NB/T 47012-2010
Pressure vessels for refrigerant equipment (English Version)
- Standard No.
- NB/T 47012-2010
- Language
- Chinese, Available in English version
- Release Date
- 2010
- Published By
- Professional Standard - Energy
- Status
- 2021-02
- Replace By
- NB/T 47012-2020
- Latest
- NB/T 47012-2020
- Scope
- This standard specifies the design, manufacturing, inspection and acceptance requirements for pressure vessels (including shell and tube heat exchangers) for refrigeration devices that use liquefied gas as the refrigerant, the design pressure is not higher than 4.0MPa, and the design temperature is not higher than 200°C. . This standard does not apply to vessels with an inner diameter (rectangular cross-section refers to the diagonal) less than 150mm or a volume less than 0.025m, shellless sleeve-type heat exchangers, cooling pipes and generators of direct-fired suction refrigeration devices.
NB/T 47012-2010 history
- 2020 NB/T 47012-2020 Pressure vessels for refrigeration equipment
- 2010 NB/T 47012-2010 Pressure vessels for refrigerant equipment
- 2003 JB/T 4750-2003 Pressure vessels for refrigerant equipment
