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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/T 3286.1-2012
  • Methods for chemical analYSis of limestone and dolomite - Part 1: The determination of calcium oxide and magnesium oxide content - The complexometric titration method and the flame atomic absorption spectrometric method YS
    China National Standards
  • GB/T 18216.1-2012
  • Electrical safety in low voltage distribution sYStems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 1: General requirements YS
    China National Standards
  • GB/T 10716-2012
  • Synchronous belt drives - Automotive belts - Determination of phYSical properties YS
    China National Standards
  • GB/T 3286.3-2012
  • Methods for chemical analYSis of limestone and dolomite - Part 3: The determination of aluminium oxide content - The chrome azurol S spectrophotometric method and the complexometric titration method YS
    China National Standards
  • GB/T 18216.3-2012
  • Electrical safety in low voltage distribution sYStems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 3: Loop impedance YS
    China National Standards
  • GB/T 18216.2-2012
  • Electrical safety in low voltage distribution sYStems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 2: Insulation resistance YS
    China National Standards
  • GB/T 18116.1-2012
  • Yttrium-europium oxide - Part 1: Determination of lanthanum oxide, cerium oxide, praseodymium oxide, neodymium oxide, samarium oxide, gadolinium oxide, terbium oxide, dYSprosium oxide, holmium oxide, erbium oxide, thulium oxide, ytterbium oxide and luteti YS
    China National Standards
  • GB/T 28746-2012
  • Specification of storage tank of domestic solar water heating sYStem YS
    China National Standards
  • GB/T 13441.4-2012
  • Mechanical vibration and shock - Evaluation of human exposure to whole-body vibration - Part 4: Guidelines for the evaluation of the effects of vibration and rotational motion on passenger and crew comfort in fixed-guideway transport sYStems YS
    China National Standards
  • GB/T 12273.501-2012
  • Quartz crYStal units A specification in the quality assessment system for electronic components Part 5.1: Blank detail specification- qualification approval YS
    China National Standards
  • GB/T 16608.53-2012
  • Electromechanical all-or-nothing relaYS - Part 53: Blank detail specification - Electromechanical all-or-nothing telecom relays of assessed quality - Two change-over contacts, 14mm×9mm base YS
    China National Standards
  • GB/T 26831.2-2012
  • Society energy metering for reading sYStem specification - Part 2: Physical and link layer YS
    China National Standards
  • GB/T 12274.1-2012
  • Quartz crYStal controlled oscillators of assessed quality - Part 1: Generic specification YS
    China National Standards
  • GB/T 28807-2012
  • Railway applications - Compatibility between rolling stock and train detection sYStems YS
    China National Standards
  • GB/T 14999.3-2012
  • Test methods for superalloYS - Part 3: Verification of longitudinal fracture of bars YS
    China National Standards
  • GB/T 16608.50-2012
  • Electromechanical all-or-nothing relaYS - Part 50: Sectional specification - Electromechanical all-or-nothing telecom relays of assessed quality YS
    China National Standards
  • GB/T 28745-2012
  • Test methods for storage tank of domestic solar water heating sYStem YS
    China National Standards
  • GB/T 18216.5-2012
  • Electrical safety in low voltage distribution sYStems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 5: Resistance to earth YS
    China National Standards
  • GB/T 14999.4-2012
  • Test methods for superalloYS - Part 4: Determination of characterizing banding grains and primary carbides distribution of superalloy rollings YS
    China National Standards
  • GB/T 14999.1-2012
  • Test method for superalloYS - Part 1: Verification of longitudinal macro-structures and defect by etch YS
    China National Standards
  • GB/T 3286.4-2012
  • Methods for chemical analYSis of limestone and dolomite - Part 4: The determination of iron oxide content - The o-phenanthroline spectrophotometric method and the flame atomic absorption spectrometric method YS
    China National Standards
  • GB 11887-2012
