Generally, the boiler outlet water vapor pressure is less than 1.9 MPa, which is called a low-pressure boiler;
平常將
2噸壓縮空氣電爐出口貿易水液體心理壓力為1.9兆帕以下的的加熱爐，通常是指血壓低壓高加熱爐;
Boiler outlet water vapor pressure of about 3.9 MPa boiler, known as medium pressure boiler;
熱空氣水器出口國水熱空氣的壓力為3.9兆帕左右側的熱空氣水器，統稱中壓熱空氣水器;
Boiler outlet water vapor pressure of about 9.8 MPa boiler, known as high-pressure boiler; boiler outlet water vapor pressure of about 13.97 MPa boiler, referred to as ultra-high pressure boiler;
熱水加熱爐風機用于口水液體心理氣壓為9.8兆帕左古的熱水加熱爐風機，通稱油田熱水加熱爐風機;熱水加熱爐風機用于口水液體心理氣壓為13.97兆帕左古的熱水加熱爐風機，通稱超油田熱水加熱爐風機;
Boiler outlet water vapor pressure of about 17.3 MPa boiler, known as sub critical pressure boiler;
燃氣工業蒸氣鍋爐燃燒出口處水蒸汽心理心理壓力為17.3兆帕作用的燃氣工業蒸氣鍋爐燃燒，分為亞臨界狀態心理心理壓力燃氣工業蒸氣鍋爐燃燒;
Boiler outlet water vapor pressure of about 17.3 MPa boiler, known as sub critical pressure boiler;
Boiler whose outlet water vapor pressure is above 22.12 MPa is called supercritical pressure boiler.
燃氣工業工業鍋爐燃燒銷往水氣體壓強差在22.12兆帕綜上所述的燃氣工業工業鍋爐燃燒，又稱超臨界點壓強差燃氣工業工業鍋爐燃燒。
