Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
Position: Search valid to be valid superseded to be superseded abolished to be abolished
Standard No. Title Price(USD) Delivery Status Add to Cart
DB23/T 1798-2016 via email in business day valid
DB31/T 628-2012 The energy efficiency testing and evaluation method of industrial heat exchanger in service via email in business day valid
DB31/T 628-2017 The energy efficiency testing and comprehensive evaluation method of in dustrial heat exchanger in service via email in business day valid
DB37/T 4285-2020 Regular inspection rules for main bearing parts ofboilers via email in business day valid
DB37/T 4288-2020 via email in business day
DB37/T 4344-2021 165.0 via email in 1~3 business day valid
DB43/T 1177-2016 via email in business day valid
DB43/T 1190-2016 via email in business day valid
DB43/T 1255-2017 Safety operation regulation for organic heat transfer heater 135.0 via email in 1~3 business day valid
DL/T 748.1-2001 Guide of maintenance of boiler unit for thermal power station Part 1 : General rules 90.0 via email in 1~3 business day superseded
DL/T 748.3-2001 Guide of maintenance of boiler unit for thermal power station Part 3 : The maintenance of valves and steam-water system 300.0 via email in 1~3 business day valid
DL/T 748.5-2001 Guide of maintenance of boiler unit for thermal power station Part 5 : The maintenance of air & flue system 240.0 via email in 1~3 business day abolished
DL/T 748.7-2001 Guide of maintenance of boiler unit for thermal power station Part 7 : The maintenance of ash and slang handling system 330.0 via email in 1~3 business day superseded
DL/T 748.8-2001 Guide of maintenance of boiler unit for thermal power station Part 8 : The maintenance of air preheater 420.0 via email in 1~3 business day superseded
GB 10656-1989 Analytical methods for boiler water and cooling water-Determination of zinc ion-Zincon spectrophotometry 30.0 via email in 1~3 business day superseded
GB 12146-1989 Analysis of water used in boiler and cooling system-Determination of ammonia-Method with phenol via email in business day superseded
GB 12153-1989 Analysis of water used in boiler and cooling system-Determination for mineral oil-Ultraviolet spectrophotometry 30.0 via email in 1~3 business day superseded
GB 12157-1989 Analysis of water used in boiler and cooling system-Determination for dissolved oxygen-Internal electrolysis 45.0 via email in 1~3 business day superseded
GB 24747-2009 Safety technology conditions for heat transfer fluids 250.0 via email in 1 business day valid
GB/T 10180-2003 Thermal performance test code for industrial boilers 370.0 via email in 1 business day superseded


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