2025-12-13 216.73.216.3
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Code of China
Chinese National Standard List: Nuclear reactor and nuclear island equipment of nuclear power plant

NB/T 20103-2023 Accident analyses and safety criteria for pressurized water reactor nuclear power plant 
  Issued on: 2023-05-26   Translation Price(USD): 585.0
NB/T 20292-2023 Test method for determination of reference temperature|| To|| for ferritic steels in theductile-to-brittle transition range for nuclear power plants 
  Issued on: 2023-05-26   Translation Price(USD): 750.0
NB/T 20223-2023 Guidelines for mechanical equipment maintenance of nuclear power plants 
  Issued on: 2023-05-26   Translation Price(USD): 345.0
NB/T 20312.4-2023 Code on the in-service inspections of mechanical components of pressurized waterreactor nuclear islands―Part 4:Nondestructive examination methods 
  Issued on: 2023-05-26   Translation Price(USD): 825.0
NB/T 20312.1-2023 Code on the in-service inspections of mechanical components of pressurized waterreactor nuclear islands- Part 1:General requirements 
  Issued on: 2023-05-26   Translation Price(USD): 225.0
NB/T 20312.3-2023 Code on the in-service inspections of mechanical components of pressurized waterreactor nuclear islands―Part 3:Pressure test 
  Issued on: 2023-05-26   Translation Price(USD): 210.0
NB/T 20251-2023 Design and test criteria for air cleaning units in PWR nuclear power plants 
  Issued on: 2023-05-26   Translation Price(USD): 240.0
NB/T 20445.4-2023 Level 2 probabilistic safety assessment for nuclear power plant applications-Part 4: External events 
  Issued on: 2023-05-26   Translation Price(USD): 195.0
NB/T 20673-2023 Design criteria for steam generator blowdown system of pressurized water reactor nuclear power plants 
  Issued on: 2023-05-26   Translation Price(USD): 150.0
NB/T 20665-2023 Design criteria for the interface between the nuclear steam supply system and the steam turbine building of a pressurized water reactor nuclear power plant 
  Issued on: 2023-5-26   Translation Price(USD): 135.0
NB/T 20662-2023 Categorization of conditions of PWR nuclear power plants 
  Issued on: 2023-5-26   Translation Price(USD): 180.0
NB/T 20664-2023 Technical guidelines for nuclear island cooling chain commissioning of pressurizedwater reactor nuclear power plant 
  Issued on: 2023-5-26   Translation Price(USD): 165.0
NB/T 20667-2023 General requirements for protection design against internal hazards in pressurizedwater reactor nuclear power plant 
  Issued on: 2023-5-26   Translation Price(USD): 405.0
NB/T 20668-2023 The general requirement of protection design against external hazard in pressurizedwater reactor nuclear power plant 
  Issued on: 2023-5-26   Translation Price(USD): 375.0
NB/T 20666-2023 Design criteria for nuclear sampling systems in pressurized water reactor nuclear power plants 
  Issued on: 2023-5-26   Translation Price(USD): 150.0
NB/T 20669-2023 Design criteria for emergency core cooling system of pressurized water reactor nuclear power plant 
  Issued on: 2023-5-26   Translation Price(USD): 225.0
NB/T 20670-2023 Technical guideline of emergency feedwater system commissioning for pressurized water reactor nuclear power plant 
  Issued on: 2023-5-26   Translation Price(USD): 135.0
NB/T 20671-2023 Design criteria for emergency boration system of pressurized water reactor nuclearpower plants 
  Issued on: 2023-5-26   Translation Price(USD): 150.0
NB/T 20676-2023 Design criteria for automatic depressurization system of pressurized water reactornuclear power plant 
  Issued on: 2023-5-26   Translation Price(USD): 150.0
NB/T 20675-2023 Design criteria for main steam pipeline leakage monitoring system of pressurized water reactor nuclear power plant 
  Issued on: 2023-5-26   Translation Price(USD): 135.0
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