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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 2915-1988
  • Terms and definitions for single crYStal microwave ferrite devices China Electronics Standards
  • GB/T 4333.2-1988
  • Methods for chemical analYSisof ferrosilicon--The reduced molybdobismuthylphosphoric acid photometric method for the determination of phosphorus content China National Standards
  • GB/T 3653.6-1988
  • Methods for chemical analYSisof ferroboron--The reduced molybdoantimonylphosphoric acid photometric method for the determination of phosphorus content China National Standards
  • YDJ 13-1988
  • Temporary technical regulations for engineering design of optical fiber digital transmission sYStem of urban local telephone network China Telecommunication Standards
  • GB/T 8654.6-1988
  • Methods for chemical analYSis of manganese metal--The diamine hydrochloride-iodo-metric method for the determination of selenium content China National Standards
  • SJ/Z 2976-1988
  • Test method for phYSical characteristics of brazing for electronic devices--Determination of pull brazed away temperature of brazing China Electronics Standards
  • GB/T 3653.1-1988
  • Methods for chemical analYSis of ferroboron--The alkalimetric method for the determination of boron content China National Standards
  • GB/T 10267.5-1988
  • Method for analYSis of calcium metal--The determination of nitrogen by distillation--Nessler reagent photometric method China National GB Standards
  • GB/T 4958.7-1988
  • Methods of measurement for equipment used in terrestrial radio-relay sYStems--Part 2:Measurements for sub-systems--Section seven--Radio trsnsmitters China National Standards
  • GB 9136-1988
  • The technical rules about gaseous radioactive waste processing sYStem for light water reactor plants China National GB Standards
  • GB/T 4958.11-1988
  • Methods of measurement for aquipment used in terrestrial radio-relay sYStems--Part 3:Simulated systems--Section three--Measurements for mono-chrome and colour television transmission China National Standards
  • GB/T 9713-1988
  • Information processing--Recording characteristics of instrumentation magnetic tape (includingtelemetry sYStems)--Interchange requirements China National Standards
  • GB/T 7731.10-1988
  • Methods for chemical analYSis of ferrotungsten--The infrared absorption method for the determination of carbon content China National Standards
  • GB/T 4333.8-1988
  • Methods for chemical analYSisof ferrosilicon--The atomic absorption spectrometric method for the deter-mination of calcium content China National Standards
  • GB/T 10122-1988
  • Iron ores (sinter and pellets)--Sampling and sample preparation for phYSical testing China National GB Standards
  • GB/T 223.3-1988
  • Methods forchemical analYSis of iron,steel and alloy--The diantipyryl methane phosphomolybdate gravimetric method for the determination of phosphorus content China National GB Standards
  • GB/T 9025-1988
  • Cabled distribution sYStems primarily intended for sound and television signals operating between30 MHz and 1 GHz--Electrical and mechanical matching values China National Standards
  • GB/T 4958.9-1988
  • Methods of measurement for equipment used in terrestrial radio-relay sYStems--Part 2:Mesurements for sub-systems--Section nine--Stand-by channel switching equipment China National Standards
  • GB/T 9388-1988
  • Methods of measurement for wireless microphonesYStems China National Standards
  • GB/T 9409-1988
  • Specifications for colour TV demodulation equipment (1 TV+1 sound program) used in long-haul terres-trial analog radio-relay sYStems China National Standards
  • GB/T 4333.3-1988
  • Methods for chemical analYSisof ferrosilicon--The potassium periodate photometric method for the determination of manganese content China National Standards
  • GB/T 9050-1988
  • General specifications for 8GHz band microwave communication equipment used in analogue radio-relay sYStems China National Standards
  • GB 9135-1988
