Steam boilers do not always belong to special equipment.
First of all, we need to understand what is called special equipment, that is, involving life and limb, dangerous equipment is called special equipment.
Steam boilers can be divided into atmospheric pressure and pressure two kinds of steam boilers, where atmospheric steam boilers do not belong to the special equipment, only pressure belongs to the special equipment.
Steam boiler
1, usually, atmospheric steam boiler out of steam is generally steam, water **** stock, the temperature is just above the boiling point of water, and in practice, the pressure is 0.1MPa out of the head, does not belong to the category of special equipment.
2, pressurized steam boiler is a high-temperature, high-pressure thermal energy equipment, widely used in various industries such as biopharmaceuticals, medical sterilization, scientific research and chemical industry, is both special and dangerous equipment, in the event of an accident, the hazards are enormous, and even to the country and people's lives and property caused by the huge losses, it belongs to the special equipment.
Steam boiler
Therefore, in order to protect everyone's life and property, in the purchase of steam boilers, we need to know whether the selected equipment belongs to the special equipment.
Special equipment in the design, processing, manufacturing and installation are subject to the supervision of the supervisory authorities, such as pressurized steam boilers need to be water level meter, safety valve, pressure gauge three accessories complete, and the user in the use of the steam boiler process must also follow the "special equipment safety supervision regulations. Reference Content Web Link