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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 "NB" GB Standards List:
  • Standard  Code GB Standard Title Standard Class Order
  • NB/T 20008.11-2013
  • Other material for pressrized water reactor nuclear power plant. Part11: Rolled or forged bars for the manufacture of Class Si and S2 shafts, tie-rods and support bolts NB
    China Energy industry Standards
  • NB/T 20039.4-2013
  • Code on nuclear air and gas treatment Ventilation, air conditioning and air cleaning. Part 4: Housings NB
    China Energy industry Standards
  • NB/T 20039.19-2013
  • Code on nuclear air and gas treatment Ventilation, air conditioning and air cleaning. Part 19: Special type HEPA filters NB
    China Energy industry Standards
  • NB/Z 20249-2013
  • Guidance for use of probabilistic safety assessment for classification of functions for instrumentation and control system important to safety in nuclear power plants NB
    China Energy industry Standards
  • NB/Z 20250-2013
  • Guidance for the decision on modernization for Instrumentation and control system important to safety in nuclear power plants NB
    China Energy industry Standards
  • NB/SH/T 0876-2013
  • Standard test method for trace ethylene glycol in used engine oil NB
    China Energy industry Standards
  • NB/SH/T 0875-2013
  • Poultry defeathering wax NB
    China Energy industry Standards
  • NB/SH/T 0868-2013
  • Determination of the level of cleanliness of aviation turbine fuel. Portable automatic particle counter method NB
    China Energy industry Standards
  • NB/T 20037.4-2013
  • Probabilistic safety assessment for nuclear power plant applications. Part 4: Fire NB
    China Energy industry Standards
  • NB/SH/T 0869-2013
  • Standard test method for oil separation from lubricating grease by centrifuging(Koppers method) NB
    China Energy industry Standards
  • NB/SH/T 0872-2013
  • Standard test method for determination of shear stability of lubricating grease in presence of water(water stability test) NB
    China Energy industry Standards
  • NB/SH/T 0866-2013
  • Wax for self-healing type metallized capacitor NB
    China Energy industry Standards
  • NB/SH/T 5001.2-2013
  • Energy consumption statistics indices and calculation methods for ethylene plant in petrochemical industry NB
    China Energy industry Standards
  • NB/T 20009.4-2013
  • Welding materials for pressurized water reactor nuclear power plants. Part 4: Nickel-based alloy covered electrodes for class 1, 2, 3 components NB
    China Energy industry Standards
  • NB/T 20009.14-2013
  • Welding materials for pressurized water reactor nuclear power plants. Part 14: Hard facing welding consumables for class 1, 2, 3 components NB
    China Energy industry Standards
  • NB/SH/T 5001.1-2013
  • Energy consumption statistics indices and calculation methods for refinery in petrochemical industry NB
    China Energy industry Standards
  • NB/SH/T 0867-2013
  • Standard test method for determination of soot in diesel engine oils by thermal gravimetric analyzer NB
    China Energy industry Standards
  • NB/SH/T 0137-2013
  • Criteria for change of anti-ammonia turbine oil NB
    China Energy industry Standards
  • NB/SH/T 0871-2013
  • Protective wax for rubber NB
    China Energy industry Standards
  • NB/T 20037.5-2013
  • Probabilistic safety assessment for nuclear power plant applications. Part 5: Earthquake NB
    China Energy industry Standards
  • NB/T 20001-2013
  • Fabrication rules for mechanical components of PWR nuclear island NB
    China Energy industry Standards
  • NB/SH/T 0448-2013
  • 4082 Anti-chemical Iubricating oil NB
    China Energy industry Standards
  • NB/T 20002.7-2013
  • Welding code for mechanical components of PWR nuclear island. Part 7: Hardfacing NB
    China Energy industry Standards
  • NB/T 20002.6-2013
  • Welding rules for mechanical components of PWR nuclear islands. Part 6: Production welds NB
    China Energy industry Standards
