According to the 99th edition of the "Safety Technical Supervision Regulations for Pressure Vessels" issued by the State Administration for Quality and Technical Supervision, fermentation tanks are equipped with compressed air and steam during use,
If the product of pressure and volume is ≥ 2.5MPa · L, it belongs to the first type of pressure vessel.
Its design, manufacturing, installation, repair and renovation, and use management must comply with the relevant regulations of the state on pressure vessels.
Definition: Pressure vessel
The 99th edition of the "Safety Technical Supervision Regulations for Pressure Vessels" issued by the State Administration for Quality and Technical Supervision stipulates that various pressure vessels containing gases, liquefied gases, and liquids with a maximum working temperature higher than or equal to the standard boiling point, with a maximum working pressure ≥ 0.1MPa (gauge pressure) and a product of pressure and volume ≥ 2.5MPa · L, shall be designed, manufactured, installed, repaired, modified, and managed according to the requirements of pressure vessels.