2025-12-22 216.73.216.41
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Code of China
Chinese National Standard List: Basic standards and general methods

GB/T 4728.6-2022 Graphical symbols for electrical diagrams—Part 6： Production and conversion of electrical energy 
  Issued on: 2022-10-12   Translation Price(USD): 840.0
GB/T 4728.7-2022 Graphical symbols for electrical diagrams—Part 7：Switchgear, controlgear and protective devices 
  Issued on: 2022-10-12   Translation Price(USD): 1335.0
GB/T 4728.8-2022 Graphical symbols for electrical diagrams—Part 8：Measuring instruments, lamps and signalling devices 
  Issued on: 2022-10-12   Translation Price(USD): 540.0
GB/T 4728.9-2022 Graphical symbols for electrical diagrams—Part 9： Telecommunications :Switching and peripheral equipment 
  Issued on: 2022-10-12   Translation Price(USD): 630.0
GB/T 4728.10-2022 Graphical symbols for electrical diagrams—Part 10：Telecommunications: Transmission 
  Issued on: 2022-10-12   Translation Price(USD): 1575.0
GB/T 4728.11-2022 Graphical symbols for electrical diagrams—Part 11：Architectural and topographical 
  Issued on: 2022-10-12   Translation Price(USD): 1335.0
GB/T 4728.12-2022 Graphical symbols for electrical diagrams—Part 12：Binary logic elements 
  Issued on: 2022-10-12   Translation Price(USD): 2745.0
GB/T 4728.13-2022 Graphical symbols for electrical diagrams—Part 13： Analogue elements 
  Issued on: 2022-10-12   Translation Price(USD): 660.0
GB/T 5169.19-2022 Fire hazard testing for electric and electronic products—Part 19: Abnormal heat—Mould stress relief distortion test 
  Issued on: 2022-10-12   Translation Price(USD): 160.0
GB/T 5169.31-2022 Fire hazard testing for electric and electronic　products—Part 31: Surface spread of flame—General guidance 
  Issued on: 2022-10-12   Translation Price(USD): 240.0
GB/T 5169.44-2022 Fire hazard testing for electric and electronic products—Part 44: Guidance for assessing the fire hazard—Fire hazard assessment 
  Issued on: 2022-10-12   Translation Price(USD): 630.0
GB/T 5170.20-2022 Inspection methods for environmental testing equipments—Part 20：Water testing equipments 
  Issued on: 2022-07-11   Translation Price(USD): 285.0
GB/T 5170.18-2022 Inspection methods for environmental testing equipments—Part 18：Composite temperature/humidity cyclic testing equipments 
  Issued on: 2022-07-11   Translation Price(USD): 285.0
GB/T 2423.24-2022 Environmental testing—Part 2: Test methods—Test S: Simulated solar radiation at ground level and guidance for solar radiation testing and weathering 
  Issued on: 2022-07-11   Translation Price(USD): 375.0
GB/T 2423.54-2022 Environmental testing—Part 2: Test methods—Test Xc: Fluid contamination 
  Issued on: 2022-07-11   Translation Price(USD): 255.0
GB/T 2423.16-2022 Environmental testing—Part 2: Test methods—Test J and guidance: Mould growth 
  Issued on: 2022-07-11   Translation Price(USD): 375.0
GB/T 37047-2022 Cloud-to-ground lightning density based on lightning location systems(LLS)—General principles 
  Issued on: 2022-07-11   Translation Price(USD): 255.0
GB/T 21697-2022 Insulation coordination of lightning overvoltage for low-voltage distribution wiring and electronic systems 
  Issued on: 2022-07-11   Translation Price(USD): 315.0
GB/T 2900.105-2022 Electrotechnical terminology—Nano-enabled electrotechnical products and systems  
  Issued on: 2022-7-11   Translation Price(USD): 255.0
DL/T 2475.1-2022 Technical specification on voltage dip and short interruption immunity testing for electrical equipment-Part 1: Low-voltage frequency converter 
  Issued on: 2022-05-13   Translation Price(USD): 500.0
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