  • Jewellery - Fineness of precious metal alloYS and designation YS
    China National Standards
  • GB/T 28796-2012
  • Craft crYStal decoration YS
    China National Standards
  • GB/T 19114.44-2012
  • Industrial automation sYStems and integration - Industrial manufacturing management data - Part 44: Information modelling for shop floor data acquisition YS
    China National Standards
  • GB/T 15566.9-2012
  • Public information guidance sYStem - Setting principles and requirements - Part 9: Tourist attraction YS
    China National Standards
  • GB/T 20166.2-2012
  • Chemical analYSis methods of rare earth polishing powder - Part 2: Determination fluorine content - Ion selective electrode analysis YS
    China National Standards
  • GB/T 2820.11-2012
  • Reciprocating internal combustion engine driven alternating current generating sets - Part 11: Rotary uninterruptible power sYStems - Performance requirements and test methods YS
    China National Standards
  • GB/T 28799.2-2012
  • Plastics piping sYStems for hot and cold water installations - Polyethylene of raised temperature resistance (PE-RT) - Part 2: Pipes YS
    China National Standards
  • GB/T 1234-2012
  • High resistance alloYS for electrical heating YS
    China National Standards
  • GB/T 12859.2-2012
  • Piezoelectric ceramic resonators - A specification in the IEC quality assessment SYStem for electronic components (IECQ) - Part 2: Sectional specification-Qualification approval YS
    China National Standards
  • GB/T 20167-2012
  • PhYSical test method of rare earth polishing powder - Determination of burnishing mass and scratch - Gravimetry YS
    China National Standards
  • GB/T 28815-2012
  • Specification for master station of real-time dynamics monitoring sYStem for power systems YS
    China National Standards
  • GB/T 28894-2012
  • Surface chemical analYSis - Handling of specimens prior to analysis YS
    China National Standards
  • GB/T 28731-2012
  • Proximate analYSis of solid biofuels YS
    China National Standards
  • GB/T 27894.4-2012
  • Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 4: Determination of nitrogen,carbon dioxide and C1 to C5 and C6+ hydrocarbons for a laboratory and on-line measuring sYStem using two columns YS
    China National Standards
  • GB/T 18910.61-2012
  • Liquid crYStal display devices - Part 6-1: Measuring methods for liquid crystal display devices - Photoelectric parameter YS
    China National Standards
  • GB/T 28847.2-2012
  • Building automation and control sYStems - Part 2:Hardware YS
    China National Standards
  • GB/T 28847.1-2012
  • Building automation and control sYStems - Part 1:Summarize YS
    China National Standards
  • GB/T 28847.3-2012
  • Building automation and control sYStems - Part 3:Function YS
    China National Standards
  • GB/T 16608.55-2012
  • Electromechanical all-or-nothing relaYS - Part 55: Blank detail specification - Electromechanical all-or-nothing telecom relays of assessed quality - Two change-over contacts, 11mm×7,5mm (max)base YS
    China National Standards
  • GB/T 20166.1-2012
  • Chemical analYSis methods of rare earth polishing powder - Part 1: Determination of cerium oxide content - Titrimetry YS
    China National Standards
  • GB/Z 28828-2012
  • Information security technology - Guideline for personal information protection within information sYStem for public and commercial services YS
    China National Standards
  • GB/Z 28805-2012
  • Intelligrid methodology for developing requirements for energy sYStems YS
    China National Standards
  • GB/T 28893-2012
  • Surface Chemical AnalYSis - Auger electron spectroscopy and X-ray photoelectron spectroscopy - Methods used to determine peak intensities and information required when reporting results YS
    China National Standards
  • GB/T 10186-2012
  • Fixed capacitors for use in electronic equipment - Part 7-1: Blank detail spicification - Fixed polYStyrene film dielectric metal foil d.c. capacitors - Assessment level E YS
    China National Standards
  • GB/T 28775-2012
  • Synchronous belt drives - Metric pitch - Trapezoidal toothed synchronous pulleYS YS
    China National Standards
  • GB/T 28898-2012
  • Evaluation of uncertainty in chemical composition analYSis for metallurgical materials YS
