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Laser welding finned tube

Laser welding finned tube is one of the earliest and most successful inventions in the process of improving tube heat transfer. When used, this method is still all the various heat transfer methods of laser welding finned tube The most widely used one, not only suitable for single-fin tube heat exchangers, but also widely used in power, chemical, petrochemical, air conditioning and refrigeration engineering.
Laser welded finned tubes are widely used in chemical engineering, power engineering, air conditioning engineering, petrochemical engineering, and refrigeration engineering, such as surface air coolers, air heaters, and fan coils used in air conditioning engineering. The evaporator of the air cooler and the evaporator of the frost-free refrigerator used in the refrigeration project.
Laser welding finned tubes are not only suitable for the flow of single-phase fluids in the process of use, but their equipment is also of great value to the heat of phase transformation. Most of the finned tube heat exchangers used for clean gases use The new and efficient surface structure of the fins has achieved remarkable heat transfer enhancement effect.
Compared with other processes, the laser welding finned tube greatly saves the material cost to a high degree of penetration, and can effectively prevent the corrosion of its gaps during use, which will effectively extend it to a certain extent. The service life of the equipment reduces its heat transfer resistance.
In terms of quality control of laser welding finned tubes, its equipment mainly uses its CCD monitoring system during the production process to monitor the welding area throughout the process. The first piece is approved. The metallographic analysis system is used to obtain the welding status and ensure product quality Continue production after passing.

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