Air Heat Exchanger (also named radiator pipe or radiator) is a main equipment in heating or cooling the air in heat exchange device with heat or cooling medium. It can heat air with high temperature water, steam and high temperature heat conducting oil. It also can cool air with brine, low temperature water or ammonium.

The materials of radiator include steel, copper, stainless steel and aluminum. The structions include sheet rolling style, aluminum roll sheet style, aluminum nest plate style, sheet series connection style.