  • The technical rules about radioactive waste processing sYStem for light water reactor plants China National GB Standards
  • GB/T 4333.6-1988
  • Methods for chemical analYSis of ferrosilicon--The diphenylcarbazide photometric method for the determination of chromium content China National Standards
  • GB/T 4958.4-1988
  • Methods of measurement for equipment used in terrestrial radio-relay sYStems--Part 2:Measurements for sub-systems--Section one--General China National Standards
  • GB/T 9544-1988
  • Informationprocessing sYStems--Computer graphics--Graphical kernel system (GKS) functional description China National Standards
  • GB/T 10200-1988
  • Helical-scan video cassette sYStem using 19 mm tape (U-matic H format) China National GB Standards
  • GB/T 10267.4-1988
  • Method for analYSis of calcium metal--The determination of aluminium by oxine chloroform extraction photometric method China National GB Standards
  • GB 9378-1988
  • Safety requirements for video-audio and pulse equipment of broadcasting television studio sYStem China National GB Standards
  • GB/T 4958.6-1988
  • Methods of measurement for equipment used in terrestrial radio-relay sYStems--Part 2:Measurements for sub-systems--Section five--Frequency demodulators China National Standards
  • GB/T 10102-1988
  • Shipbuilding--Shipborne barges, series 3--Ventilation sYStem--Principal mating dimensions China National GB Standards
  • GB/T 9408-1988
  • Specifications for colour TV modulation equipment (1 TV+1 sound program) used in long-haul terres-trial analog radio-relay sYStems China National Standards
  • GB 9689-1988
  • Hygienic standard for polYStyrene products used as food containers and tablewares China National GB Standards
  • GB/T 10267.2-1988
  • Method for analYSis of calcium metal--The determination of micro-amounts of silicon by photometric method China National GB Standards
  • GB/T 8756-1988
  • Collection of metallographs on defects of crYStallinegermanium China National Standards
  • JJG 553-1988
  • Verification regulation of blood gas acid. Base analYSer China Metrological Standards
  • GB/T 4958.3-1988
  • Methods of measurement for equipment used in terrestrial radio-relay sYStems--Part 3:Simulated systems--Section six--Measurements for sound-programme transmission China National Standards
  • GB/T 4958.12-1988
  • Methods of measurement for equipment used in terrestrial radio-relay sYStems--Part 3:Simulated systems--Section four--Measurementsfor f.d.m. transmission China National Standards
  • GB/T 4958.13-1988
  • Methods of measurement for equipment used in terrestrial radio-relay sYStems--Part 3:Simulated systems--Section five--Measurement of mutual inter-ference China National Standards
  • GB/T 4702.14-1988
  • Methods for chemical analYSisof chromium metal--The infrared absorption method for the determination of carbon content China National Standards
  • GB/T 4958.8-1988
  • Methods of measurement for equipment used in terrestrial radio-relay sYStems--Part 2:Measurements for sub-systems--Section eight--Radio receivers China National Standards
  • GB/T 10267.1-1988
  • Method for analYSis of calcium metal--The determination of chlorine content by chloride--Selective electrode China National GB Standards
  • GB/T 4958.5-1988
  • Methods of measurement for equipment used in terrestrial radio-relay sYStems--Part 2:Measurements for sub-systems--Section four--Frequency modulators China National Standards
  • JJG(SJ)15003-1988
  • (3280 RF signal generator crYStal Trial sign test procedures) China Metrological Standards
  • GB/T 4958.10-1988
  • Methods of measurement for equipment used in terrestrial radio-relay sYStems--Part 3:Simulated systems--Section one--General China National Standards
  • JT/T 4534-1988
  • (Ship Power Station Automation SYStem technical conditions) China Highway & Transportation Standards
  • JJG 529-1988
  • Verification Regulation of Randon Vibration Test SYStem China Metrological Standards
  • GB/T 8156.1-1987
  • Methods for chemical analYSis of aluminium fluoride for industrial use--The gravimetric method for the determination of moisture content China National Standards