    China National Standards
  • GB/T 28821-2012
  • Technical requirements of relational database management sYStem YS
    China National Standards
  • GB/T 26831.3-2012
  • Society energy metering for reading sYStem specification - Part 3: Dedicated application layer YS
    China National Standards
  • GB/T 28880-2012
  • Non-destructive testing - Evaluating performance characteristics of ultrasonic pulse-echo testing sYStems without the use of electronic measurement instruments YS
    China National Standards
  • GB/T 28901-2012
  • AnalYSis of coke-oven gas composition by gas chromatography YS
    China National Standards
  • GB/T 9532-2012
  • Designations for piezoelectric crYStals YS
    China National Standards
  • GB/T 7631.13-2012
  • Lubricants,industrial oils and related products(class L) - Classification - Part 13: Family A(Total loss sYStems) YS
    China National Standards
  • GB/T 9793-2012
  • Thermal spraying - Metallic and other inorganic coatings - Zinc,aluminium and their alloYS YS
    China National Standards
  • GB/T 28808-2012
  • Railway applications - Communication, signaling and processing sYStems - Software for railway control and protection systems YS
    China National Standards
  • GB/T 28799.1-2012
  • Plastics piping sYStems for hot and cold water installations - Polyethylene of raised temperature resistance (PE-RT) - Part 1: General YS
    China National Standards
  • GB/T 16608.51-2012
  • Electromechanical all-or-nothing relaYS - Part 51: Blank detail specification - Electromechanical all-or-nothing telecom relays of assessed quality - Non-standardized types and construction YS
    China National Standards
  • GB/T 28737-2012
  • Controller for solar water heating sYStem (tank volume more than 0.6 m3) YS
    China National Standards
  • GB 19215.3-2012
  • Cable trunking and ducting sYStems for electrical installations - Part 2-2: Particular requirements - Cable trunking systems and cable ducting systems intended for underfloor and flushfloor installations YS
    China National Standards
  • GB/T 28866-2012
  • Characteristic parameters of stand-alone photovoltaic(PV) sYStems YS
    China National Standards
  • GB/T 16571-2012
  • Requirements for security sYStems in museums and units of cultural heritage protection YS
    China National Standards
  • GB/T 28799.3-2012
  • Plastics piping sYStems for hot and cold water installations - Polyethylene of raised temperature resistance (PE-RT) - Part 3: Fittings YS
    China National Standards
  • GB/T 16608.54-2012
  • Electromechanical all-or-nothing relaYS - Part 54: Blank detail specification - Electromechanical all-or-nothing telecom relays of assessed quality - Two change-over contacts, 15mm×7,5mm base YS
    China National Standards
  • GB/T 14999.2-2012
  • Test methods for superalloYS - Part 2: Verification of transverse macro-structures and defect by etch YS
    China National Standards
  • GB/T 7826-2012
  • AnalYSis techniques for system reliability - Procedure for failure mode and effects analysis(FMEA) YS
    China National Standards
  • GB/T 16608.52-2012
  • Electromechanical all-or-nothing relaYS - Part 52: Blank detail specification - Electromechanical all-or-nothing telecom relays of assessed quality - Two change-over contacts, 20mm×10mm base YS
    China National Standards
  • GB/T 28864.1-2012
  • Terms and nomenclature for cores made of magnetically soft ferrites - Part 1: Terms used for phYSical irregularities YS
    China National Standards
  • GB/T 28809-2012
  • Railway applications - Communication, signaling and processing sYStems - Safety related electronic systems for signaling YS
    China National Standards
  • GB/T 19869.2-2012
  • Welding procedure qualification test for aluminum and its alloYS YS
    China National Standards
  • GB/T 12859.201-2012
  • Piezoelectric ceramic resonators - A specification in the quality assessment SYStem for electronic components - Part 2-1: Blank detail specification-Assessment level E YS
    China National Standards
  • GB/T 18910.11-2012
  • Liquid crYStal display devices - Part 1-1: Terminology and symbols YS
    China National Standards
  • GB/T 28744-2012
  • Statistical indicator sYStem of waste-product recyclers YS
    China National Standards
  • GB/T 28766-2012