  • NB/T 20002.5-2013
  • Welding code for mechanical components of PWR nuclear islands. Part 5: Technical qualification for production workshops NB
    China Energy industry Standards
  • NB/T 20002.4-2013
  • Welding code for mechanical components of PWR nuclear islands. Part 4: Qualification of filler materials NB
    China Energy industry Standards
  • NB/T 20002.3-2013
  • Welding code for mechanical components of PWR nuclear islands. Part 3: Welding procedure qualification NB
    China Energy industry Standards
  • NB/SH/T 0858-2013
  • Determination of low-temperature cone penetration of lubricating greases NB
    China Energy industry Standards
  • NB/T 20002.1-2013
  • Welding code for mechanical components of PWR nuclear islands. Part 1: General requirements NB
    China Energy industry Standards
  • NB/SH/T 0588-2013
  • Standard test method for determining the volume contraction of petroleum waxes NB
    China Energy industry Standards
  • NB/SH/T 0435-2013
  • 4830 Leak detector fluid NB
    China Energy industry Standards
  • NB/SH/T 0432-2013
  • Lubricating and sealing silicone grease NB
    China Energy industry Standards
  • NB/SH/T 0306-2013
  • Standard test method for evaluating the scuffing load capacity of oils (FZG visual method) NB
    China Energy industry Standards
  • NB/SH/T 0373-2013
  • Railway grease NB
    China Energy industry Standards
  • NB/SH/T 0417-2013
  • Light liquid paraffin wax NB
    China Energy industry Standards
  • NB/SH/T 0415-2013
  • Standard test method for ultraviolet absorbance and absorptivity of petroleum products NB
    China Energy industry Standards
  • NB/SH/T 0407-2013
  • Standard test method for water soluble acids and alkalis of petroleum waxes NB
    China Energy industry Standards
  • NB/T 20002.2-2013
  • Welding code for mechanical components of PWR nuclear islands. Part 2: Acceptance for welding filler materials NB
    China Energy industry Standards
  • NB/SH/T 0179-2013
  • Determination of cloud point and crystallizing point for light petroleum products NB
    China Energy industry Standards
  • NB/SH/T 0860-2013
  • Standard practice for enumeration of viable bacteria and fungi in liquid fuels. Filtration and culture procedures NB
    China Energy industry Standards
  • NB/SH/T 0690-2013
  • Standard test method for middle distillate fuel storage stabilit at 43 Celsius NB
    China Energy industry Standards
  • NB/SH/T 0857-2013
  • Passenger car direct injection diesel engine ring sticking and piston cleanliness test NB
    China Energy industry Standards
  • NB/SH/T 0855-2013
  • Synthetic alkylbenzene calcium sulfonate detergents NB
    China Energy industry Standards
  • NB/T 20007.25-2013
  • Stainless steel for pressurized water reactor nuclear power plant. Part25: Chromium nickel austenitic-ferritic stainless steel containing no molybdenum for no-pressure-retaining cast internal pump parts of category A, B and C NB
    China Energy industry Standards
  • NB/T 20007.24-2013
  • Stainless steel for pressurized water reactor nuclear power plants. Part 24: austenitic-ferritic stainless steel castings pressured for reactor coolant pump casing NB
    China Energy industry Standards
  • NB/T 20007.23-2013
  • Stainless steel for pressurized water reactor nuclear power plants. Part 23: Class 1, 2 and 3 pressure-retaining austenitic-ferritic stainless steel castings NB
    China Energy industry Standards
  • NB/SH/T 0538-2013
  • Criteria for change of compressor oils used in light duty rotary oil-flooded air compressor NB
    China Energy industry Standards
  • NB/T 20007.11-2013
  • Stainless steel for pressurized water reactor power plant. Part 11: Class 1, 2 and 3 austenitic stainless steel pipes welded with the addition of filler metal NB
    China Energy industry Standards
  • NB/SH/T 0562-2013
  • Standard test method for determination of yield stress and apparent viscosity of engine oils at low temperature NB
    China Energy industry Standards
  • NB/SH/T 0854-2013