  • GB/T 7488-1987
  • Water quality--Determination of biochemical oxygen demand after 5 daYS(BOD5)--Dilution and seeding method China National Standards
  • SJ/Z 9141.1-1987
  • Audio-visual, video and television equipment and sYStems. Part 1: General China Electronics Standards
  • GB/T 7313-1987
  • Minimum performance requirements and methods of measurement for high fidelity loudspeaker sYStems China National Standards
  • SJ/Z 9120-1987
  • Interconnections between video-tape recorders and television receivers for 50Hz, 625 lines sYStems China Electronics Standards
  • SJ/Z 9094.14-1987
  • Methods of measurement for equipment used in terrestrial radio-relay sYStems--Part 3: Simulated systems--Section 5: Measurement of mutual interference China Electronics Standards
  • SJ/Z 9094.9-1987
  • Methods of measurement for equipment used in terrestrial radio-relay sYStems--Part 2: Measurements for sub-systems--Section 8: Radio receivers China Electronics Standards
  • SJ/Z 9073.2-1987
  • Electrical relaYS--Part 5: Insulation tests for electrical relays China Electronics Standards
  • SJ/Z 9118.3-1987
  • Magnetic tape sound recording and reproducing sYStems--Part 3: Methods of measurement for characteristics of sound recording and reproducing equipment on magnetic tape China Electronics Standards
  • SJ/Z 9095.6-1987
  • Methods of measurement for radio equipment used in mobile services--Part 6: Selective calling equipment--Audio frequencies commonly used in tone-signalling sYStems China Electronics Standards
  • SJ/Z 9094.12-1987
  • Methods of measurement for equipmemt used in terrestrial radio-relay sYStems--Part 3: Simulated systems--Section 3: Measurements for monochrome and colour television transmission China Electronics Standards
  • SJ/Z 9094.13-1987
  • Methods of measurement for equipment used in terrestrial radio-relay sYStems--Part 3: Simulated systems--Section 4: Measurements for F. D. M. transmission China Electronics Standards
  • SJ/Z 9094.6-1987
  • Methods of measurement for equipment used in terrestrial radio-relay sYStems--Part 2: Measurements for sub-systems--Section 5: Frequency demodulators China Electronics Standards
  • SJ/Z 9094.5-1987
  • Methods of measurement for equipment used in terestrial radio-relay sYStems--Part 2: Measurements for sub-systems--Section 4: Frequency modulators China Electronics Standards
  • SJ/Z 9008.5-1987
  • Measurement of electrical properties of microwave tubes--Part 6: High-power klYStrons China Electronics Standards
  • SJ 2816.1-1987
  • Detail specification for (soldered) crYStal holders (enclosures) for Type J1 China Electronics Standards
  • SJ 2845.1-1987
  • Electrical relaYS--Part 7: Generic specification: Test and measurement procedures for electromechanical all-or-nothing relays (Applicable for certification) China Electronics Standards
  • SJ/Z 9094.7-1987
  • Methods of measurement for equipment used in terrestrial radio-relay sYStems--Part 2: Measurements for sub-systems--Setion 6: Diversity, twin-path and hot stand-by equipment China Electronics Standards
  • SJ/Z 9094.1-1987
  • Methods of measurement for equipment used in terrestrial radio-relay sYStems--Part 1: Measurements common to sub-systems and simulated systems China Electronics Standards
  • SJ/Z 9027-1987
  • Identification cards--Numbering sYStem and registration procedure for issuer identifiers China Electronics Standards
  • SJ/Z 9094.4-1987
  • Methods of measurement for equipment used in terrestrial radio-relay sYStems--Part 2: Measurements for sub-systems--Section 3: R. F. branching networks China Electronics Standards
  • SJ/Z 9094.2-1987
  • Methods of measurement for equipment used in terrestrial radio-relay sYStems--Part 2: Measurements for sub-systems--Section 1: General China Electronics Standards
  • SJ/Z 9154.3-1987
  • Basic method for measurement of network parameters at two ends of quartz crYStal elements up to 200 MHz by phase technique in π-network with compensation of shunt capacitance CO China Electronics Standards
  • SJ/Z 9118.1-1987
