrum of power klYStrons China Electronics Standards
  • SJ 1741-1981
  • Type series of unsealed electromagnetic relaYS for use in electonic equipment China Electronics Standards
  • SJ 1851-1981
  • (CrYStal oscillator test methods) China Electronics Standards
  • SJ 1852-1981
  • Terms for quartz crYStal controlled oscillators China Electronics Standards
  • SJ 1721-1981
  • Measurement of frequency temperaturre coefficient of power klYStrons China Electronics Standards
  • SJ 1704-1981
  • Generic specification for power klYStrons China Electronics Standards
  • SJ 1705-1981
  • Measurement conditions of power klYStrons China Electronics Standards
  • SJ 1706-1981
  • Measurement of electron-beam transmission efficiency of power klYStrons China Electronics Standards
  • SJ 1707-1981
  • Measurement of gains of power klYStrons China Electronics Standards
  • SJ 1709-1981
  • Measurement of input power of power klYStrons China Electronics Standards
  • SJ 1716-1981
  • Measurement of pulse characteristics of power klYStrons China Electronics Standards
  • SJ 1719-1981
  • Measurement of oscillation frequency of power klYStrons China Electronics Standards
  • SJ 1717-1981
  • Measurement of pulse voltage of power klYStrons China Electronics Standards
  • SJ 1861-1981
  • Fluorescent character indicator tubes, Type YS9-3 China Electronics Standards
  • SJ 1869-1981
  • Continuous wave power amplification klYStrons, Type KF-115 China Electronics Standards
  • SJ 1863-1981
  • (YS18-3 digital fluorescent indicator tube) China Electronics Standards
  • SJ 1860-1981
  • Measurement of AM-PM conversion coefficient of power klYStrons China Electronics Standards
  • SJ 1893-1981
  • General specification for sockets for electronic tubes and valves and crYStal units China Electronics Standards
  • GB/T 2789-1981
  • Technical requirements for network interface for the analogue microwave relay communication sYStems China National Standards
  • JC/T 229-1981
  • (Low-expansion quartz glass for chemical analYSis of titanium dioxide) China Building Materials Standards
  • JC 167-1981
  • (Chemical analYSis of talc) China Building Materials Standards
  • SJ 151-1980
  • Designation and marking of relaYS for use in electronic equipment China Electronics Standards
  • SJ 1590-1980
  • Methods for analYSis of Cerium oxide in Cerium-Tungsten powder, plates and bars China Electronics Standards
  • SJ 1591-1980
  • Method of analYSis of Thorium oxide and Rhenium in Thorium-Tungsten-Rhenium wire for use in vacuum devices China Electronics Standards
  • SJ 1632-1980
  • Type designation sYStem for waveguide components China Electronics Standards
  • SJ 1585-1980
  • Type designation sYStem for thermoelectric generator China Electronics Standards
  • GB/T 2349-1980
  • Fluid power sYStems and components--Cylinders--Basic series of piston strokes China National Standards
  • GB/T 2350-1980
  • Fluid power sYStems and components--Cylinders--Piston rod thread dimensions and types China National Standards
  • SB 101-1980
  • (Soy, pickles phYSical and chemical testing methods) China Commerce Standards
  • SJ/Z 1465-1979
  • Method of chemical analYSis of ceramic blank China Electronics Standards
  • SJ/Z 1505-1979
  • (Gyromagnetic material, semi-finished chemical analYSis methods) China Electronics Standards
  • SJ/Z 1463-1979
  • General requirements for chemical analYSis of electronic ceramic materials China Electronics Standards
  • SJ/Z 1464-1979
  • Method of chemical analYSis of ore materials China Electronics Standards
  • SJ/Z 1466-1979
  • Method of chemical analYSis of raw materials for use in chemical engineering China Electronics Standards
  • SJ/Z 1544-1979
  • Method for spectral analYSis of Nickel-- Tungsten-Magnesium alloy China Electronics Standards
  • SJ/Z 1504-1979
  • (Permanent magnet materials, semi-finished chemical analYSis methods) China Electronics Standards
  • JC/T 219-1979
  • (Since stress Portland cement (for pipe) phYSical test methods) China Building Materials Standards
  • JT 4224-1978
  • (Assembly technology cutter suction dredger steel pile sYStem requirements) China Highway & Transportation Standards
  • JC/T 215-1978
  • (Since stress aluminate cement phYSical test methods) China Building Materials Standards
  • JT 4219-1978
  • (Cutter suction dredger cutter assembly technology sYStem requirements) China Highway & Transportation Standards
  • SJ 1234-1977
  • (DB11 polYStyrene capacitor) China Electronics Standards
  • SJ 1233-1977
  • (CB10 polYStyrene capacitor) China Electronics Standards
  • SJ 1129-1977
  • Method of measurement of acoustic parameters for loudspeaker sYStem (provisional) China Electronics Standards
  • SJ 1128-1977
  • (Film screenings electro-acoustic speaker sYStem parameters and requirements) China Electronics Standards
  • SJ 1051-1976
  • Reflex klYStrons, Type K-19 China Electronics Standards
  • SJ/Z 1088-1976
  • Typical methods for the analYSis of cyaniding silver-plating solution China Electronics Standards
  • SJ/Z 1081-1976
  • General requirements for typical methods for the analYSis of electroplating solution China Electronics Standards
  • SJ/Z 1092-1976
  • Typical methods for the analYSis of rhodium plating solution China Electronics Standards
  • SJ/Z 1097-1976
  • Typical methods for the analYSis of other solutions China Electronics Standards
  • SJ/Z 1083-1976
  • Typical methods for the analYSis of chromium-plating solution China Electronics Standards
  • SJ/Z 1090-1976
  • Typical methods for the analYSis of platinum plating solution China Electronics Standards
  • SJ/Z 1082-1976
  • Typical methods for the analYSis of nickel-plating solution China Electronics Standards
  • SJ/Z 1096-1976
  • Typical methods for the analYSis alloy coatings China Electronics Standards
  • SJ/Z 1087-1976
  • Typical methods for the analYSis of tin-plating solution China Electronics Standards
  • SJ/Z 1091-1976
  • Typical methods for the analYSis of palladium plating solution China Electronics Standards
  • SJ/Z 1093-1976
  • Typical methods for the analYSis of cyaniding copper-zinc alloy (yellow porgy) plating solution China Electronics Standards
  • SJ/Z 1089-1976
  • Typical methods for the analYSis of gold-plating solution China Electronics Standards
  • SJ/Z 1084-1976
  • Typical methods for the analYSis of copper-plating solution China Electronics Standards
  • SJ/Z 1085-1976
  • Typical methods for the analYSis of zine-plating solution China Electronics Standards
  • SJ 1053-1976
  • Reflex klYStrons, Type K-27 China Electronics Standards
  • SJ 1052-1976
  • Reflex klYStrons, Type K-20 China Electronics Standards
  • SJ/Z 1086-1976
  • Typical methods for the analYSis of cadmium-plating solution China Electronics Standards
  • SJ/Z 1094-1976
  • Typical methods for the analYSis of cyaniding coper-tin alloy plating solution China Electronics Standards
  • SJ/Z 1095-1976
  • Typical methods for the analYSis of lead-tin alloy plating solution China Electronics Standards
  • SJ 958-1975
  • (Electron beam tube electron optical sYStem electrode naming) China Electronics Standards
  • SJ 152-1975
  • Type designation sYStem for computer China Electronics Standards

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