  • Test method for determination of effect of greases on rolling bearing vibration performance NB
    China Energy industry Standards
  • NB/T 20006.16-2013
  • Alloy steel for pressurized water reactor nuclear power plants. Part 16: Mn-Ni-Mo steel plates for pressurizer supports NB
    China Energy industry Standards
  • NB/T 20006.15-2013
  • Alloy steel for pressurized water reactor nuclear power plants. Part 15: Mn-Ni-Mo steel plates for pressure-retaining boundaries NB
    China Energy industry Standards
  • NB/T 20005.6-2013
  • Carbon steel and alloy steel for pressurized water reactor nuclear power plants. Part 6: Motor support stand castings for reactor coolant pumps NB
    China Energy industry Standards
  • NB/SH/T 0599-2013
  • Criteria for change oil of L-HM hydraulic oil NB
    China Energy industry Standards
  • NB/SH/T 0449-2013
  • 7805 Anti-chemical sealing grease NB
    China Energy industry Standards
  • NB/SH/T 0863-2013
  • Standard guide for determination of chemical elements in fluid catalytic cracking catalysts by X-ray fluorescence spectrometry(XRF) NB
    China Energy industry Standards
  • NB/T 20007.12-2013
  • Stainless steel for pressurized water reactor nuclear power plant. Part 12: Class 1, 2 and 3 austenitic stainless steel fittings welded with the addition of filler metal NB
    China Energy industry Standards
  • NB/T 20237-2013
  • Technical regulation of installation for important to safety instrument line of nuclear power plant NB
    China Energy industry Standards
  • NB/T 20225-2013
  • Qualification of class 1E connection assemblies for nuclear power plants NB
    China Energy industry Standards
  • NB/T 20226-2013
  • Qualification of class 1E transformers for nuclear power plants NB
    China Energy industry Standards
  • NB/T 20227-2013
  • Qualification of switchgear assemblies for class 1E applications in nuclear power plants NB
    China Energy industry Standards
  • NB/T 20228-2013
  • Type testing of measuring sensors and transducers of safety important instrumentation and control system for nuclear power plants NB
    China Energy industry Standards
  • NB/T 20229-2013
  • Electrical module type test of safety important instrumentation and control system for nuclear power plants NB
    China Energy industry Standards
  • NB/T 20232-2013
  • Design criteria for fuel handling and storage systems of pressurized water reactor nuclear power plants NB
    China Energy industry Standards
  • NB/T 20247-2013
  • General design requirements for physical protection system of nuclear power plants NB
    China Energy industry Standards
  • NB/T 20236-2013
  • Noe-destructive eaaminatloa of welds of contaiansent leak-resistant liner of PWR nuclear island NB
    China Energy industry Standards
  • NB/T 20222-2013
  • Ageing management guideline of steam generator in PWR nuclear power plants NB
    China Energy industry Standards
  • NB/T 20238-2013
  • Nuclear power plant radiation monitoring system installation technical regulation NB
    China Energy industry Standards
  • NB/T 20239-2013
  • The specification of draw-up commissioning program for PWR nuclear power plants NB
    China Energy industry Standards
  • NB/T 20240-2013
  • Reload startup physics tests for pressurized water reactors of nuclear power plant NB
    China Energy industry Standards
  • NB/T 20241-2013
  • The requirement of in-service inspection for pressurized water reactor steam generator tubes NB
    China Energy industry Standards
  • NB/T 20242-2013
  • Vibration testing of nuclear power plant piping systems NB
    China Energy industry Standards
  • NB/T 20243-2013
  • Ultrasonic examination for fuel assembly leaked of PWR NB
    China Energy industry Standards
  • NB/T 20196.1-2013
  • Code on nuclear air and gas treatment testing procedures. Part 1: Field testing of air treatment systems NB
    China Energy industry Standards
  • NB/T 20234-2013
  • Design rules for cranes at nuclear power plants NB