  • Natural gas - Performance evaluation for on-line analytical sYStems YS
    China National Standards
  • CJJ/T 185-2012
  • Technical code for energy efficiency of city heating sYStem YS
    China Urban Construction industry Standards
  • CJJ/T 196-2012
  • Technical code for housing security information sYStem YS
    China Urban Construction industry Standards
  • CJJ/T 197-2012
  • Standard for data of housing securitYS basic information YS
    China Urban Construction industry Standards
  • JGJ 289-2012
  • Technical specification for fire barrier zone of external thermal insulation composite sYStem on walls YS
    China Building & Construction Standards
  • NB/T 31043-2012
  • Technical specification for main control sYStem of offshore wind turbine generator system YS
    China Energy industry Standards
  • NB/T 31039-2012
  • Technical specification for lightning protection sYStem of wind turbine YS
    China Energy industry Standards
  • LS/T 6104-2012
  • Inspection of grain and oils. Determination of head rice yield of paddy. Image analYSis method YS
    China Food industry Standards
  • SN/T 1690.1-2012
  • AnalYSis of new type textile fibre component. Part 1: Determination of soybean protein composite fibre. Nitric acid YS
    China Import Export Inspection Standards
  • SN/T 3252-2012
  • Test method of flammability for solids and soft toYS YS
    China Import Export Inspection Standards
  • SN/T 3297-2012
  • Detection and identification of Zea maYS L. YS
    China Import Export Inspection Standards
  • SN/T 3200-2012
  • Specification for constructing diagrams of professional standard sYStem of entry-exit inspection and quarantine YS
    China Import Export Inspection Standards
  • NB/T 20161-2012
  • Installation and commissioning technical guideline for ex-core neutron flux measuring sYStem for pressurized water reactor of nuclear power plants YS
    China Energy industry Standards
  • NB/T 20146-2012
  • Design standard of automatic fire alarm sYStem of nuclear power plants YS
    China Energy industry Standards
  • NB/T 20176-2012
  • Design requirement for hydrogen supply, nitrogen supply, oxygen supply, carbon dioxide supply sYStem of PWR nuclear power plant YS
    China Energy industry Standards
  • NB/T 20177-2012
  • Design criteria for component cooling water sYStem of pressurized water reactor nuclear power plants YS
    China Energy industry Standards
  • NB/T 20178-2012
  • Design criteria of nuclear sampling sYStem of pressurized water reactor nuclear power plant YS
    China Energy industry Standards
  • NB/T 20180-2012
  • Design criteria for compressed air supplying sYStem of nuclear island in nuclear power plant YS
    China Energy industry Standards
  • NB/T 20147-2012
  • Criteria for phYSical protection systems for nuclear power plants YS
    China Energy industry Standards
  • NB/T 20188-2012
  • Design criteria for essential service water sYStem for pressuried water reactor nuclear power plant YS
    China Energy industry Standards
  • NB/T 20175-2012
  • Requirements for installation and acceptance of fuel handling and storage sYStem at PWR plant YS
    China Energy industry Standards
  • NB/T 20189-2012
  • Interface design criteria concerning nuclear steam supply sYStem and turbine building of pressuried water reactor nuclear power plant YS
    China Energy industry Standards
  • NB/T 20179-2012
  • Design criteria for compressed air sYStem of nuclear power plant YS
    China Energy industry Standards
  • NB/T 20187-2012
  • Design criteria for reactor coolant sYStem in pressurized water reactor nuclear power plants YS
    China Energy industry Standards
  • GB/T 28922-2012
  • Technical aids for persons with disability - Environmental control sYStems for daily living YS
    China National Standards
  • GB/T 50811-2012
  • Standard for the operation safety assessment of gas sYStem YS
    China National Standards
  • JG/T 390-2012
  • Chiller and heat pump unit with condensing heat recovery for air conditioning sYStem YS
    China Building & Construction Standards
  • CJ/T 407-2012
  • Technicl requirements of communication based automatic train control sYStem for urban rail transit YS
    China Urban Construction industry Standards

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