2025-12-24 10.8.118.215
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Code of China
Chinese National Standard List: Heat supply and heating engineering

GB/T 39246-2020 Prefabricated directly buried insulating fittings with seamless high density polyethylene casing pipe 
  Issued on: 2020-11-19   Translation Price(USD): 315.0
GB/T 21087-2020 Energy recovery ventilators for outdoor air handling 
  Issued on: 2020-09-29   Translation Price(USD): 630.0
GB/T 38705-2020 Classification and basic requirements for urban heat supply facilities operation safety information 
  Issued on: 2020-03-31   Translation Price(USD): 340.0
GB/T 38588-2020 In-situ measurements of heat loss of insulating pipes for urban heat-supplying 
  Issued on: 2020-03-31   Translation Price(USD): 370.0
GB/T 38585-2020 Technical specification of joint assembling for directly buried insulated pipeline of urban heating 
  Issued on: 2020-03-31   Translation Price(USD): 220.0
T/CECS 10105-2020 Commercial gas-fired full pre-mixed condensing hot water boiler 
  Issued on: 2020-08-25   Translation Price(USD): 615.0
GB/T 38105-2019 Urban heating—Steel jacket prefabricated directly buried pipes and fittings with vacuum insulating layers 
  Issued on: 2019-10-18   Translation Price(USD): 310.0
GB/T 38097-2019 Urban heating—Prefabricated directly buried insulating pipes and fittings with polyurethane(PUR)foamed-plastics and glass fiber reinforced plastics protect layers 
  Issued on: 2019-10-18   Translation Price(USD): 310.0
DB22/T 5044-2020 Technical standard for heat pump system engineering 
  Issued on: 2020-07-29   Translation Price(USD):
GB/T 37828-2019 Bidirectional metal to metal sealed butterfly valve for urban heating 
  Issued on: 2019-08-30   Translation Price(USD): 310.0
GB/T 37827-2019 Welded ball valve for urban heating 
  Issued on: 2019-08-30   Translation Price(USD): 370.0
T/CECS 10066-2019 Green building material assessment—Ground source heat pump system 
  Issued on: 2019-09-12   Translation Price(USD): 165.0
DB37/T 3798-2019 Code for city gas industry service 
  Issued on: 2019-12-24   Translation Price(USD):
GB/T 37261-2018 Ball joint compensator for district heating system 
  Issued on: 2018-12-28   Translation Price(USD): 250.0
GB/T 37263-2018 Prefabricated directly buried insulating plastic-steel-plastic composite pipes with polyurethane(PUR) foamed-plastics and high density polyethylene(PE) casing pipes 
  Issued on: 2018-12-28   Translation Price(USD): 310.0
DB22/T 5021-2019 Technical standard for polyethylene of raised temperature resistance (PE-RT II) pipeline for heating engineering 
  Issued on: 2019-06-24   Translation Price(USD):
CJ/T 179-2018 Self-operated flow control valve 
  Issued on: 2018-11-16   Translation Price(USD): 200.0
CJ/T 25-2018 Hand flow adjusting valves for heating 
  Issued on: 2018-11-16   Translation Price(USD): 284.0
CJ/T 246-2018 Preformed directly buried steam insulating pipes and fittings for urban heating 
  Issued on: 2018-08-24   Translation Price(USD): 310.0
CJ/T 515-2018 Flue gas condensing type heat exchanger units for gas-fired boilers 
  Issued on: 2018-05-30   Translation Price(USD): 370.0
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