    China Energy industry Standards
  • NB/T 20207-2013
  • Rules for qualification test of safety-related storage batteries in nuclear power plants NB
    China Energy industry Standards
  • NB/T 20197.1-2013
  • Reliability and aging detection for instrument and control equipment in nuclear power plants. Part 1: Electromagnetic relay NB
    China Energy industry Standards
  • NB/T 20198-2013
  • Aging management and implementation for instrument and control equipment in nuclear power plants NB
    China Energy industry Standards
  • NB/T 20199-2013
  • Technical specification of radiation environmental impact assessment for liquid radioactive effluent by coastal nuclear power plants NB
    China Energy industry Standards
  • NB/T 20200-2013
  • Technical specification for investigation and evaluation to external human-induced events of nuclear power plants NB
    China Energy industry Standards
  • NB/T 20201-2013
  • Technical specification for social environmental survey around nuclear power plants NB
    China Energy industry Standards
  • NB/T 20202-2013
  • Technical specification for on-site atmospheric dispersion experiment of nuclear power plants NB
    China Energy industry Standards
  • NB/T 20203-2013
  • Technical specification for ecological surveyinreceiving water of nuclear power plants NB
    China Energy industry Standards
  • NB/T 20224-2013
  • Design and manufacture specification of control rod drive mechanism of pressurized water reactor for nuclear power plant NB
    China Energy industry Standards
  • NB/T 20205-2013
  • Qualification procedure for electrical connection assemblies of safety class in nuclear power plants NB
    China Energy industry Standards
  • NB/T 20223-2013
  • Maintenance guide for safety critical mechanical equipments of nuclear power plant NB
    China Energy industry Standards
  • NB/T 20209-2013
  • Type tests for transducers for rod position detector of nuclear power plants NB
    China Energy industry Standards
  • NB/T 20213-2013
  • Qualification procedure of safety-related electric cables and field splices for nuclear power plants NB
    China Energy industry Standards
  • NB/T 20216-2013
  • Technical regulations for PWR nuclear power plant auxiliary system piping installation NB
    China Energy industry Standards
  • NB/T 20217-2013
  • Technical regulation of safety important process variable monitoring instrument installation in PWR nuclear power plant NB
    China Energy industry Standards
  • NB/T 20218-2013
  • Nuclear power plants instrumentation and control important to safety requirements for electromagnetic compatibility testing NB
    China Energy industry Standards
  • NB/T 20221-2013
  • Corrosion inspection of secondary thermodynamic equipments of pressure water reactor nuclear power plant NB
    China Energy industry Standards
  • NB/T 20248-2013
  • Guide for the evaluation of human-system performance in nuclear power plants NB
    China Energy industry Standards
  • NB/T 20204-2013
  • Specification for underwater assembly of nuclear power plants NB
    China Energy industry Standards
  • NB/T 35010-2013
  • Specification for design of relaying protection in hydraulic power plants NB
    China Energy industry Standards
  • NB/T 25016.7-2013
  • Surveillance guide for conventional island equipment in nuclear power plants. Part 7: Deaerator NB
    China Energy industry Standards
  • NB/T 25016.8-2013
  • Surveillance guide for conventional island equipment in nuclear power plants. Part 8: Pipe NB
    China Energy industry Standards
  • NB/T 25016.9-2013
  • Surveillance guide for conventional island equipment in nuclear power plants. Part 9: Valve NB
    China Energy industry Standards
  • NB/T 35019-2013
  • Series parameters for horizontal hydraulic hoist (cylinder) NB
    China Energy industry Standards
  • NB/T 35018-2013
  • Series parameters for High-lift wire rope hoist of QPG NB
    China Energy industry Standards

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