  • Magnetic tape sound recording and reproducing sYStems--Part 1: General conditions and requirements China Electronics Standards
  • SJ/Z 9118.5-1987
  • Magnetic tape recording and reproducing sYStems. Part 6: Reel-to-reel systems China Electronics Standards
  • SJ/Z 9119-1987
  • Prerecorded optical reflective videodisk sYStem - 60Hz/525-line (M/NTSC) laser television China Electronics Standards
  • SJ/Z 9140.5-1987
  • Sound sYStem equipment Part 10A: Program-level meter China Electronics Standards
  • SJ/Z 9094.8-1987
  • Methods of measurement for equipment used in terrestrial radio-relay sYStems--Part 2: Measurements for sub-systems--Section 7: Radio transmitters China Electronics Standards
  • SJ/Z 9021.4-1987
  • Mechanical standardization of semiconductor devices. Part 4: Coding sYStem and classification into forms of package outlines for semiconductor devices China Electronics Standards
  • SJ/Z 9141.7-1987
  • Audio-visual, video and television equipment and sYStems. Part 15:Audio pages China Electronics Standards
  • SJ/Z 9140.2-1987
  • Sound sYStem equipment. Part 6: Auxiliary passive elements China Electronics 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 China Electronics Standards
  • SJ/Z 9118.2-1987
  • Magnetic tape recording and reproducing sYStems. Part 2: Calibration tapes China Electronics Standards
  • SJ 2845.4-1987
  • Electrical relaYS--Part 19: Blank detail specification: Electromechanical all-or-nothing relays of assessed quality--Test schedules 1, 2 and 3 (Applicable for certification) China Electronics Standards
  • SJ/Z 9094.11-1987
  • Methods of measurement for equipment used in terrestrial radio-relay sYStems--Part 3: Simulated systems--Section 2: Measurements of baseband China Electronics Standards
  • SJ/Z 9152.3-1987
  • Quartz CrYStal units for frequency control and selection. Part 3: Standard outlines and pin connections China Electronics Standards
  • SJ 2816.2-1987
  • Detail specification for (resistance-welded) crYStal holders (enclosures) for Type J1A China Electronics Standards
  • SJ/Z 9142.1-1987
  • high fidelity audio equipment and sYStems Minimum Performance requirements. Part 1: General China Electronics Standards
  • SJ 2845.2-1987
  • Part 10: Generic specification: Supplement to SJ 2845. 1 (IEC 255-7)--Application of the IEC quality assessment sYStem for electronic components to all-or-nothing relays China Electronics Standards
  • SJ/Z 9121-1987
  • Optical reflective videodisk sYStem "Laser television" for 50Hz/625 lines-PAL 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 China Electronics Standards
  • SJ/Z 9140.1-1987
  • Sound sYStem equipment. Part 1: General 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 China Electronics Standards
  • SJ/Z 9118.4-1987
  • Magnetic tape recording and reproducing sYStems. Part 4: Mechanical magnetic tape properties China Electronics Standards
  • GB/T 223.52-1987
  • Methods for chemical analYSis of iron,steel and alloy--The hydroxylamine hydrochloride-iodometric method for the determination of selenium content China National GB Standards
  • SJ/Z 9141.6-1987
  • Audio-visual, video and television equipment and sYStems. Part 14:Audio striped card system China Electronics Standards
  • SJ/Z 9060-1987
  • Information processing - Guidelines for documentation of computer-based application sYStems 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 China Electronics Standards
  • SJ/Z 9115-1987
  • Helical-scan video tape cassette recording sYStem with 12. 65mm magnetic tape in BETA format China Electronics Standards
  • SJ/Z 9131-1987
  • Label and tag sYStem China Electronics Standards
  • SJ/Z 9106-1987
  • Guide for preparation of test procedures for evaluating the thermal endurance of electrical insulation sYStems China Electronics Standards
  • SJ/Z 9008.4-1987
  • Measurement of electrical properties of microwave tubes--Part 5: Low-power oscilator klYStrons 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 China Electronics Standards

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