The utility model relates to an air heat exchanger, which is a heat exchanger which is used as a medium for cooling or heating forced flowing air, such as water, glycol solution, steam, heat conduction oil, etc.. Widely used in light industry, construction, chemical industry, machinery, textile, printing and dyeing, electronics, food, starch, medicine, metallurgy, painting and other industries in the hot air heating, drying, cooling, dehumidification and other projects. Different types of heat exchangers are selected according to different working conditions. Air heat exchanger: heat exchanger tube type classification: around the chip, rolled plate, string, chip type; base material: seamless steel tube, purple / yellow steel pipe fin material: steel, aluminum sheet

The utility model is characterized in that the utility model has the advantages of compact structure, beautiful appearance, convenient installation, convenient management and long service life, which is not only suitable for collective air supply heating, but also suitable for local heating or other purposes.

Material: carbon steel, steel and stainless steel around the chip.